| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Dominik Brodowski | 4329 | 53.25% | 38 | 20.11% |
| Andrew Morton | 2110 | 25.96% | 6 | 3.17% |
| Al Viro | 210 | 2.58% | 17 | 8.99% |
| Ulrich Drepper | 155 | 1.91% | 8 | 4.23% |
| Heiko Carstens | 152 | 1.87% | 7 | 3.70% |
| Frédéric Weisbecker | 113 | 1.39% | 2 | 1.06% |
| Arnd Bergmann | 107 | 1.32% | 14 | 7.41% |
| Christoph Hellwig | 97 | 1.19% | 7 | 3.70% |
| David Howells | 64 | 0.79% | 4 | 2.12% |
| Thomas Garnier | 57 | 0.70% | 2 | 1.06% |
| Davide Libenzi | 53 | 0.65% | 5 | 2.65% |
| Yonghong Song | 46 | 0.57% | 2 | 1.06% |
| Mark Rutland | 37 | 0.46% | 1 | 0.53% |
| David Woodhouse | 30 | 0.37% | 2 | 1.06% |
| Mathieu Desnoyers | 28 | 0.34% | 2 | 1.06% |
| Jiri Slaby | 28 | 0.34% | 1 | 0.53% |
| Linus Torvalds | 25 | 0.31% | 4 | 2.12% |
| Christopher Yeoh | 25 | 0.31% | 1 | 0.53% |
| Steven Rostedt | 22 | 0.27% | 4 | 2.12% |
| Jens Axboe | 22 | 0.27% | 3 | 1.59% |
| Gerd Hoffmann | 20 | 0.25% | 1 | 0.53% |
| Aneesh Kumar K.V | 19 | 0.23% | 2 | 1.06% |
| Anton Blanchard | 18 | 0.22% | 2 | 1.06% |
| Jason Baron | 17 | 0.21% | 1 | 0.53% |
| Kees Cook | 17 | 0.21% | 2 | 1.06% |
| Christoph Lameter | 17 | 0.21% | 2 | 1.06% |
| Dario Faggioli | 17 | 0.21% | 1 | 0.53% |
| Dave Hansen | 16 | 0.20% | 1 | 0.53% |
| Milosz Tanski | 16 | 0.20% | 1 | 0.53% |
| Vivek Goyal | 15 | 0.18% | 1 | 0.53% |
| David Drysdale | 15 | 0.18% | 1 | 0.53% |
| Zach Brown | 12 | 0.15% | 1 | 0.53% |
| Arnaldo Carvalho de Melo | 12 | 0.15% | 1 | 0.53% |
| Deepa Dinamani | 12 | 0.15% | 3 | 1.59% |
| Randolph Chung | 11 | 0.14% | 1 | 0.53% |
| Alexei Starovoitov | 11 | 0.14% | 1 | 0.53% |
| Eric Paris | 11 | 0.14% | 2 | 1.06% |
| Catalin Marinas | 11 | 0.14% | 1 | 0.53% |
| Michal Simek | 11 | 0.14% | 1 | 0.53% |
| Dave Jones | 10 | 0.12% | 1 | 0.53% |
| Roland McGrath | 10 | 0.12% | 2 | 1.06% |
| Richard Cochran | 9 | 0.11% | 1 | 0.53% |
| Stephen Rothwell | 9 | 0.11% | 1 | 0.53% |
| Eric W. Biedermann | 8 | 0.10% | 2 | 1.06% |
| Amit Arora | 8 | 0.10% | 1 | 0.53% |
| Andi Kleen | 8 | 0.10% | 1 | 0.53% |
| Eric Dumazet | 8 | 0.10% | 1 | 0.53% |
| Thomas Gleixner | 7 | 0.09% | 2 | 1.06% |
| Eric B Munson | 7 | 0.09% | 1 | 0.53% |
| Theodore Y. Ts'o | 7 | 0.09% | 1 | 0.53% |
| David Herrmann | 7 | 0.09% | 1 | 0.53% |
| Cyrill V. Gorcunov | 7 | 0.09% | 1 | 0.53% |
| Sage Weil | 6 | 0.07% | 1 | 0.53% |
| Masatake YAMATO | 5 | 0.06% | 1 | 0.53% |
| Andrea Arcangeli | 5 | 0.06% | 1 | 0.53% |
| Ingo Molnar | 4 | 0.05% | 3 | 1.59% |
| Rasmus Villemoes | 2 | 0.02% | 2 | 1.06% |
| Paul Gortmaker | 2 | 0.02% | 1 | 0.53% |
| Randy Dunlap | 2 | 0.02% | 1 | 0.53% |
| Josh Triplett | 2 | 0.02% | 1 | 0.53% |
| Oleg Nesterov | 2 | 0.02% | 1 | 0.53% |
| Namhyung Kim | 2 | 0.02% | 1 | 0.53% |
| Howard McLauchlan | 1 | 0.01% | 1 | 0.53% |
| Ian Munsie | 1 | 0.01% | 1 | 0.53% |
| Paul Mackerras | 1 | 0.01% | 1 | 0.53% |
| Peter Zijlstra | 1 | 0.01% | 1 | 0.53% |
| Total | 8129 | 189 |
/* * syscalls.h - Linux syscall interfaces (non-arch-specific) * * Copyright (c) 2004 Randy Dunlap * Copyright (c) 2004 Open Source Development Labs * * This file is released under the GPLv2. * See the file COPYING for more details. */ #ifndef _LINUX_SYSCALLS_H #define _LINUX_SYSCALLS_H struct __aio_sigset; struct epoll_event; struct iattr; struct inode; struct iocb; struct io_event; struct iovec; struct itimerspec; struct itimerval; struct kexec_segment; struct linux_dirent; struct linux_dirent64; struct list_head; struct mmap_arg_struct; struct msgbuf; struct user_msghdr; struct mmsghdr; struct msqid_ds; struct new_utsname; struct nfsctl_arg; struct __old_kernel_stat; struct oldold_utsname; struct old_utsname; struct pollfd; struct rlimit; struct rlimit64; struct rusage; struct sched_param; struct sched_attr; struct sel_arg_struct; struct semaphore; struct sembuf; struct shmid_ds; struct sockaddr; struct stat; struct stat64; struct statfs; struct statfs64; struct statx; struct __sysctl_args; struct sysinfo; struct timespec; struct timeval; struct timex; struct timezone; struct tms; struct utimbuf; struct mq_attr; struct compat_stat; struct old_timeval32; struct robust_list_head; struct getcpu_cache; struct old_linux_dirent; struct perf_event_attr; struct file_handle; struct sigaltstack; struct rseq; union bpf_attr; #include <linux/types.h> #include <linux/aio_abi.h> #include <linux/capability.h> #include <linux/signal.h> #include <linux/list.h> #include <linux/bug.h> #include <linux/sem.h> #include <asm/siginfo.h> #include <linux/unistd.h> #include <linux/quota.h> #include <linux/key.h> #include <linux/personality.h> #include <trace/syscall.h> #ifdef CONFIG_ARCH_HAS_SYSCALL_WRAPPER /* * It may be useful for an architecture to override the definitions of the * SYSCALL_DEFINE0() and __SYSCALL_DEFINEx() macros, in particular to use a * different calling convention for syscalls. To allow for that, the prototypes * for the sys_*() functions below will *not* be included if * CONFIG_ARCH_HAS_SYSCALL_WRAPPER is enabled. */ #include <asm/syscall_wrapper.h> #endif /* CONFIG_ARCH_HAS_SYSCALL_WRAPPER */ /* * __MAP - apply a macro to syscall arguments * __MAP(n, m, t1, a1, t2, a2, ..., tn, an) will expand to * m(t1, a1), m(t2, a2), ..., m(tn, an) * The first argument must be equal to the amount of type/name * pairs given. Note that this list of pairs (i.e. the arguments * of __MAP starting at the third one) is in the same format as * for SYSCALL_DEFINE<n>/COMPAT_SYSCALL_DEFINE<n> */ #define __MAP0(m,...) #define __MAP1(m,t,a,...) m(t,a) #define __MAP2(m,t,a,...) m(t,a), __MAP1(m,__VA_ARGS__) #define __MAP3(m,t,a,...) m(t,a), __MAP2(m,__VA_ARGS__) #define __MAP4(m,t,a,...) m(t,a), __MAP3(m,__VA_ARGS__) #define __MAP5(m,t,a,...) m(t,a), __MAP4(m,__VA_ARGS__) #define __MAP6(m,t,a,...) m(t,a), __MAP5(m,__VA_ARGS__) #define __MAP(n,...) __MAP##n(__VA_ARGS__) #define __SC_DECL(t, a) t a #define __TYPE_AS(t, v) __same_type((__force t)0, v) #define __TYPE_IS_L(t) (__TYPE_AS(t, 0L)) #define __TYPE_IS_UL(t) (__TYPE_AS(t, 0UL)) #define __TYPE_IS_LL(t) (__TYPE_AS(t, 0LL) || __TYPE_AS(t, 0ULL)) #define __SC_LONG(t, a) __typeof(__builtin_choose_expr(__TYPE_IS_LL(t), 0LL, 0L)) a #define __SC_CAST(t, a) (__force t) a #define __SC_ARGS(t, a) a #define __SC_TEST(t, a) (void)BUILD_BUG_ON_ZERO(!