/linux/tools/testing/selftests/fchmodat2/ |
H A D | fchmodat2_test.c | 12 int sys_fchmodat2(int dfd, const char *filename, mode_t mode, int flags) in sys_fchmodat2() argument 14 int ret = syscall(__NR_fchmodat2, dfd, filename, mode, flags); in sys_fchmodat2() 21 int dfd, ret; in setup_testdir() local 28 dfd = open(dirname, O_PATH | O_DIRECTORY); in setup_testdir() 29 if (dfd < 0) in setup_testdir() 32 ret = openat(dfd, "regfile", O_CREAT | O_WRONLY | O_TRUNC, 0644); in setup_testdir() 38 ret = symlinkat("regfile", dfd, "symlink"); in setup_testdir() 43 return dfd; in setup_testdir() 46 int expect_mode(int dfd, const char *filename, mode_t expect_mode) in expect_mode() argument 49 int ret = fstatat(dfd, filename, &st, AT_SYMLINK_NOFOLLOW); in expect_mode() [all …]
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/linux/tools/testing/selftests/openat2/ |
H A D | resolve_test.c | 49 int dfd, tmpfd; in setup_testdir() local 59 dfd = open(dirname, O_PATH | O_DIRECTORY); in setup_testdir() 60 if (dfd < 0) in setup_testdir() 64 E_mkdirat(dfd, "root", 0755); in setup_testdir() 65 tmpfd = openat(dfd, "root", O_PATH | O_DIRECTORY); in setup_testdir() 68 close(dfd); in setup_testdir() 69 dfd = tmpfd; in setup_testdir() 71 E_symlinkat("/proc/self/exe", dfd, "procexe"); in setup_testdir() 72 E_symlinkat("/proc/self/root", dfd, "procroot"); in setup_testdir() 73 E_mkdirat(dfd, "root", 0755); in setup_testdir() [all …]
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H A D | rename_attack_test.c | 37 int dfd; in setup_testdir() local 43 dfd = open(dirname, O_PATH | O_DIRECTORY); in setup_testdir() 44 if (dfd < 0) in setup_testdir() 47 E_mkdirat(dfd, "a", 0755); in setup_testdir() 48 E_mkdirat(dfd, "b", 0755); in setup_testdir() 49 E_mkdirat(dfd, "a/c", 0755); in setup_testdir() 51 return dfd; in setup_testdir() 86 int dfd, afd; in test_rename_attack() local 101 dfd = setup_testdir(); in test_rename_attack() 102 afd = openat(dfd, "a", O_PATH); in test_rename_attack() [all …]
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H A D | helpers.c | 22 int raw_openat2(int dfd, const char *path, void *how, size_t size) in raw_openat2() argument 24 int ret = syscall(__NR_openat2, dfd, path, how, size); in raw_openat2() 28 int sys_openat2(int dfd, const char *path, struct open_how *how) in sys_openat2() argument 30 return raw_openat2(dfd, path, how, sizeof(*how)); in sys_openat2() 33 int sys_openat(int dfd, const char *path, struct open_how *how) in sys_openat() argument 35 int ret = openat(dfd, path, how->flags, how->mode); in sys_openat() 47 int touchat(int dfd, const char *path) in touchat() argument 49 int fd = openat(dfd, path, O_CREAT, 0700); in touchat() 71 bool fdequal(int fd, int dfd, const char *path) in fdequal() argument 77 dfdpath = fdreadlink(dfd); in fdequal()
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H A D | helpers.h | 96 int raw_openat2(int dfd, const char *path, void *how, size_t size); 97 int sys_openat2(int dfd, const char *path, struct open_how *how); 98 int sys_openat(int dfd, const char *path, struct open_how *how); 102 int touchat(int dfd, const char *path); 104 bool fdequal(int fd, int dfd, const char *path);
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/linux/fs/ |
