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/Linux-v5.4/fs/
Dutimes.c88 long do_utimes(int dfd, const char __user *filename, struct timespec64 *times, in do_utimes() argument
101 if (filename == NULL && dfd != AT_FDCWD) { in do_utimes()
107 f = fdget(dfd); in do_utimes()
121 error = user_path_at(dfd, filename, lookup_flags, &path); in do_utimes()
137 SYSCALL_DEFINE4(utimensat, int, dfd, const char __user *, filename, in SYSCALL_DEFINE4() argument
153 return do_utimes(dfd, filename, utimes ? tstimes : NULL, flags); in SYSCALL_DEFINE4()
163 static long do_futimesat(int dfd, const char __user *filename, in do_futimesat() argument
188 return do_utimes(dfd, filename, utimes ? tstimes : NULL, 0); in do_futimesat()
192 SYSCALL_DEFINE3(futimesat, int, dfd, const char __user *, filename, in SYSCALL_DEFINE3() argument
195 return do_futimesat(dfd, filename, utimes); in SYSCALL_DEFINE3()
[all …]
Dinternal.h62 extern int filename_lookup(int dfd, struct filename *name, unsigned flags,
67 long do_mknodat(int dfd, const char __user *filename, umode_t mode,
69 long do_mkdirat(int dfd, const char __user *pathname, umode_t mode);
70 long do_rmdir(int dfd, const char __user *pathname);
71 long do_unlinkat(int dfd, struct filename *name);
123 extern struct file *do_filp_open(int dfd, struct filename *pathname,
129 long do_faccessat(int dfd, const char __user *filename, int mode);
130 int do_fchmodat(int dfd, const char __user *filename, umode_t mode);
131 int do_fchownat(int dfd, const char __user *filename, uid_t user, gid_t group,
Dstat.c168 int vfs_statx(int dfd, const char __user *filename, int flags, in vfs_statx() argument
187 error = user_path_at(dfd, filename, lookup_flags, &path); in vfs_statx()
362 SYSCALL_DEFINE4(newfstatat, int, dfd, const char __user *, filename, in SYSCALL_DEFINE4() argument
368 error = vfs_fstatat(dfd, filename, &stat, flag); in SYSCALL_DEFINE4()
387 static int do_readlinkat(int dfd, const char __user *pathname, in do_readlinkat() argument
399 error = user_path_at_empty(dfd, pathname, lookup_flags, &path, &empty); in do_readlinkat()
423 SYSCALL_DEFINE4(readlinkat, int, dfd, const char __user *, pathname, in SYSCALL_DEFINE4() argument
426 return do_readlinkat(dfd, pathname, buf, bufsiz); in SYSCALL_DEFINE4()
513 SYSCALL_DEFINE4(fstatat64, int, dfd, const char __user *, filename, in SYSCALL_DEFINE4() argument
519 error = vfs_fstatat(dfd, filename, &stat, flag); in SYSCALL_DEFINE4()
[all …]
Dopen.c348 long do_faccessat(int dfd, const char __user *filename, int mode) in do_faccessat() argument
398 res = user_path_at(dfd, filename, lookup_flags, &path); in do_faccessat()
443 SYSCALL_DEFINE3(faccessat, int, dfd, const char __user *, filename, int, mode) in SYSCALL_DEFINE3() argument
445 return do_faccessat(dfd, filename, mode); in SYSCALL_DEFINE3()
591 int do_fchmodat(int dfd, const char __user *filename, umode_t mode) in do_fchmodat() argument
597 error = user_path_at(dfd, filename, lookup_flags, &path); in do_fchmodat()
609 SYSCALL_DEFINE3(fchmodat, int, dfd, const char __user *, filename, in SYSCALL_DEFINE3() argument
612 return do_fchmodat(dfd, filename, mode); in SYSCALL_DEFINE3()
662 int do_fchownat(int dfd, const char __user *filename, uid_t user, gid_t group, in do_fchownat() argument
