cregit-Linux how code gets into the kernel

Release 4.16 include/linux/elfcore.h

Directory: include/linux
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_ELFCORE_H

#define _LINUX_ELFCORE_H

#include <linux/user.h>
#include <linux/bug.h>
#include <linux/sched/task_stack.h>

#include <asm/elf.h>
#include <uapi/linux/elfcore.h>

struct coredump_params;


static inline void elf_core_copy_regs(elf_gregset_t *elfregs, struct pt_regs *regs) { #ifdef ELF_CORE_COPY_REGS ELF_CORE_COPY_REGS((*elfregs), regs) #else BUG_ON(sizeof(*elfregs) != sizeof(*regs)); *(struct pt_regs *)elfregs = *regs; #endif }

Contributors

PersonTokensPropCommitsCommitProp
Ingo Molnar55100.00%1100.00%
Total55100.00%1100.00%


static inline void elf_core_copy_kernel_regs(elf_gregset_t *elfregs, struct pt_regs *regs) { #ifdef ELF_CORE_COPY_KERNEL_REGS ELF_CORE_COPY_KERNEL_REGS((*elfregs), regs); #else elf_core_copy_regs(elfregs, regs); #endif }

Contributors

PersonTokensPropCommitsCommitProp
Tejun Heo40100.00%1100.00%
Total40100.00%1100.00%


static inline int elf_core_copy_task_regs(struct task_struct *t, elf_gregset_t* elfregs) { #if defined (ELF_CORE_COPY_TASK_REGS) return ELF_CORE_COPY_TASK_REGS(t, elfregs); #elif defined (task_pt_regs) elf_core_copy_regs(elfregs, task_pt_regs(t)); #endif return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Ingo Molnar3058.82%133.33%
Parag Warudkar1121.57%133.33%
Hui Zhu1019.61%133.33%
Total51100.00%3100.00%

extern int dump_fpu (struct pt_regs *, elf_fpregset_t *);
static inline int elf_core_copy_task_fpregs(struct task_struct *t, struct pt_regs *regs, elf_fpregset_t *fpu) { #ifdef ELF_CORE_COPY_FPREGS return ELF_CORE_COPY_FPREGS(t, fpu); #else return dump_fpu(regs, fpu); #endif }

Contributors

PersonTokensPropCommitsCommitProp
Ingo Molnar3886.36%150.00%
Andrew Morton613.64%150.00%
Total44100.00%2100.00%

#ifdef ELF_CORE_COPY_XFPREGS
static inline int elf_core_copy_task_xfpregs(struct task_struct *t, elf_fpxregset_t *xfpu) { return ELF_CORE_COPY_XFPREGS(t, xfpu); }

Contributors

PersonTokensPropCommitsCommitProp
Ingo Molnar24100.00%1100.00%
Total24100.00%1100.00%

#endif /* * These functions parameterize elf_core_dump in fs/binfmt_elf.c to write out * extra segments containing the gate DSO contents. Dumping its * contents makes post-mortem fully interpretable later without matching up * the same kernel and hardware config to see what PC values meant. * Dumping its extra ELF program headers includes all the other information * a debugger needs to easily find how the gate DSO was being used. */ extern Elf_Half elf_core_extra_phdrs(void); extern int elf_core_write_extra_phdrs(struct coredump_params *cprm, loff_t offset); extern int elf_core_write_extra_data(struct coredump_params *cprm); extern size_t elf_core_extra_data_size(void); #endif /* _LINUX_ELFCORE_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
Ingo Molnar16756.23%213.33%
Tejun Heo4013.47%16.67%
Daisuke Hatayama3612.12%213.33%
Linus Torvalds (pre-git)144.71%213.33%
Parag Warudkar113.70%16.67%
Hui Zhu103.37%16.67%
Al Viro72.36%213.33%
Andrew Morton62.02%16.67%
Paul Gortmaker31.01%16.67%
David Howells20.67%16.67%
Greg Kroah-Hartman10.34%16.67%
Total297100.00%15100.00%
Directory: include/linux
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