__TYPE_IS_LL(t) && sizeof(t) > sizeof(long)) #ifdef CONFIG_FTRACE_SYSCALLS #define __SC_STR_ADECL(t, a) #a #define __SC_STR_TDECL(t, a) #t extern struct trace_event_class event_class_syscall_enter; extern struct trace_event_class event_class_syscall_exit; extern struct trace_event_functions enter_syscall_print_funcs; extern struct trace_event_functions exit_syscall_print_funcs; #define SYSCALL_TRACE_ENTER_EVENT(sname) \ static struct syscall_metadata __syscall_meta_##sname; \ static struct trace_event_call __used \ event_enter_##sname = { \ .class = &event_class_syscall_enter, \ { \ .name = "sys_enter"#sname, \ }, \ .event.funcs = &enter_syscall_print_funcs, \ .data = (void *)&__syscall_meta_##sname,\ .flags = TRACE_EVENT_FL_CAP_ANY, \ }; \ static struct trace_event_call __used \ __attribute__((section("_ftrace_events"))) \ *__event_enter_##sname = &event_enter_##sname; #define SYSCALL_TRACE_EXIT_EVENT(sname) \ static struct syscall_metadata __syscall_meta_##sname; \ static struct trace_event_call __used \ event_exit_##sname = { \ .class = &event_class_syscall_exit, \ { \ .name = "sys_exit"#sname, \ }, \ .event.funcs = &exit_syscall_print_funcs, \ .data = (void *)&__syscall_meta_##sname,\ .flags = TRACE_EVENT_FL_CAP_ANY, \ }; \ static struct trace_event_call __used \ __attribute__((section("_ftrace_events"))) \ *__event_exit_##sname = &event_exit_##sname; #define SYSCALL_METADATA(sname, nb, ...) \ static const char *types_##sname[] = { \ __MAP(nb,__SC_STR_TDECL,__VA_ARGS__) \ }; \ static const char *args_##sname[] = { \ __MAP(nb,__SC_STR_ADECL,__VA_ARGS__) \ }; \ SYSCALL_TRACE_ENTER_EVENT(sname); \ SYSCALL_TRACE_EXIT_EVENT(sname); \ static struct syscall_metadata __used \ __syscall_meta_##sname = { \ .name = "sys"#sname, \ .syscall_nr = -1, /* Filled in at boot */ \ .nb_args = nb, \ .types = nb ? types_##sname : NULL, \ .args = nb ? args_##sname : NULL, \ .enter_event = &event_enter_##sname, \ .exit_event = &event_exit_##sname, \ .enter_fields = LIST_HEAD_INIT(__syscall_meta_##sname.enter_fields), \ }; \ static struct syscall_metadata __used \ __attribute__((section("__syscalls_metadata"))) \ *__p_syscall_meta_##sname = &__syscall_meta_##sname; static inline int is_syscall_trace_event(struct trace_event_call *tp_event) { return tp_event->class == &event_class_syscall_enter || tp_event->class == &event_class_syscall_exit; } #else #define SYSCALL_METADATA(sname, nb, ...) static inline int is_syscall_trace_event(struct trace_event_call *tp_event) { return 0; } #endif #ifndef SYSCALL_DEFINE0 #define SYSCALL_DEFINE0(sname) \ SYSCALL_METADATA(_##sname, 0); \ asmlinkage long sys_##sname(void); \ ALLOW_ERROR_INJECTION(sys_##sname, ERRNO); \ asmlinkage long sys_##sname(void) #endif /* SYSCALL_DEFINE0 */ #define SYSCALL_DEFINE1(name, ...) SYSCALL_DEFINEx(1, _##name, __VA_ARGS__) #define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__) #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) #define SYSCALL_DEFINE4(name, ...) SYSCALL_DEFINEx(4, _##name, __VA_ARGS__) #define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__) #define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__) #define SYSCALL_DEFINE_MAXARGS 6 #define SYSCALL_DEFINEx(x, sname, ...) \ SYSCALL_METADATA(sname, x, __VA_ARGS__) \ __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) #define __PROTECT(...) asmlinkage_protect(__VA_ARGS__) /* * The asmlinkage stub is aliased to a function named __se_sys_*() which * sign-extends 32-bit ints to longs whenever needed. The actual work is * done within __do_sys_*(). */ #ifndef __SYSCALL_DEFINEx #define __SYSCALL_DEFINEx(x, name, ...) \ __diag_push(); \ __diag_ignore(GCC, 8, "-Wattribute-alias", \ "Type aliasing is used to sanitize syscall arguments");\ asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ __attribute__((alias(__stringify(__se_sys##name)))); \ ALLOW_ERROR_INJECTION(sys##name, ERRNO); \ static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));\ asmlinkage long __se_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)); \ asmlinkage long __se_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ { \ long ret = __do_sys##name(__MAP(x,__SC_CAST,__VA_ARGS__));\ __MAP(x,__SC_TEST,__VA_ARGS__); \ __PROTECT(x, ret,__MAP(x,__SC_ARGS,__VA_ARGS__)); \ return ret; \ } \ __diag_pop(); \ static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) #endif /* __SYSCALL_DEFINEx */ /* * Called before coming back to user-mode. Returning to user-mode with an * address limit different than USER_DS can allow to overwrite kernel memory. */ static inline void addr_limit_user_check(void) { #ifdef TIF_FSCHECK if (!test_thread_flag(TIF_FSCHECK)) return; #endif if (CHECK_DATA_CORRUPTION(!segment_eq(get_fs(), USER_DS), "Invalid address limit on user-mode return")) force_sig(SIGKILL, current); #ifdef TIF_FSCHECK clear_thread_flag(TIF_FSCHECK); #endif } /* * These syscall function prototypes are kept in the same order as * include/uapi/asm-generic/unistd.h. Architecture specific entries go below, * followed by deprecated or obsolete system calls. * * Please note that these prototypes here are only provided for information * purposes, for static analysis, and for linking from the syscall table. * These functions should not be called elsewhere from kernel code. * * As the syscall calling convention may be different from the default * for architectures overriding the syscall calling convention, do not * include the prototypes if CONFIG_ARCH_HAS_SYSCALL_WRAPPER is enabled. */ #ifndef CONFIG_ARCH_HAS_SYSCALL_WRAPPER asmlinkage long sys_io_setup(unsigned nr_reqs, aio_context_t __user *ctx); asmlinkage long sys_io_destroy(aio_context_t ctx); asmlinkage long sys_io_submit(aio_context_t, long, struct iocb __user * __user *); asmlinkage long sys_io_cancel(aio_context_t ctx_id, struct iocb __user *iocb, struct io_event __user *result); asmlinkage long sys_io_getevents(aio_context_t ctx_id, long min_nr, long nr, struct io_event __user *events, struct timespec __user *timeout); asmlinkage long sys_io_pgetevents(aio_context_t ctx_id, long min_nr, long nr, struct io_event __user *events, struct timespec __user *timeout, const struct __aio_sigset *sig); /* fs/xattr.c */ asmlinkage long sys_setxattr(const char __user *path, const char __user *name, const void __user *value, size_t size, int flags); asmlinkage long sys_lsetxattr(const char __user *path, const char __user *name, const void __user *value, size_t size, int flags); asmlinkage long sys_fsetxattr(int