676 error = user_path_at(dfd, filename, lookup_flags, &path); in do_fchownat()
[all …]
Dnamei.c508 int dfd; member
511 static void set_nameidata(struct nameidata *p, int dfd, struct filename *name) in set_nameidata() argument
515 p->dfd = dfd; in set_nameidata()
2201 } else if (nd->dfd == AT_FDCWD) { in path_init()
2219 struct fd f = fdget_raw(nd->dfd); in path_init()
2326 int filename_lookup(int dfd, struct filename *name, unsigned flags, in filename_lookup() argument
2337 set_nameidata(&nd, dfd, name); in filename_lookup()
2368 static struct filename *filename_parentat(int dfd, struct filename *name, in filename_parentat() argument
2377 set_nameidata(&nd, dfd, name); in filename_parentat()
2595 int user_path_at_empty(int dfd, const char __user *name, unsigned flags, in user_path_at_empty() argument
[all …]
Dfhandle.c93 SYSCALL_DEFINE5(name_to_handle_at, int, dfd, const char __user *, name, in SYSCALL_DEFINE5() argument
107 err = user_path_at(dfd, name, lookup_flags, &path); in SYSCALL_DEFINE5()
Dfsopen.c158 SYSCALL_DEFINE3(fspick, int, dfd, const char __user *, path, unsigned int, flags) in SYSCALL_DEFINE3() argument
181 ret = user_path_at(dfd, path, lookup_flags, &target); in SYSCALL_DEFINE3()
/Linux-v5.4/arch/powerpc/platforms/cell/spufs/
Dcoredump.c40 static int spufs_ctx_note_size(struct spu_context *ctx, int dfd) in spufs_ctx_note_size() argument
50 sprintf(fullname, "SPU/%d/%s", dfd, name); in spufs_ctx_note_size()
119 struct coredump_params *cprm, int dfd) in spufs_arch_write_note() argument
136 sprintf(fullname, "SPU/%d/%s", dfd, name); in spufs_arch_write_note()
/Linux-v5.4/arch/parisc/kernel/
Dsys_parisc32.c28 compat_uint_t mask0, compat_uint_t mask1, compat_int_t dfd, in sys32_fanotify_mark() argument
33 dfd, pathname); in sys32_fanotify_mark()
/Linux-v5.4/include/linux/
Dsyscalls.h394 asmlinkage long sys_mknodat(int dfd, const char __user * filename, umode_t mode,
396 asmlinkage long sys_mkdirat(int dfd, const char __user * pathname, umode_t mode);
397 asmlinkage long sys_unlinkat(int dfd, const char __user * pathname, int flag);
430 asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode);
435 asmlinkage long sys_fchmodat(int dfd, const char __user * filename,
437 asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user,
440 asmlinkage long sys_openat(int dfd, const char __user *filename, int flags,
511 asmlinkage long sys_readlinkat(int dfd, const char __user *path, char __user *buf,
513 asmlinkage long sys_newfstatat(int dfd, const char __user *filename,
518 asmlinkage long sys_fstatat64(int dfd, const char __user *filename,
[all …]
Dnamei.h46 static inline int user_path_at(int dfd, const char __user *name, unsigned flags, in user_path_at() argument
49 return user_path_at_empty(dfd, name, flags, path, NULL); in user_path_at()
Dtime.h43 extern long do_utimes(int dfd, const char __user *filename, struct timespec64 *times, int flags);
/Linux-v5.4/fs/notify/fanotify/
Dfanotify_user.c530 static int fanotify_find_path(int dfd, const char __user *filename, in fanotify_find_path() argument
537 dfd, filename, flags); in fanotify_find_path()
540 struct fd f = fdget(dfd); in fanotify_find_path()
564 ret = user_path_at(dfd, filename, lookup_flags, path); in fanotify_find_path()
