Release 4.18 fs/qnx6/qnx6.h
/* SPDX-License-Identifier: GPL-2.0 */
/*
* QNX6 file system, Linux implementation.
*
* Version : 1.0.0
*
* History :
*
* 01-02-2012 by Kai Bankett (chaosman@ontika.net) : first release.
* 16-02-2012 page map extension by Al Viro
*
*/
#ifdef pr_fmt
#undef pr_fmt
#endif
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/fs.h>
#include <linux/pagemap.h>
typedef __u16 __bitwise __fs16;
typedef __u32 __bitwise __fs32;
typedef __u64 __bitwise __fs64;
#include <linux/qnx6_fs.h>
struct qnx6_sb_info {
struct buffer_head *sb_buf; /* superblock buffer */
struct qnx6_super_block *sb; /* our superblock */
int s_blks_off; /* blkoffset fs-startpoint */
int s_ptrbits; /* indirect pointer bitfield */
unsigned long s_mount_opt; /* all mount options */
int s_bytesex; /* holds endianess info */
struct inode * inodes;
struct inode * longfile;
};
struct qnx6_inode_info {
__fs32 di_block_ptr[QNX6_NO_DIRECT_POINTERS];
__u8 di_filelevels;
__u32 i_dir_start_lookup;
struct inode vfs_inode;
};
extern struct inode *qnx6_iget(struct super_block *sb, unsigned ino);
extern struct dentry *qnx6_lookup(struct inode *dir, struct dentry *dentry,
unsigned int flags);
#ifdef CONFIG_QNX6FS_DEBUG
extern void qnx6_superblock_debug(struct qnx6_super_block *,
struct super_block *);
#endif
extern const struct inode_operations qnx6_dir_inode_operations;
extern const struct file_operations qnx6_dir_operations;
static inline struct qnx6_sb_info *QNX6_SB(struct super_block *sb)
{
return sb->s_fs_info;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Bankett | 19 | 100.00% | 1 | 100.00% |
| Total | 19 | 100.00% | 1 | 100.00% |
static inline struct qnx6_inode_info *QNX6_I(struct inode *inode)
{
return container_of(inode, struct qnx6_inode_info, vfs_inode);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Bankett | 25 | 100.00% | 1 | 100.00% |
| Total | 25 | 100.00% | 1 | 100.00% |
#define clear_opt(o, opt) (o &= ~(QNX6_MOUNT_##opt))
#define set_opt(o, opt) (o |= (QNX6_MOUNT_##opt))
#define test_opt(sb, opt) (QNX6_SB(sb)->s_mount_opt & \
QNX6_MOUNT_##opt)
enum {
BYTESEX_LE,
BYTESEX_BE,
};
static inline __u64 fs64_to_cpu(struct qnx6_sb_info *sbi, __fs64 n)
{
if (sbi->s_bytesex == BYTESEX_LE)
return le64_to_cpu((__force __le64)n);
else
return be64_to_cpu((__force __be64)n);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Bankett | 44 | 100.00% | 1 | 100.00% |
| Total | 44 | 100.00% | 1 | 100.00% |
static inline __fs64 cpu_to_fs64(struct qnx6_sb_info *sbi, __u64 n)
{
if (sbi->s_bytesex == BYTESEX_LE)
return (__force __fs64)cpu_to_le64(n);
else
return (__force __fs64)cpu_to_be64(n);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Bankett | 44 | 100.00% | 1 | 100.00% |
| Total | 44 | 100.00% | 1 | 100.00% |
static inline __u32 fs32_to_cpu(struct qnx6_sb_info *sbi, __fs32 n)
{
if (sbi->s_bytesex == BYTESEX_LE)
return le32_to_cpu((__force __le32)n);
else
return be32_to_cpu((__force __be32)n);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Bankett | 44 | 100.00% | 1 | 100.00% |
| Total | 44 | 100.00% | 1 | 100.00% |
static inline __fs32 cpu_to_fs32(struct qnx6_sb_info *sbi, __u32 n)
{
if (sbi->s_bytesex == BYTESEX_LE)
return (__force __fs32)cpu_to_le32(n);
else
return (__force __fs32)cpu_to_be32(n);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Bankett | 44 | 100.00% | 1 | 100.00% |
| Total | 44 | 100.00% | 1 | 100.00% |
static inline __u16 fs16_to_cpu(struct qnx6_sb_info *sbi, __fs16 n)
{
if (sbi->s_bytesex == BYTESEX_LE)
return le16_to_cpu((__force __le16)n);
else
return be16_to_cpu((__force __be16)n);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Bankett | 44 | 100.00% | 1 | 100.00% |
| Total | 44 | 100.00% | 1 | 100.00% |
static inline __fs16 cpu_to_fs16(struct qnx6_sb_info *sbi, __u16 n)
{
if (sbi->s_bytesex == BYTESEX_LE)
return (__force __fs16)cpu_to_le16(n);
else
return (__force __fs16)cpu_to_be16(n);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Bankett | 44 | 100.00% | 1 | 100.00% |
| Total | 44 | 100.00% | 1 | 100.00% |
extern struct qnx6_super_block *qnx6_mmi_fill_super(struct super_block *s,
int silent);
static inline void qnx6_put_page(struct page *page)
{
kunmap(page);
put_page(page);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Bankett | 21 | 95.45% | 1 | 50.00% |
| Kirill A. Shutemov | 1 | 4.55% | 1 | 50.00% |
| Total | 22 | 100.00% | 2 | 100.00% |
extern unsigned qnx6_find_entry(int len, struct inode *dir, const char *name,
struct page **res_page);
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kai Bankett | 555 | 96.52% | 1 | 20.00% |
| Fabian Frederick | 15 | 2.61% | 1 | 20.00% |
| Al Viro | 3 | 0.52% | 1 | 20.00% |
| Kirill A. Shutemov | 1 | 0.17% | 1 | 20.00% |
| Greg Kroah-Hartman | 1 | 0.17% | 1 | 20.00% |
| Total | 575 | 100.00% | 5 | 100.00% |
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