Lines Matching full:stat
3 * linux/fs/stat.c
27 * @stat: Where to fill in the attributes
33 void generic_fillattr(struct inode *inode, struct kstat *stat) in generic_fillattr() argument
35 stat->dev = inode->i_sb->s_dev; in generic_fillattr()
36 stat->ino = inode->i_ino; in generic_fillattr()
37 stat->mode = inode->i_mode; in generic_fillattr()
38 stat->nlink = inode->i_nlink; in generic_fillattr()
39 stat->uid = inode->i_uid; in generic_fillattr()
40 stat->gid = inode->i_gid; in generic_fillattr()
41 stat->rdev = inode->i_rdev; in generic_fillattr()
42 stat->size = i_size_read(inode); in generic_fillattr()
43 stat->atime = inode->i_atime; in generic_fillattr()
44 stat->mtime = inode->i_mtime; in generic_fillattr()
45 stat->ctime = inode->i_ctime; in generic_fillattr()
46 stat->blksize = i_blocksize(inode); in generic_fillattr()
47 stat->blocks = inode->i_blocks; in generic_fillattr()
50 stat->result_mask &= ~STATX_ATIME; in generic_fillattr()
52 stat->attributes |= STATX_ATTR_AUTOMOUNT; in generic_fillattr()
59 * @stat: structure to return attributes in
69 int vfs_getattr_nosec(const struct path *path, struct kstat *stat, in vfs_getattr_nosec() argument
74 memset(stat, 0, sizeof(*stat)); in vfs_getattr_nosec()
75 stat->result_mask |= STATX_BASIC_STATS; in vfs_getattr_nosec()
79 return inode->i_op->getattr(path, stat, request_mask, in vfs_getattr_nosec()
82 generic_fillattr(inode, stat); in vfs_getattr_nosec()
90 * @stat: Where to return the statistics
108 int vfs_getattr(const struct path *path, struct kstat *stat, in vfs_getattr() argument
116 return vfs_getattr_nosec(path, stat, request_mask, query_flags); in vfs_getattr()
123 * @stat: The result structure to fill in.
132 int vfs_statx_fd(unsigned int fd, struct kstat *stat, in vfs_statx_fd() argument
143 error = vfs_getattr(&f.file->f_path, stat, in vfs_statx_fd()
156 * @stat: The result structure to fill in.
167 struct kstat *stat, u32 request_mask) in vfs_statx() argument
189 error = vfs_getattr(&path, stat, request_mask, flags); in vfs_statx()
207 static int cp_old_stat(struct kstat *stat, struct __old_kernel_stat __user * statbuf) in cp_old_stat() argument
214 printk(KERN_WARNING "VFS: Warning: %s using old stat() call. Recompile your binary.\n", in cp_old_stat()
222 tmp.st_dev = old_encode_dev(stat->dev); in cp_old_stat()
223 tmp.st_ino = stat->ino; in cp_old_stat()
224 if (sizeof(tmp.st_ino) < sizeof(stat->ino) && tmp.st_ino != stat->ino) in cp_old_stat()
226 tmp.st_mode = stat->mode; in cp_old_stat()
227 tmp.st_nlink = stat->nlink; in cp_old_stat()
228 if (tmp.st_nlink != stat->nlink) in cp_old_stat()
230 SET_UID(tmp.st_uid, from_kuid_munged(current_user_ns(), stat->uid)); in cp_old_stat()
231 SET_GID(tmp.st_gid, from_kgid_munged(current_user_ns(), stat->gid)); in cp_old_stat()
232 tmp.st_rdev = old_encode_dev(stat->rdev); in cp_old_stat()
234 if (stat->size > MAX_NON_LFS) in cp_old_stat()
237 tmp.st_size = stat->size; in cp_old_stat()
238 tmp.st_atime = stat->atime.tv_sec; in cp_old_stat()
239 tmp.st_mtime = stat->mtime.tv_sec; in cp_old_stat()
240 tmp.st_ctime = stat->ctime.tv_sec; in cp_old_stat()
244 SYSCALL_DEFINE2(stat, const char __user *, filename, in SYSCALL_DEFINE2() argument