948 int dfd, const char __user *pathname) in do_fanotify_mark() argument
962 __func__, fanotify_fd, flags, dfd, pathname, mask); in do_fanotify_mark()
1047 ret = fanotify_find_path(dfd, pathname, &path, flags, in do_fanotify_mark()
1108 __u64, mask, int, dfd, in SYSCALL_DEFINE5() argument
1111 return do_fanotify_mark(fanotify_fd, flags, mask, dfd, pathname); in SYSCALL_DEFINE5()
1117 __u32, mask0, __u32, mask1, int, dfd, in COMPAT_SYSCALL_DEFINE6() argument
[all …]
/Linux-v5.4/Documentation/trace/
Dkprobetrace.rst158 p:myprobe do_sys_open dfd=%ax filename=%dx flags=%cx mode=+4($stack)
162 p:myprobe,do_sys_open,dfd=%ax,filename=%dx,flags=%cx,mode=+4($stack)
170 …echo 'p:myprobe do_sys_open dfd=%ax filename=%dx flags=%cx mode=+4($stack)' > /sys/kernel/debug/tr…
199 field:unsigned long dfd; offset:20; size:4; signed:0;
205 print fmt: "(%lx) dfd=%lx filename=%lx flags=%lx mode=%lx", REC->__probe_ip,
206 REC->dfd, REC->filename, REC->flags, REC->mode
244 …<...>-1447 [001] 1038282.286875: myprobe: (do_sys_open+0x0/0xd6) dfd=3 filename=7fffd1ec4440 flag…
246 …<...>-1447 [001] 1038282.286885: myprobe: (do_sys_open+0x0/0xd6) dfd=ffffff9c filename=40413c fla…
248 …<...>-1447 [001] 1038282.286969: myprobe: (do_sys_open+0x0/0xd6) dfd=ffffff9c filename=4041c6 fla…
/Linux-v5.4/arch/sparc/kernel/
Dsystbls.h65 asmlinkage long compat_sys_fstatat64(unsigned int dfd,
98 asmlinkage long compat_sys_fstatat64(unsigned int dfd,
Dsys_sparc32.c128 COMPAT_SYSCALL_DEFINE4(fstatat64, unsigned int, dfd, in COMPAT_SYSCALL_DEFINE4() argument
135 error = vfs_fstatat(dfd, filename, &stat, flag); in COMPAT_SYSCALL_DEFINE4()
/Linux-v5.4/tools/perf/examples/bpf/
Dsys_enter_openat.c22 long dfd; member
Detcsnoop.c58 long dfd; member
Daugmented_syscalls.c66 long dfd; member
/Linux-v5.4/samples/vfs/
Dtest-statx.c40 ssize_t statx(int dfd, const char *filename, unsigned flags, in statx() argument
43 return syscall(__NR_statx, dfd, filename, flags, mask, buffer); in statx()
/Linux-v5.4/arch/x86/ia32/
Dsys_ia32.c131 COMPAT_SYSCALL_DEFINE4(x86_fstatat, unsigned int, dfd, in COMPAT_SYSCALL_DEFINE4() argument
138 error = vfs_fstatat(dfd, filename, &stat, flag); in COMPAT_SYSCALL_DEFINE4()
/Linux-v5.4/arch/s390/kernel/
Dcompat_linux.c177 COMPAT_SYSCALL_DEFINE4(s390_fstatat64, unsigned int, dfd, const char __user *, filename, in COMPAT_SYSCALL_DEFINE4() argument
183 error = vfs_fstatat(dfd, filename, &stat, flag); in COMPAT_SYSCALL_DEFINE4()
Dcompat_linux.h118 long compat_sys_s390_fstatat64(unsigned int dfd, const char __user *filename, struct stat64_emu31 _…
/Linux-v5.4/arch/arm/kernel/
Dsys_oabi-compat.c172 asmlinkage long sys_oabi_fstatat64(int dfd, in sys_oabi_fstatat64() argument
180 error = vfs_fstatat(dfd, filename, &stat, flag); in sys_oabi_fstatat64()
/Linux-v5.4/tools/perf/Documentation/
Dperf-trace.txt273 2272.992 ( 0.037 ms): gnome-shell/1370 openat(dfd: CWD, filename: /proc/self/stat) = 31
274 2277.481 ( 0.139 ms): gnome-shell/3039 openat(dfd: CWD, filename: /proc/self/stat) = 65
275 3026.398 ( 0.076 ms): gnome-shell/3039 openat(dfd: CWD, filename: /proc/self/stat) = 65
276 4294.665 ( 0.015 ms): sed/15879 openat(dfd: CWD, filename: /etc/ld.so.cache, flags: CLOEXEC) = 3

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