H A D | utimes.c | 80 static int do_utimes_path(int dfd, const char __user *filename, in do_utimes_path() argument 95 error = user_path_at(dfd, filename, lookup_flags, &path); in do_utimes_path() 140 long do_utimes(int dfd, const char __user *filename, struct timespec64 *times, in do_utimes() argument 143 if (filename == NULL && dfd != AT_FDCWD) in do_utimes() 144 return do_utimes_fd(dfd, times, flags); in do_utimes() 145 return do_utimes_path(dfd, filename, times, flags); in do_utimes() 148 SYSCALL_DEFINE4(utimensat, int, dfd, const char __user *, filename, in SYSCALL_DEFINE4() argument 164 return do_utimes(dfd, filename, utimes ? tstimes : NULL, flags); in SYSCALL_DEFINE4() 174 static long do_futimesat(int dfd, const char __user *filename, in do_futimesat() argument 199 return do_utimes(dfd, filename, utimes ? tstimes : NULL, 0); in do_futimesat() [all …]
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H A D | stat.c | 232 static int vfs_statx(int dfd, struct filename *filename, int flags, in vfs_statx() argument 244 error = filename_lookup(dfd, filename, lookup_flags, &path, NULL); in vfs_statx() 279 int vfs_fstatat(int dfd, const char __user *filename, in vfs_fstatat() argument 292 if (dfd >= 0 && flags == AT_EMPTY_PATH) { in vfs_fstatat() 300 return vfs_fstat(dfd, stat); in vfs_fstatat() 304 ret = vfs_statx(dfd, name, statx_flags, stat, STATX_BASIC_STATS); in vfs_fstatat() 462 SYSCALL_DEFINE4(newfstatat, int, dfd, const char __user *, filename, in SYSCALL_DEFINE4() argument 468 error = vfs_fstatat(dfd, filename, &stat, flag); in SYSCALL_DEFINE4() 487 static int do_readlinkat(int dfd, const char __user *pathname, in do_readlinkat() argument 499 error = user_path_at_empty(dfd, pathname, lookup_flags, &path, &empty); in do_readlinkat() [all …]
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H A D | open.c | 464 static long do_faccessat(int dfd, const char __user *filename, int mode, int flags) in do_faccessat() argument 490 res = user_path_at(dfd, filename, lookup_flags, &path); in do_faccessat() 536 SYSCALL_DEFINE3(faccessat, int, dfd, const char __user *, filename, int, mode) in SYSCALL_DEFINE3() argument 538 return do_faccessat(dfd, filename, mode, 0); in SYSCALL_DEFINE3() 541 SYSCALL_DEFINE4(faccessat2, int, dfd, const char __user *, filename, int, mode, in SYSCALL_DEFINE4() argument 544 return do_faccessat(dfd, filename, mode, flags); in SYSCALL_DEFINE4() 681 static int do_fchmodat(int dfd, const char __user *filename, umode_t mode, in do_fchmodat() argument 696 error = user_path_at(dfd, filename, lookup_flags, &path); in do_fchmodat() 708 SYSCALL_DEFINE4(fchmodat2, int, dfd, const char __user *, filename, in SYSCALL_DEFINE4() argument 711 return do_fchmodat(dfd, filenam in SYSCALL_DEFINE4() 714 SYSCALL_DEFINE3(fchmodat,int,dfd,const char __user *,filename,umode_t,mode) SYSCALL_DEFINE3() argument 801 do_fchownat(int dfd,const char __user * filename,uid_t user,gid_t group,int flag) do_fchownat() argument 833 SYSCALL_DEFINE5(fchownat,int,dfd,const char __user *,filename,uid_t,user,gid_t,group,int,flag) SYSCALL_DEFINE5() argument 1390 do_sys_openat2(int dfd,const char __user * filename,struct open_how * how) do_sys_openat2() argument 1418 do_sys_open(int dfd,const char __user * filename,int flags,umode_t mode) do_sys_open() argument 1432 SYSCALL_DEFINE4(openat,int,dfd,const char __user *,filename,int,flags,umode_t,mode) SYSCALL_DEFINE4() argument 1440 SYSCALL_DEFINE4(openat2,int,dfd,const char __user *,filename,struct open_how __user *,how,size_t,usize) SYSCALL_DEFINE4() argument 1479 COMPAT_SYSCALL_DEFINE4(openat,int,dfd,const char __user *,filename,int,flags,umode_t,mode) COMPAT_SYSCALL_DEFINE4() argument [all...] |