247 struct kstat stat; in SYSCALL_DEFINE2() local
250 error = vfs_stat(filename, &stat); in SYSCALL_DEFINE2()
254 return cp_old_stat(&stat, statbuf); in SYSCALL_DEFINE2()
260 struct kstat stat; in SYSCALL_DEFINE2() local
263 error = vfs_lstat(filename, &stat); in SYSCALL_DEFINE2()
267 return cp_old_stat(&stat, statbuf); in SYSCALL_DEFINE2()
272 struct kstat stat; in SYSCALL_DEFINE2() local
273 int error = vfs_fstat(fd, &stat); in SYSCALL_DEFINE2()
276 error = cp_old_stat(&stat, statbuf); in SYSCALL_DEFINE2()
296 static int cp_new_stat(struct kstat *stat, struct stat __user *statbuf) in cp_new_stat() argument
298 struct stat tmp; in cp_new_stat()
300 if (!valid_dev(stat->dev) || !valid_dev(stat->rdev)) in cp_new_stat()
303 if (stat->size > MAX_NON_LFS) in cp_new_stat()
308 tmp.st_dev = encode_dev(stat->dev); in cp_new_stat()
309 tmp.st_ino = stat->ino; in cp_new_stat()
310 if (sizeof(tmp.st_ino) < sizeof(stat->ino) && tmp.st_ino != stat->ino) in cp_new_stat()
312 tmp.st_mode = stat->mode; in cp_new_stat()
313 tmp.st_nlink = stat->nlink; in cp_new_stat()
314 if (tmp.st_nlink != stat->nlink) in cp_new_stat()
316 SET_UID(tmp.st_uid, from_kuid_munged(current_user_ns(), stat->uid)); in cp_new_stat()
317 SET_GID(tmp.st_gid, from_kgid_munged(current_user_ns(), stat->gid)); in cp_new_stat()
318 tmp.st_rdev = encode_dev(stat->rdev); in cp_new_stat()
319 tmp.st_size = stat->size; in cp_new_stat()
320 tmp.st_atime = stat->atime.tv_sec; in cp_new_stat()
321 tmp.st_mtime = stat->mtime.tv_sec; in cp_new_stat()
322 tmp.st_ctime = stat->ctime.tv_sec; in cp_new_stat()
324 tmp.st_atime_nsec = stat->atime.tv_nsec; in cp_new_stat()
325 tmp.st_mtime_nsec = stat->mtime.tv_nsec; in cp_new_stat()
326 tmp.st_ctime_nsec = stat->ctime.tv_nsec; in cp_new_stat()
328 tmp.st_blocks = stat->blocks; in cp_new_stat()
329 tmp.st_blksize = stat->blksize; in cp_new_stat()
334 struct stat __user *, statbuf) in SYSCALL_DEFINE2()
336 struct kstat stat; in SYSCALL_DEFINE2() local
337 int error = vfs_stat(filename, &stat); in SYSCALL_DEFINE2()
341 return cp_new_stat(&stat, statbuf); in SYSCALL_DEFINE2()
345 struct stat __user *, statbuf) in SYSCALL_DEFINE2()
347 struct kstat stat; in SYSCALL_DEFINE2() local
350 error = vfs_lstat(filename, &stat); in SYSCALL_DEFINE2()
354 return cp_new_stat(&stat, statbuf); in SYSCALL_DEFINE2()
359 struct stat __user *, statbuf, int, flag) in SYSCALL_DEFINE4()
361 struct kstat stat; in SYSCALL_DEFINE4() local
364 error = vfs_fstatat(dfd, filename, &stat, flag); in SYSCALL_DEFINE4()
367 return cp_new_stat(&stat, statbuf); in SYSCALL_DEFINE4()
371 SYSCALL_DEFINE2(newfstat, unsigned int, fd, struct stat __user *, statbuf) in SYSCALL_DEFINE2()
373 struct kstat stat; in SYSCALL_DEFINE2() local
374 int error = vfs_fstat(fd, &stat); in SYSCALL_DEFINE2()
377 error = cp_new_stat(&stat, statbuf); in SYSCALL_DEFINE2()
438 static long cp_new_stat64(struct kstat *stat, struct stat64 __user *statbuf) in cp_new_stat64() argument
445 tmp.st_dev = new_encode_dev(stat->dev); in cp_new_stat64()
446 tmp.st_rdev = new_encode_dev(stat->rdev); in cp_new_stat64()
448 tmp.st_dev = huge_encode_dev(stat->dev); in cp_new_stat64()
449 tmp.st_rdev = huge_encode_dev(stat->rdev); in cp_new_stat64()
451 tmp.st_ino = stat->ino; in cp_new_stat64()