fd, const char __user *name, const void __user *value, size_t size, int flags); asmlinkage long sys_getxattr(const char __user *path, const char __user *name, void __user *value, size_t size); asmlinkage long sys_lgetxattr(const char __user *path, const char __user *name, void __user *value, size_t size); asmlinkage long sys_fgetxattr(int fd, const char __user *name, void __user *value, size_t size); asmlinkage long sys_listxattr(const char __user *path, char __user *list, size_t size); asmlinkage long sys_llistxattr(const char __user *path, char __user *list, size_t size); asmlinkage long sys_flistxattr(int fd, char __user *list, size_t size); asmlinkage long sys_removexattr(const char __user *path, const char __user *name); asmlinkage long sys_lremovexattr(const char __user *path, const char __user *name); asmlinkage long sys_fremovexattr(int fd, const char __user *name); /* fs/dcache.c */ asmlinkage long sys_getcwd(char __user *buf, unsigned long size); /* fs/cookies.c */ asmlinkage long sys_lookup_dcookie(u64 cookie64, char __user *buf, size_t len); /* fs/eventfd.c */ asmlinkage long sys_eventfd2(unsigned int count, int flags); /* fs/eventpoll.c */ asmlinkage long sys_epoll_create1(int flags); asmlinkage long sys_epoll_ctl(int epfd, int op, int fd, struct epoll_event __user *event); asmlinkage long sys_epoll_pwait(int epfd, struct epoll_event __user *events, int maxevents, int timeout, const sigset_t __user *sigmask, size_t sigsetsize); /* fs/fcntl.c */ asmlinkage long sys_dup(unsigned int fildes); asmlinkage long sys_dup3(unsigned int oldfd, unsigned int newfd, int flags); asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg); #if BITS_PER_LONG == 32 asmlinkage long sys_fcntl64(unsigned int fd, unsigned int cmd, unsigned long arg); #endif /* fs/inotify_user.c */ asmlinkage long sys_inotify_init1(int flags); asmlinkage long sys_inotify_add_watch(int fd, const char __user *path, u32 mask); asmlinkage long sys_inotify_rm_watch(int fd, __s32 wd); /* fs/ioctl.c */ asmlinkage long sys_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg); /* fs/ioprio.c */ asmlinkage long sys_ioprio_set(int which, int who, int ioprio); asmlinkage long sys_ioprio_get(int which, int who); /* fs/locks.c */ asmlinkage long sys_flock(unsigned int fd, unsigned int cmd); /* fs/namei.c */ asmlinkage long sys_mknodat(int dfd, const char __user * filename, umode_t mode, unsigned dev); asmlinkage long sys_mkdirat(int dfd, const char __user * pathname, umode_t mode); asmlinkage long sys_unlinkat(int dfd, const char __user * pathname, int flag); asmlinkage long sys_symlinkat(const char __user * oldname, int newdfd, const char __user * newname); asmlinkage long sys_linkat(int olddfd, const char __user *oldname, int newdfd, const char __user *newname, int flags); asmlinkage long sys_renameat(int olddfd, const char __user * oldname, int newdfd, const char __user * newname); /* fs/namespace.c */ asmlinkage long sys_umount(char __user *name, int flags); asmlinkage long sys_mount(char __user *dev_name, char __user *dir_name, char __user *type, unsigned long flags, void __user *data); asmlinkage long sys_pivot_root(const char __user *new_root, const char __user *put_old); /* fs/nfsctl.c */ /* fs/open.c */ asmlinkage long sys_statfs(const char __user * path, struct statfs __user *buf); asmlinkage long sys_statfs64(const char __user *path, size_t sz, struct statfs64 __user *buf); asmlinkage long sys_fstatfs(unsigned int fd, struct statfs __user *buf); asmlinkage long sys_fstatfs64(unsigned int fd, size_t sz, struct statfs64 __user *buf); asmlinkage long sys_truncate(const char __user *path, long length); asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length); #if BITS_PER_LONG == 32 asmlinkage long sys_truncate64(const char __user *path, loff_t length); asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length); #endif asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len); asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode); asmlinkage long sys_chdir(const char __user *filename); asmlinkage long sys_fchdir(unsigned int fd); asmlinkage long sys_chroot(const char __user *filename); asmlinkage long sys_fchmod(unsigned int fd, umode_t mode); asmlinkage long sys_fchmodat(int dfd, const char __user * filename, umode_t mode); asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user, gid_t group, int flag); asmlinkage long sys_fchown(unsigned int fd, uid_t user, gid_t group); asmlinkage long sys_openat(int dfd, const char __user *filename, int flags, umode_t mode); asmlinkage long sys_close(unsigned int fd); asmlinkage long sys_vhangup(void); /* fs/pipe.c */ asmlinkage long sys_pipe2(int __user *fildes, int flags); /* fs/quota.c */ asmlinkage long sys_quotactl(unsigned int cmd, const char __user *special, qid_t id, void __user *addr); /* fs/readdir.c */ asmlinkage long sys_getdents64(unsigned int fd, struct linux_dirent64 __user *dirent, unsigned int count); /* fs/read_write.c */ asmlinkage long sys_llseek(unsigned int fd, unsigned long offset_high, unsigned long offset_low, loff_t __user *result, unsigned int whence); asmlinkage long sys_lseek(unsigned int fd, off_t offset, unsigned int whence); asmlinkage long sys_read(unsigned int fd, char __user *buf, size_t count); asmlinkage long sys_write(unsigned int fd, const char __user *buf, size_t count); asmlinkage long sys_readv(unsigned long fd, const struct iovec __user *vec, unsigned long vlen); asmlinkage long sys_writev(unsigned long fd, const struct iovec __user *vec, unsigned long vlen); asmlinkage long sys_pread64(unsigned int fd, char __user *buf, size_t count, loff_t pos); asmlinkage long sys_pwrite64(unsigned int fd, const char __user *buf, size_t count, loff_t pos); asmlinkage long sys_preadv(unsigned long fd, const struct iovec __user *vec, unsigned long vlen, unsigned long pos_l, unsigned long pos_h); asmlinkage long sys_pwritev(unsigned long fd, const struct iovec __user *vec, unsigned long vlen, unsigned long pos_l, unsigned long pos_h); /* fs/sendfile.c */ asmlinkage long sys_sendfile64(int out_fd, int in_fd, loff_t __user *offset, size_t count); /* fs/select.c */ asmlinkage long sys_pselect6(int, fd_set __user *, fd_set __user *, fd_set __user *, struct timespec __user *, void __user *); asmlinkage long sys_ppoll(struct pollfd __user *, unsigned int, struct timespec __user *, const sigset_t __user *, size_t); /* fs/signalfd.c */ asmlinkage long sys_signalfd4(int ufd, sigset_t __user *user_mask, size_t sizemask, int flags); /* fs/splice.c */ asmlinkage long sys_vmsplice(int fd, const struct iovec __user *iov, unsigned long nr_segs, unsigned int flags); asmlinkage long sys_splice(int fd_in, loff_t __user *off_in, int fd_out, loff_t __user *off_out, size_t len, unsigned int flags); asmlinkage long sys_tee(int fdin, int fdout, size_t len, unsigned int flags); /* fs/stat.c */ asmlinkage long sys_readlinkat(int dfd, const char __user *path, char __user *buf, int bufsiz); asmlinkage long sys_newfstatat(int dfd, const char __user *filename, struct stat __user *statbuf, int flag); asmlinkage long sys_newfstat(unsigned int fd, struct stat __user *statbuf); #if defined(__ARCH_WANT_STAT64) || defined(__ARCH_WANT_COMPAT_STAT64) asmlinkage long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf); asmlinkage long sys_fstatat64(int dfd, const char __user *filename, struct stat64 __user *statbuf, int flag); #endif /* fs/sync.c */ asmlinkage long sys_sync(void); asmlinkage long sys_fsync(unsigned int fd); asmlinkage long sys_fdatasync(unsigned int fd); asmlinkage long sys_sync_file_range2(int fd, unsigned int flags, loff_t offset, loff_t nbytes); asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes, unsigned int flags); /* fs/timerfd.c */ asmlinkage long sys_timerfd_create(int clockid, int flags); asmlinkage long sys_timerfd_settime(int ufd, int flags, const struct __kernel_itimerspec __user *utmr, struct __kernel_itimerspec __user *otmr); asmlinkage long sys_timerfd_gettime(int ufd, struct __kernel_itimerspec __user *otmr); /* fs/utimes.c */ asmlinkage long sys_utimensat(int dfd, const char __user *filename, struct __kernel_timespec __user *utimes, int flags); /* kernel/acct.c */ asmlinkage long sys_acct(const char __user *name); /* kernel/capability.c */ asmlinkage long sys_capget(cap_user_header_t header, cap_user_data_t dataptr); asmlinkage long sys_capset(cap_user_header_t header, const cap_user_data_t data); /* kernel/exec_domain.c */ asmlinkage long sys_personality(unsigned int personality); /* kernel/exit.c */ asmlinkage long sys_exit(int error_code); asmlinkage long sys_exit_group(int error_code); asmlinkage long sys_waitid(int which, pid_t pid, struct siginfo __user *infop, int options, struct rusage __user *ru); /* kernel/fork.c */ asmlinkage long sys_set_tid_address(int __user *tidptr); asmlinkage long sys_unshare(unsigned long unshare_flags); /* kernel/futex.c */ asmlinkage long sys_futex(u32 __user *uaddr, int op, u32 val, struct timespec __user *utime, u32 __user *uaddr2, u32 val3); asmlinkage long sys_get_robust_list(int pid, struct robust_list_head __user * __user *head_ptr, size_t __user *len_ptr); asmlinkage long sys_set_robust_list(struct robust_list_head __user *head, size_t len); /* kernel/hrtimer.c */ asmlinkage long sys_nanosleep(struct __kernel_timespec __user *rqtp, struct __kernel_timespec __user *rmtp); /* kernel/itimer.c */ asmlinkage long sys_getitimer(int which, struct itimerval __user *value); asmlinkage long sys_setitimer(int which, struct itimerval __user *value, struct itimerval __user *ovalue); /* kernel/kexec.c */ asmlinkage long sys_kexec_load(unsigned long entry, unsigned long nr_segments, struct kexec_segment __user *segments, unsigned long flags); /* kernel/module.c */ asmlinkage long sys_init_module(void __user *umod, unsigned long len, const char __user *uargs); asmlinkage long sys_delete_module(const char __user *name_user, unsigned int flags); /* kernel/posix-timers.c */ asmlinkage long sys_timer_create(clockid_t which_clock, struct sigevent __user *timer_event_spec, timer_t __user * created_timer_id); asmlinkage long sys_timer_gettime(timer_t timer_id, struct __kernel_itimerspec __user *setting); asmlinkage long sys_timer_getoverrun(timer_t timer_id); asmlinkage long sys_timer_settime(timer_t timer_id, int flags, const struct __kernel_itimerspec __user *new_setting, struct itimerspec __user *old_setting); asmlinkage long sys_timer_delete(timer_t timer_id); asmlinkage long sys_clock_settime(clockid_t which_clock, const struct __kernel_timespec __user *tp); asmlinkage long sys_clock_gettime(clockid_t which_clock, struct __kernel_timespec __user *tp); asmlinkage long sys_clock_getres(clockid_t which_clock, struct __kernel_timespec __user *tp); asmlinkage long sys_clock_nanosleep(clockid_t which_clock, int flags, const struct __kernel_timespec __user *rqtp, struct __kernel_timespec __user *rmtp); /* kernel/printk.c */ asmlinkage long sys_syslog(int type, char __user *buf, int len); /* kernel/ptrace.c */ asmlinkage long sys_ptrace(long request, long pid, unsigned long addr, unsigned long data); /* kernel/sched/core.c */ asmlinkage long sys_sched_setparam(pid_t pid, struct sched_param __user *param); asmlinkage long sys_sched_setscheduler(pid_t pid, int policy, struct sched_param __user *param); asmlinkage long sys_sched_getscheduler(pid_t pid); asmlinkage long sys_sched_getparam(pid_t pid, struct sched_param __user *param); asmlinkage long sys_sched_setaffinity(pid_t pid, unsigned int len, unsigned long __user *user_mask_ptr); asmlinkage long sys_sched_getaffinity(pid_t pid, unsigned int len, unsigned long __user *user_mask_ptr); asmlinkage long sys_sched_yield(void); asmlinkage long sys_sched_get_priority_max(int policy); asmlinkage long sys_sched_get_priority_min(int policy); asmlinkage long sys_sched_rr_get_interval(pid_t pid, struct __kernel_timespec __user *interval); /* kernel/signal.c */ asmlinkage long sys_restart_syscall(void); asmlinkage long sys_kill(pid_t pid, int sig); asmlinkage long sys_tkill(pid_t pid, int sig); asmlinkage long sys_tgkill(pid_t tgid, pid_t pid, int sig); asmlinkage long sys_sigaltstack(const struct sigaltstack __user *uss, struct sigaltstack __user *uoss); asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize); #ifndef CONFIG_ODD_RT_SIGACTION asmlinkage long sys_rt_sigaction(int, const struct sigaction __user *, struct sigaction __user *, size_t); #endif asmlinkage long sys_rt_sigprocmask(int how, sigset_t __user *set, sigset_t __user *oset, size_t sigsetsize); asmlinkage long sys_rt_sigpending(sigset_t __user *set, size_t sigsetsize); asmlinkage long sys_rt_sigtimedwait(const sigset_t __user *uthese, siginfo_t __user *uinfo, const struct __kernel_timespec __user *uts, size_t sigsetsize); asmlinkage