H A D | internal.h | 54 extern int filename_lookup(int dfd, struct filename *name, unsigned flags, 56 int do_rmdir(int dfd, struct filename *name); 57 int do_unlinkat(int dfd, struct filename *name); 61 int do_mkdirat(int dfd, struct filename *name, umode_t mode); 181 extern struct file *do_filp_open(int dfd, struct filename *pathname, 192 int do_fchownat(int dfd, const char __user *filename, uid_t user, gid_t group, 248 int do_statx(int dfd, struct filename *filename, unsigned int flags,
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H A D | namei.c | 586 int dfd; member 595 static void __set_nameidata(struct nameidata *p, int dfd, struct filename *name) in __set_nameidata() argument 600 p->dfd = dfd; in __set_nameidata() 609 static inline void set_nameidata(struct nameidata *p, int dfd, struct filename *name, in set_nameidata() argument 612 __set_nameidata(p, dfd, name); in set_nameidata() 2393 /* Absolute pathname -- fetch the root (LOOKUP_IN_ROOT uses nd->dfd). */ in path_init() 2402 if (nd->dfd == AT_FDCWD) { in path_init() 2419 struct fd f = fdget_raw(nd->dfd); in path_init() 2514 int filename_lookup(int dfd, struc argument 2553 __filename_parentat(int dfd,struct filename * name,unsigned int flags,struct path * parent,struct qstr * last,int * type,const struct path * root) __filename_parentat() argument 2578 filename_parentat(int dfd,struct filename * name,unsigned int flags,struct path * parent,struct qstr * last,int * type) filename_parentat() argument 2586 __kern_path_locked(int dfd,struct filename * name,struct path * path) __kern_path_locked() argument 2617 user_path_locked_at(int dfd,const char __user * name,struct path * path) user_path_locked_at() argument 2925 user_path_at_empty(int dfd,const char __user * name,unsigned flags,struct path * path,int * empty) user_path_at_empty() argument 3826 do_filp_open(int dfd,struct filename * pathname,const struct open_flags * op) do_filp_open() argument 3869 filename_create(int dfd,struct filename * name,struct path * path,unsigned int lookup_flags) filename_create() argument 3937 kern_path_create(int dfd,const char * pathname,struct path * path,unsigned int lookup_flags) kern_path_create() argument 3957 user_path_create(int dfd,const char __user * pathname,struct path * path,unsigned int lookup_flags) user_path_create() argument 4033 do_mknodat(int dfd,struct filename * name,umode_t mode,unsigned int dev) do_mknodat() argument 4084 SYSCALL_DEFINE4(mknodat,int,dfd,const char __user *,filename,umode_t,mode,unsigned int,dev) SYSCALL_DEFINE4() argument 4138 do_mkdirat(int dfd,struct filename * name,umode_t mode) do_mkdirat() argument 4167 SYSCALL_DEFINE3(mkdirat,int,dfd,const char __user *,pathname,umode_t,mode) SYSCALL_DEFINE3() argument 4232 do_rmdir(int dfd,struct filename * name) do_rmdir() argument 4371 do_unlinkat(int dfd,struct filename * name) do_unlinkat() argument 4443 SYSCALL_DEFINE3(unlinkat,int,dfd,const char __user *,pathname,int,flag) SYSCALL_DEFINE3() argument [all...] |
H A D | fhandle.c | 94 SYSCALL_DEFINE5(name_to_handle_at, int, dfd, const char __user *, name, in SYSCALL_DEFINE5() argument 110 err = user_path_at(dfd, name, lookup_flags, &path); in SYSCALL_DEFINE5()
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/linux/io_uring/ |
H A D | fs.c | 29 int dfd; member 36 int dfd; member 114 un->dfd = READ_ONCE(sqe->fd); in io_unlinkat_prep() 138 ret = do_rmdir(un->dfd, un->filename); in io_unlinkat() 140 ret = do_unlinkat(un->dfd, un->filename); in io_unlinkat() 164 mkd->dfd = READ_ONCE(sqe->fd); in io_mkdirat_prep() 184 ret = do_mkdirat(mkd->dfd, mkd->filename, mkd->mode); in io_mkdirat()
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H A D | statx.c | 16 int dfd; member 33 sx->dfd = READ_ONCE(sqe->fd); in io_statx_prep() 62 ret = do_statx(sx->dfd, sx->filename, sx->flags, sx->mask, sx->buffer); in io_statx()
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H A D | openclose.c | 21 int dfd; member 65 open->dfd = READ_ONCE(sqe->fd); in __io_openat_prep() 140 file = do_filp_open(open->dfd, open->filename, &op); in io_openat2()
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/linux/arch/powerpc/platforms/cell/spufs/ |
H A D | coredump.c | 24 static int spufs_ctx_note_size(struct spu_context *ctx, int dfd) in spufs_ctx_note_size() argument 34 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 126 sprintf(fullname, "SPU/%d/%s", dfd, spufs_coredump_read[i].name); in spufs_arch_write_note()
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/linux/arch/parisc/kernel/ |
H A D | sys_parisc32.c | 28 compat_uint_t mask0, compat_uint_t mask1, compat_int_t dfd, in sys32_fanotify_mark() argument 33 dfd, pathname); in sys32_fanotify_mark()
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/linux/include/linux/ |
H A D | syscalls.h | 391 asmlinkage long sys_mknodat(int dfd, const char __user * filename, umode_t mode, 393 asmlinkage long sys_mkdirat(int dfd, const char __user * pathname, umode_t mode); 394 asmlinkage long sys_unlinkat(int dfd, const char __user * pathname, int flag); 427 asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode); 428 asmlinkage long sys_faccessat2(int dfd, const char __user *filename, int mode, 434 asmlinkage long sys_fchmodat(int dfd, const char __user *filename, 436 asmlinkage long sys_fchmodat2(int dfd, const char __user *filename, 438 asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user, 441 asmlinkage long sys_openat(int dfd, const char __user *filename, int flags, 443 asmlinkage long sys_openat2(int dfd, const char __user *filename, [all …]
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H A D | namei.h | 55 static inline int user_path_at(int dfd, const char __user *name, unsigned flags, in user_path_at() argument 58 return user_path_at_empty(dfd, name, flags, path, NULL); in user_path_at()
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H A D | time.h | 30 extern long do_utimes(int dfd, const char __user *filename, struct timespec64 *times, int flags);
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/linux/tools/testing/selftests/mount_setattr/ |