long sys_rt_sigqueueinfo(pid_t pid, int sig, siginfo_t __user *uinfo); /* kernel/sys.c */ asmlinkage long sys_setpriority(int which, int who, int niceval); asmlinkage long sys_getpriority(int which, int who); asmlinkage long sys_reboot(int magic1, int magic2, unsigned int cmd, void __user *arg); asmlinkage long sys_setregid(gid_t rgid, gid_t egid); asmlinkage long sys_setgid(gid_t gid); asmlinkage long sys_setreuid(uid_t ruid, uid_t euid); asmlinkage long sys_setuid(uid_t uid); asmlinkage long sys_setresuid(uid_t ruid, uid_t euid, uid_t suid); asmlinkage long sys_getresuid(uid_t __user *ruid, uid_t __user *euid, uid_t __user *suid); asmlinkage long sys_setresgid(gid_t rgid, gid_t egid, gid_t sgid); asmlinkage long sys_getresgid(gid_t __user *rgid, gid_t __user *egid, gid_t __user *sgid); asmlinkage long sys_setfsuid(uid_t uid); asmlinkage long sys_setfsgid(gid_t gid); asmlinkage long sys_times(struct tms __user *tbuf); asmlinkage long sys_setpgid(pid_t pid, pid_t pgid); asmlinkage long sys_getpgid(pid_t pid); asmlinkage long sys_getsid(pid_t pid); asmlinkage long sys_setsid(void); asmlinkage long sys_getgroups(int gidsetsize, gid_t __user *grouplist); asmlinkage long sys_setgroups(int gidsetsize, gid_t __user *grouplist); asmlinkage long sys_newuname(struct new_utsname __user *name); asmlinkage long sys_sethostname(char __user *name, int len); asmlinkage long sys_setdomainname(char __user *name, int len); asmlinkage long sys_getrlimit(unsigned int resource, struct rlimit __user *rlim); asmlinkage long sys_setrlimit(unsigned int resource, struct rlimit __user *rlim); asmlinkage long sys_getrusage(int who, struct rusage __user *ru); asmlinkage long sys_umask(int mask); asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3, unsigned long arg4, unsigned long arg5); asmlinkage long sys_getcpu(unsigned __user *cpu, unsigned __user *node, struct getcpu_cache __user *cache); /* kernel/time.c */ asmlinkage long sys_gettimeofday(struct timeval __user *tv, struct timezone __user *tz); asmlinkage long sys_settimeofday(struct timeval __user *tv, struct timezone __user *tz); asmlinkage long sys_adjtimex(struct timex __user *txc_p); /* kernel/timer.c */ asmlinkage long sys_getpid(void); asmlinkage long sys_getppid(void); asmlinkage long sys_getuid(void); asmlinkage long sys_geteuid(void); asmlinkage long sys_getgid(void); asmlinkage long sys_getegid(void); asmlinkage long sys_gettid(void); asmlinkage long sys_sysinfo(struct sysinfo __user *info); /* ipc/mqueue.c */ asmlinkage long sys_mq_open(const char __user *name, int oflag, umode_t mode, struct mq_attr __user *attr); asmlinkage long sys_mq_unlink(const char __user *name); asmlinkage long sys_mq_timedsend(mqd_t mqdes, const char __user *msg_ptr, size_t msg_len, unsigned int msg_prio, const struct __kernel_timespec __user *abs_timeout); asmlinkage long sys_mq_timedreceive(mqd_t mqdes, char __user *msg_ptr, size_t msg_len, unsigned int __user *msg_prio, const struct __kernel_timespec __user *abs_timeout); asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification); asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat); /* ipc/msg.c */ asmlinkage long sys_msgget(key_t key, int msgflg); asmlinkage long sys_msgctl(int msqid, int cmd, struct msqid_ds __user *buf); asmlinkage long sys_msgrcv(int msqid, struct msgbuf __user *msgp, size_t msgsz, long msgtyp, int msgflg); asmlinkage long sys_msgsnd(int msqid, struct msgbuf __user *msgp, size_t msgsz, int msgflg); /* ipc/sem.c */ asmlinkage long sys_semget(key_t key, int nsems, int semflg); asmlinkage long sys_semctl(int semid, int semnum, int cmd, unsigned long arg); asmlinkage long sys_semtimedop(int semid, struct sembuf __user *sops, unsigned nsops, const struct __kernel_timespec __user *timeout); asmlinkage long sys_semop(int semid, struct sembuf __user *sops, unsigned nsops); /* ipc/shm.c */ asmlinkage long sys_shmget(key_t key, size_t size, int flag); asmlinkage long sys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf); asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg); asmlinkage long sys_shmdt(char __user *shmaddr); /* net/socket.c */ asmlinkage long sys_socket(int, int, int); asmlinkage long sys_socketpair(int, int, int, int __user *); asmlinkage long sys_bind(int, struct sockaddr __user *, int); asmlinkage long sys_listen(int, int); asmlinkage long sys_accept(int, struct sockaddr __user *, int __user *); asmlinkage long sys_connect(int, struct sockaddr __user *, int); asmlinkage long sys_getsockname(int, struct sockaddr __user *, int __user *); asmlinkage long sys_getpeername(int, struct sockaddr __user *, int __user *); asmlinkage long sys_sendto(int, void __user *, size_t, unsigned, struct sockaddr __user *, int); asmlinkage long sys_recvfrom(int, void __user *, size_t, unsigned, struct sockaddr __user *, int __user *); asmlinkage long sys_setsockopt(int fd, int level, int optname, char __user *optval, int optlen); asmlinkage long sys_getsockopt(int fd, int level, int optname, char __user *optval, int __user *optlen); asmlinkage long sys_shutdown(int, int); asmlinkage long sys_sendmsg(int fd, struct user_msghdr __user *msg, unsigned flags); asmlinkage long sys_recvmsg(int fd, struct user_msghdr __user *msg, unsigned flags); /* mm/filemap.c */ asmlinkage long sys_readahead(int fd, loff_t offset, size_t count); /* mm/nommu.c, also with MMU */ asmlinkage long sys_brk(unsigned long brk); asmlinkage long sys_munmap(unsigned long addr, size_t len); asmlinkage long sys_mremap(unsigned long addr, unsigned long old_len, unsigned long new_len, unsigned long flags, unsigned long new_addr); /* security/keys/keyctl.c */ asmlinkage long sys_add_key(const char __user *_type, const char __user *_description, const void __user *_payload, size_t plen, key_serial_t destringid); asmlinkage long sys_request_key(const char __user *_type, const char __user *_description, const char __user *_callout_info, key_serial_t destringid); asmlinkage long sys_keyctl(int cmd, unsigned long arg2, unsigned long arg3, unsigned long arg4, unsigned long arg5); /* arch/example/kernel/sys_example.c */ #ifdef CONFIG_CLONE_BACKWARDS asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, unsigned long, int __user *); #else #ifdef CONFIG_CLONE_BACKWARDS3 asmlinkage long sys_clone(unsigned long, unsigned long, int, int __user *, int __user *, unsigned long); #else asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, int __user *, unsigned long); #endif #endif asmlinkage long sys_execve(const char __user *filename, const char __user *const __user *argv, const char __user *const __user *envp); /* mm/fadvise.c */ asmlinkage long sys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice); /* mm/, CONFIG_MMU only */ asmlinkage long sys_swapon(const char __user *specialfile, int swap_flags); asmlinkage long sys_swapoff(const char __user *specialfile); asmlinkage long sys_mprotect(unsigned long start, size_t len, unsigned long prot); asmlinkage long sys_msync(unsigned long start, size_t len, int flags); asmlinkage long sys_mlock(unsigned long start, size_t len); asmlinkage long sys_munlock(unsigned long start, size_t len); asmlinkage long sys_mlockall(int flags); asmlinkage long sys_munlockall(void); asmlinkage long sys_mincore(unsigned long start, size_t len, unsigned char __user * vec); asmlinkage long sys_madvise(unsigned long start, size_t len, int behavior); asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size, unsigned long prot, unsigned long pgoff, unsigned long flags); asmlinkage long sys_mbind(unsigned long start, unsigned long len, unsigned long mode, const unsigned long __user *nmask, unsigned long maxnode, unsigned flags); asmlinkage long sys_get_mempolicy(int __user *policy, unsigned long __user *nmask, unsigned long maxnode, unsigned long addr, unsigned long flags); asmlinkage long sys_set_mempolicy(int mode, const unsigned long __user *nmask, unsigned long maxnode); asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode, const unsigned long __user *from, const unsigned long __user *to); asmlinkage long sys_move_pages(pid_t pid, unsigned long nr_pages, const void __user * __user *pages, const int __user *nodes, int __user *status, int flags); asmlinkage long sys_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig, siginfo_t __user *uinfo); asmlinkage long sys_perf_event_open( struct perf_event_attr __user *attr_uptr, pid_t pid, int cpu, int group_fd, unsigned long flags); asmlinkage long sys_accept4(int, struct sockaddr __user *, int __user *, int); asmlinkage long sys_recvmmsg(int fd, struct mmsghdr __user *msg, unsigned int vlen, unsigned flags, struct __kernel_timespec __user *timeout); asmlinkage long sys_wait4(pid_t pid, int __user *stat_addr, int options, struct rusage __user *ru); asmlinkage long sys_prlimit64(pid_t pid, unsigned int resource, const struct rlimit64 __user *new_rlim, struct rlimit64 __user *old_rlim); asmlinkage long sys_fanotify_init(unsigned int flags, unsigned int event_f_flags); asmlinkage long sys_fanotify_mark(int fanotify_fd, unsigned int flags, u64 mask, int fd, const char __user *pathname); asmlinkage long sys_name_to_handle_at(int dfd, const char __user *name, struct file_handle __user *handle, int __user *mnt_id, int flag); asmlinkage long sys_open_by_handle_at(int mountdirfd, struct file_handle __user *handle, int flags); asmlinkage long sys_clock_adjtime(clockid_t which_clock, struct timex __user *tx); asmlinkage long sys_syncfs(int fd); asmlinkage long sys_setns(int fd, int nstype); asmlinkage long sys_sendmmsg(int fd, struct mmsghdr __user *msg, unsigned int vlen, unsigned flags); asmlinkage long sys_process_vm_readv(pid_t pid, const struct iovec __user *lvec, unsigned long liovcnt, const struct iovec __user *rvec, unsigned long riovcnt, unsigned long flags); asmlinkage long sys_process_vm_writev(pid_t pid, const struct iovec __user *lvec, unsigned long liovcnt, const struct iovec __user *rvec, unsigned long riovcnt, unsigned long flags); asmlinkage long sys_kcmp(pid_t pid1, pid_t pid2, int type, unsigned long idx1, unsigned long idx2); asmlinkage long sys_finit_module(int fd, const char __user *uargs, int flags); asmlinkage long sys_sched_setattr(pid_t pid, struct sched_attr __user *attr, unsigned int flags); asmlinkage long sys_sched_getattr(pid_t pid, struct sched_attr __user *attr, unsigned int size, unsigned int flags); asmlinkage long sys_renameat2(int olddfd, const char __user *oldname, int newdfd, const char __user *newname, unsigned int flags); asmlinkage long sys_seccomp(unsigned int op, unsigned int flags, const char __user *uargs); asmlinkage long sys_getrandom(char __user *buf, size_t count, unsigned int flags); asmlinkage long sys_memfd_create(const char __user *uname_ptr, unsigned int flags); asmlinkage long sys_bpf(int cmd, union bpf_attr *attr, unsigned int size); asmlinkage long sys_execveat(int dfd, const char __user *filename, const char __user *const __user *argv, const char __user *const __user *envp, int flags); asmlinkage long sys_userfaultfd(int flags); asmlinkage long sys_membarrier(int cmd, int flags); asmlinkage long sys_mlock2(unsigned long start, size_t len, int flags); asmlinkage long sys_copy_file_range(int fd_in, loff_t __user *off_in, int fd_out, loff_t __user *off_out, size_t len, unsigned int flags); asmlinkage long sys_preadv2(unsigned long fd, const struct iovec __user *vec, unsigned long vlen, unsigned long pos_l, unsigned long pos_h, rwf_t flags); asmlinkage long sys_pwritev2(unsigned long fd, const struct iovec __user *vec, unsigned long vlen, unsigned long pos_l, unsigned long pos_h, rwf_t flags); asmlinkage long sys_pkey_mprotect(unsigned long start, size_t len, unsigned long prot, int pkey); asmlinkage long sys_pkey_alloc(unsigned long flags, unsigned long init_val); asmlinkage long sys_pkey_free(int pkey); asmlinkage long sys_statx(int dfd, const char __user *path, unsigned flags, unsigned mask, struct statx __user *buffer); asmlinkage long sys_rseq(struct rseq __user *rseq, uint32_t rseq_len, int flags, uint32_t sig); /* * Architecture-specific system calls */ /* arch/x86/kernel/ioport.c */ asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int on); /* pciconfig: alpha, arm, arm64, ia64, sparc */ asmlinkage long sys_pciconfig_read(unsigned long bus, unsigned long dfn, unsigned long off, unsigned long len, void __user *buf); asmlinkage long sys_pciconfig_write(unsigned long bus, unsigned long dfn, unsigned long off, unsigned long len, void __user *buf); asmlinkage long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn); /* powerpc */ asmlinkage long sys_spu_run(int fd, __u32 __user *unpc, __u32 __user *ustatus); asmlinkage long sys_spu_create(const char __user *name, unsigned int flags, umode_t mode, int