H A D | mount_setattr_test.c | 137 static inline int sys_mount_setattr(int dfd, const char *path, unsigned int flags, in sys_mount_setattr() argument 140 return syscall(__NR_mount_setattr, dfd, path, flags, attr, size); in sys_mount_setattr() 155 static inline int sys_open_tree(int dfd, const char *filename, unsigned int flags) in sys_open_tree() argument 157 return syscall(__NR_open_tree, dfd, filename, flags); in sys_open_tree() 667 int fd, dfd; in TEST_F() local 711 dfd = open("/mnt/A/AA/B", O_DIRECTORY | O_CLOEXEC); in TEST_F() 712 ASSERT_GE(dfd, 0); in TEST_F() 713 EXPECT_EQ(fsync(dfd), 0); in TEST_F() 714 EXPECT_EQ(close(dfd), 0); in TEST_F() 1391 static bool expected_uid_gid(int dfd, const char *path, int flags, in expected_uid_gid() argument [all …]
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/linux/Documentation/trace/ |
H A D | kprobetrace.rst | 189 p:myprobe do_sys_open dfd=%ax filename=%dx flags=%cx mode=+4($stack) 193 p:myprobe,do_sys_open,dfd=%ax,filename=%dx,flags=%cx,mode=+4($stack) 201 …echo 'p:myprobe do_sys_open dfd=%ax filename=%dx flags=%cx mode=+4($stack)' > /sys/kernel/tracing/… 230 field:unsigned long dfd; offset:20; size:4; signed:0; 236 print fmt: "(%lx) dfd=%lx filename=%lx flags=%lx mode=%lx", REC->__probe_ip, 237 REC->dfd, REC->filename, REC->flags, REC->mode 275 …<...>-1447 [001] 1038282.286875: myprobe: (do_sys_open+0x0/0xd6) dfd=3 filename=7fffd1ec4440 flag… 277 …<...>-1447 [001] 1038282.286885: myprobe: (do_sys_open+0x0/0xd6) dfd=ffffff9c filename=40413c fla… 279 …<...>-1447 [001] 1038282.286969: myprobe: (do_sys_open+0x0/0xd6) dfd=ffffff9c filename=4041c6 fla…
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/linux/arch/sparc/kernel/ |
H A D | systbls.h | 65 asmlinkage long compat_sys_fstatat64(unsigned int dfd, 98 asmlinkage long compat_sys_fstatat64(unsigned int dfd,
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/linux/fs/notify/fanotify/ |
H A D | fanotify_user.c | 996 static int fanotify_find_path(int dfd, const char __user *filename, in fanotify_find_path() argument 1002 pr_debug("%s: dfd=%d filename=%p flags=%x\n", __func__, in fanotify_find_path() 1003 dfd, filename, flags); in fanotify_find_path() 1006 struct fd f = fdget(dfd); in fanotify_find_path() 1030 ret = user_path_at(dfd, filename, lookup_flags, path); in fanotify_find_path() 1680 int dfd, const char __user *pathname) in fanotify_test_fid() 1697 pr_debug("%s: fanotify_fd=%d flags=%x dfd=%d pathname=%p mask=%llx\n", in fanotify_events_supported() 1698 __func__, fanotify_fd, flags, dfd, pathname, mask); in fanotify_events_supported() 1827 ret = fanotify_find_path(dfd, pathname, &path, flags, in do_fanotify_mark() 1916 __u64, mask, int, dfd, in do_fanotify_mark() 1740 do_fanotify_mark(int fanotify_fd,unsigned int flags,__u64 mask,int dfd,const char __user * pathname) do_fanotify_mark() argument 1973 SYSCALL_DEFINE5(fanotify_mark,int,fanotify_fd,unsigned int,flags,__u64,mask,int,dfd,const char __user *,pathname) SYSCALL_DEFINE5() argument 1983 SYSCALL32_DEFINE6(fanotify_mark,int,fanotify_fd,unsigned int,flags,SC_ARG64 (mask),int,dfd,const char __user *,pathname) SYSCALL32_DEFINE6() argument [all...] |
/linux/samples/vfs/ |
H A D | test-statx.c | 42 ssize_t statx(int dfd, const char *filename, unsigned flags, in statx() argument 45 return syscall(__NR_statx, dfd, filename, flags, mask, buffer); in statx()
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/linux/arch/x86/kernel/ |
H A D | sys_ia32.c | 195 COMPAT_SYSCALL_DEFINE4(ia32_fstatat64, unsigned int, dfd, in COMPAT_SYSCALL_DEFINE4() argument 202 error = vfs_fstatat(dfd, filename, &stat, flag); in COMPAT_SYSCALL_DEFINE4()
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