fd); /* * Deprecated system calls which are still defined in * include/uapi/asm-generic/unistd.h and wanted by >= 1 arch */ /* __ARCH_WANT_SYSCALL_NO_AT */ asmlinkage long sys_open(const char __user *filename, int flags, umode_t mode); asmlinkage long sys_link(const char __user *oldname, const char __user *newname); asmlinkage long sys_unlink(const char __user *pathname); asmlinkage long sys_mknod(const char __user *filename, umode_t mode, unsigned dev); asmlinkage long sys_chmod(const char __user *filename, umode_t mode); asmlinkage long sys_chown(const char __user *filename, uid_t user, gid_t group); asmlinkage long sys_mkdir(const char __user *pathname, umode_t mode); asmlinkage long sys_rmdir(const char __user *pathname); asmlinkage long sys_lchown(const char __user *filename, uid_t user, gid_t group); asmlinkage long sys_access(const char __user *filename, int mode); asmlinkage long sys_rename(const char __user *oldname, const char __user *newname); asmlinkage long sys_symlink(const char __user *old, const char __user *new); #if defined(__ARCH_WANT_STAT64) || defined(__ARCH_WANT_COMPAT_STAT64) asmlinkage long sys_stat64(const char __user *filename, struct stat64 __user *statbuf); asmlinkage long sys_lstat64(const char __user *filename, struct stat64 __user *statbuf); #endif /* __ARCH_WANT_SYSCALL_NO_FLAGS */ asmlinkage long sys_pipe(int __user *fildes); asmlinkage long sys_dup2(unsigned int oldfd, unsigned int newfd); asmlinkage long sys_epoll_create(int size); asmlinkage long sys_inotify_init(void); asmlinkage long sys_eventfd(unsigned int count); asmlinkage long sys_signalfd(int ufd, sigset_t __user *user_mask, size_t sizemask); /* __ARCH_WANT_SYSCALL_OFF_T */ asmlinkage long sys_sendfile(int out_fd, int in_fd, off_t __user *offset, size_t count); asmlinkage long sys_newstat(const char __user *filename, struct stat __user *statbuf); asmlinkage long sys_newlstat(const char __user *filename, struct stat __user *statbuf); asmlinkage long sys_fadvise64(int fd, loff_t offset, size_t len, int advice); /* __ARCH_WANT_SYSCALL_DEPRECATED */ asmlinkage long sys_alarm(unsigned int seconds); asmlinkage long sys_getpgrp(void); asmlinkage long sys_pause(void); asmlinkage long sys_time(time_t __user *tloc); #ifdef __ARCH_WANT_SYS_UTIME asmlinkage long sys_utime(char __user *filename, struct utimbuf __user *times); asmlinkage long sys_utimes(char __user *filename, struct timeval __user *utimes); asmlinkage long sys_futimesat(int dfd, const char __user *filename, struct timeval __user *utimes); #endif asmlinkage long sys_creat(const char __user *pathname, umode_t mode); asmlinkage long sys_getdents(unsigned int fd, struct linux_dirent __user *dirent, unsigned int count); asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp, fd_set __user *exp, struct timeval __user *tvp); asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds, int timeout); asmlinkage long sys_epoll_wait(int epfd, struct epoll_event __user *events, int maxevents, int timeout); asmlinkage long sys_ustat(unsigned dev, struct ustat __user *ubuf); asmlinkage long sys_vfork(void); asmlinkage long sys_recv(int, void __user *, size_t, unsigned); asmlinkage long sys_send(int, void __user *, size_t, unsigned); asmlinkage long sys_bdflush(int func, long data); asmlinkage long sys_oldumount(char __user *name); asmlinkage long sys_uselib(const char __user *library); asmlinkage long sys_sysctl(struct __sysctl_args __user *args); asmlinkage long sys_sysfs(int option, unsigned long arg1, unsigned long arg2); asmlinkage long sys_fork(void); /* obsolete: kernel/time/time.c */ asmlinkage long sys_stime(time_t __user *tptr); /* obsolete: kernel/signal.c */ asmlinkage long sys_sigpending(old_sigset_t __user *uset); asmlinkage long sys_sigprocmask(int how, old_sigset_t __user *set, old_sigset_t __user *oset); #ifdef CONFIG_OLD_SIGSUSPEND asmlinkage long sys_sigsuspend(old_sigset_t mask); #endif #ifdef CONFIG_OLD_SIGSUSPEND3 asmlinkage long sys_sigsuspend(int unused1, int unused2, old_sigset_t mask); #endif #ifdef CONFIG_OLD_SIGACTION asmlinkage long sys_sigaction(int, const struct old_sigaction __user *, struct old_sigaction __user *); #endif asmlinkage long sys_sgetmask(void); asmlinkage long sys_ssetmask(int newmask); asmlinkage long sys_signal(int sig, __sighandler_t handler); /* obsolete: kernel/sched/core.c */ asmlinkage long sys_nice(int increment); /* obsolete: kernel/kexec_file.c */ asmlinkage long sys_kexec_file_load(int kernel_fd, int initrd_fd, unsigned long cmdline_len, const char __user *cmdline_ptr, unsigned long flags); /* obsolete: kernel/exit.c */ asmlinkage long sys_waitpid(pid_t pid, int __user *stat_addr, int options); /* obsolete: kernel/uid16.c */ #ifdef CONFIG_HAVE_UID16 asmlinkage long sys_chown16(const char __user *filename, old_uid_t user, old_gid_t group); asmlinkage long sys_lchown16(const char __user *filename, old_uid_t user, old_gid_t group); asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group); asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid); asmlinkage long sys_setgid16(old_gid_t gid); asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid); asmlinkage long sys_setuid16(old_uid_t uid); asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid); asmlinkage long sys_getresuid16(old_uid_t __user *ruid, old_uid_t __user *euid, old_uid_t __user *suid); asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid); asmlinkage long sys_getresgid16(old_gid_t __user *rgid, old_gid_t __user *egid, old_gid_t __user *sgid); asmlinkage long sys_setfsuid16(old_uid_t uid); asmlinkage long sys_setfsgid16(old_gid_t gid); asmlinkage long sys_getgroups16(int gidsetsize, old_gid_t __user *grouplist); asmlinkage long sys_setgroups16(int gidsetsize, old_gid_t __user *grouplist); asmlinkage long sys_getuid16(void); asmlinkage long sys_geteuid16(void); asmlinkage long sys_getgid16(void); asmlinkage long sys_getegid16(void); #endif /* obsolete: net/socket.c */ asmlinkage long sys_socketcall(int call, unsigned long __user *args); /* obsolete: fs/stat.c */ asmlinkage long sys_stat(const char __user *filename, struct __old_kernel_stat __user *statbuf); asmlinkage long sys_lstat(const char __user *filename, struct __old_kernel_stat __user *statbuf); asmlinkage long sys_fstat(unsigned int fd, struct __old_kernel_stat __user *statbuf); asmlinkage long sys_readlink(const char __user *path, char __user *buf, int bufsiz); /* obsolete: fs/select.c */ asmlinkage long sys_old_select(struct sel_arg_struct __user *arg); /* obsolete: fs/readdir.c */ asmlinkage long sys_old_readdir(unsigned int, struct old_linux_dirent __user *, unsigned int); /* obsolete: kernel/sys.c */ asmlinkage long sys_gethostname(char __user *name, int len); asmlinkage long sys_uname(struct old_utsname __user *); asmlinkage long sys_olduname(struct oldold_utsname __user *); #ifdef __ARCH_WANT_SYS_OLD_GETRLIMIT asmlinkage long sys_old_getrlimit(unsigned int resource, struct rlimit __user *rlim); #endif /* obsolete: ipc */ asmlinkage long sys_ipc(unsigned int call, int first, unsigned long second, unsigned long third, void __user *ptr, long fifth); /* obsolete: mm/ */ asmlinkage long sys_mmap_pgoff(unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags, unsigned long fd, unsigned long pgoff); asmlinkage long sys_old_mmap(struct mmap_arg_struct __user *arg); /* * Not a real system call, but a placeholder for syscalls which are * not implemented -- see kernel/sys_ni.c */ asmlinkage long sys_ni_syscall(void); #endif /* CONFIG_ARCH_HAS_SYSCALL_WRAPPER */ /* * Kernel code should not call syscalls (i.e., sys_xyzyyz()) directly. * Instead, use one of the functions which work equivalently, such as * the ksys_xyzyyz() functions prototyped below. */ int ksys_mount(char __user *dev_name, char __user *dir_name, char __user *type, unsigned long flags, void __user *data); int ksys_umount(char __user *name, int flags); int ksys_dup(unsigned int fildes); int ksys_chroot(const char __user *filename); ssize_t ksys_write(unsigned int fd, const char __user *buf, size_t count); int ksys_chdir(const char __user *filename); int ksys_fchmod(unsigned int fd, umode_t mode); int ksys_fchown(unsigned int fd, uid_t user, gid_t group); int ksys_getdents64(unsigned int fd, struct linux_dirent64 __user *dirent, unsigned int count); int ksys_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg); off_t ksys_lseek(unsigned int fd, off_t offset, unsigned int whence); ssize_t ksys_read(unsigned int fd, char __user *buf, size_t count); void ksys_sync(void); int ksys_unshare(unsigned long unshare_flags); int ksys_setsid(void); int ksys_sync_file_range(int fd, loff_t offset, loff_t nbytes, unsigned int flags); ssize_t ksys_pread64(unsigned int fd, char __user *buf, size_t count, loff_t pos); ssize_t ksys_pwrite64(unsigned int fd, const char __user *buf, size_t count, loff_t pos); int ksys_fallocate(int fd, int mode, loff_t offset, loff_t len); #ifdef CONFIG_ADVISE_SYSCALLS int ksys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice); #else static inline int ksys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice) { return -EINVAL; } #endif unsigned long ksys_mmap_pgoff(unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags, unsigned long fd, unsigned long pgoff); ssize_t ksys_readahead(int fd, loff_t offset, size_t count); /* * The following kernel syscall equivalents are just wrappers to fs-internal * functions. Therefore, provide stubs to be inlined at the callsites. */ extern long do_unlinkat(int dfd, struct filename *name); static inline long ksys_unlink(const char __user *pathname) { return do_unlinkat(AT_FDCWD, getname(pathname)); } extern long do_rmdir(int dfd, const char __user *pathname); static inline long ksys_rmdir(const char __user *pathname) { return do_rmdir(AT_FDCWD, pathname); } extern long do_mkdirat(int dfd, const char __user *pathname, umode_t mode); static inline long ksys_mkdir(const char __user *pathname, umode_t mode) { return do_mkdirat(AT_FDCWD, pathname, mode); } extern long do_symlinkat(const char __user *oldname, int newdfd, const char __user *newname); static inline long ksys_symlink(const char __user *oldname, const char __user *newname) { return do_symlinkat(oldname, AT_FDCWD, newname); } extern long do_mknodat(int dfd, const char __user *filename, umode_t mode, unsigned int dev); static inline long ksys_mknod(const char __user *filename, umode_t mode, unsigned int dev) { return do_mknodat(AT_FDCWD, filename, mode, dev); } extern int do_linkat(int olddfd, const char __user *oldname, int newdfd, const char __user *newname, int flags); static inline long ksys_link(const char __user *oldname, const char __user *newname) { return do_linkat(AT_FDCWD, oldname, AT_FDCWD, newname, 0); } extern int do_fchmodat(int dfd, const char __user *filename, umode_t mode); static inline int ksys_chmod(const char __user *filename, umode_t mode) { return do_fchmodat(AT_FDCWD, filename, mode); } extern long do_faccessat(int dfd, const char __user *filename, int mode); static inline long ksys_access(const char __user *filename, int mode) { return do_faccessat(AT_FDCWD, filename, mode); } extern int do_fchownat(int dfd, const char __user *filename, uid_t user, gid_t group, int flag); static inline long ksys_chown(const char __user *filename, uid_t user, gid_t group) { return do_fchownat(AT_FDCWD, filename, user, group, 0); } static inline long ksys_lchown(const char __user *filename, uid_t user, gid_t group) { return do_fchownat(AT_FDCWD, filename, user, group, AT_SYMLINK_NOFOLLOW); } extern long do_sys_ftruncate(unsigned int fd, loff_t length, int small); static inline long ksys_ftruncate(unsigned int fd, unsigned long length) { return do_sys_ftruncate(fd, length, 1); } extern int __close_fd(struct files_struct *files, unsigned int fd); /* * In contrast to sys_close(), this stub does not check whether the syscall * should or should not be restarted, but returns the raw error codes from * __close_fd(). */ static inline int ksys_close(unsigned int fd) { return __close_fd(current->files, fd); } extern long do_sys_open(int dfd, const char __user *filename, int flags, umode_t mode); static inline long ksys_open(const char __user *filename, int flags, umode_t mode) { if (force_o_largefile()) flags |= O_LARGEFILE; return do_sys_open(AT_FDCWD, filename, flags, mode); } extern long do_sys_truncate(const char __user *pathname, loff_t length); static inline long ksys_truncate(const char __user *pathname, loff_t length) { return do_sys_truncate(pathname, length); } static inline unsigned int ksys_personality(unsigned int personality) { unsigned int old = current->personality; if (personality != 0xffffffff) set_personality(personality); return old; } #endif
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