452 if (sizeof(tmp.st_ino) < sizeof(stat->ino) && tmp.st_ino != stat->ino) in cp_new_stat64()
455 tmp.__st_ino = stat->ino; in cp_new_stat64()
457 tmp.st_mode = stat->mode; in cp_new_stat64()
458 tmp.st_nlink = stat->nlink; in cp_new_stat64()
459 tmp.st_uid = from_kuid_munged(current_user_ns(), stat->uid); in cp_new_stat64()
460 tmp.st_gid = from_kgid_munged(current_user_ns(), stat->gid); in cp_new_stat64()
461 tmp.st_atime = stat->atime.tv_sec; in cp_new_stat64()
462 tmp.st_atime_nsec = stat->atime.tv_nsec; in cp_new_stat64()
463 tmp.st_mtime = stat->mtime.tv_sec; in cp_new_stat64()
464 tmp.st_mtime_nsec = stat->mtime.tv_nsec; in cp_new_stat64()
465 tmp.st_ctime = stat->ctime.tv_sec; in cp_new_stat64()
466 tmp.st_ctime_nsec = stat->ctime.tv_nsec; in cp_new_stat64()
467 tmp.st_size = stat->size; in cp_new_stat64()
468 tmp.st_blocks = stat->blocks; in cp_new_stat64()
469 tmp.st_blksize = stat->blksize; in cp_new_stat64()
476 struct kstat stat; in SYSCALL_DEFINE2() local
477 int error = vfs_stat(filename, &stat); in SYSCALL_DEFINE2()
480 error = cp_new_stat64(&stat, statbuf); in SYSCALL_DEFINE2()
488 struct kstat stat; in SYSCALL_DEFINE2() local
489 int error = vfs_lstat(filename, &stat); in SYSCALL_DEFINE2()
492 error = cp_new_stat64(&stat, statbuf); in SYSCALL_DEFINE2()
499 struct kstat stat; in SYSCALL_DEFINE2() local
500 int error = vfs_fstat(fd, &stat); in SYSCALL_DEFINE2()
503 error = cp_new_stat64(&stat, statbuf); in SYSCALL_DEFINE2()
511 struct kstat stat; in SYSCALL_DEFINE4() local
514 error = vfs_fstatat(dfd, filename, &stat, flag); in SYSCALL_DEFINE4()
517 return cp_new_stat64(&stat, statbuf); in SYSCALL_DEFINE4()
522 cp_statx(const struct kstat *stat, struct statx __user *buffer) in cp_statx() argument
528 tmp.stx_mask = stat->result_mask; in cp_statx()
529 tmp.stx_blksize = stat->blksize; in cp_statx()
530 tmp.stx_attributes = stat->attributes; in cp_statx()
531 tmp.stx_nlink = stat->nlink; in cp_statx()
532 tmp.stx_uid = from_kuid_munged(current_user_ns(), stat->uid); in cp_statx()
533 tmp.stx_gid = from_kgid_munged(current_user_ns(), stat->gid); in cp_statx()
534 tmp.stx_mode = stat->mode; in cp_statx()
535 tmp.stx_ino = stat->ino; in cp_statx()
536 tmp.stx_size = stat->size; in cp_statx()
537 tmp.stx_blocks = stat->blocks; in cp_statx()
538 tmp.stx_attributes_mask = stat->attributes_mask; in cp_statx()
539 tmp.stx_atime.tv_sec = stat->atime.tv_sec; in cp_statx()
540 tmp.stx_atime.tv_nsec = stat->atime.tv_nsec; in cp_statx()
541 tmp.stx_btime.tv_sec = stat->btime.tv_sec; in cp_statx()
542 tmp.stx_btime.tv_nsec = stat->btime.tv_nsec; in cp_statx()
543 tmp.stx_ctime.tv_sec = stat->ctime.tv_sec; in cp_statx()
544 tmp.stx_ctime.tv_nsec = stat->ctime.tv_nsec; in cp_statx()
545 tmp.stx_mtime.tv_sec = stat->mtime.tv_sec; in cp_statx()
546 tmp.stx_mtime.tv_nsec = stat->mtime.tv_nsec; in cp_statx()
547 tmp.stx_rdev_major = MAJOR(stat->rdev); in cp_statx()
548 tmp.stx_rdev_minor = MINOR(stat->rdev); in cp_statx()
549 tmp.stx_dev_major = MAJOR(stat->dev); in cp_statx()
550 tmp.stx_dev_minor = MINOR(stat->dev); in cp_statx()
557 * @dfd: Base directory to pathwalk from *or* fd to stat.
558 * @filename: File to stat or "" with AT_EMPTY_PATH
571 struct kstat stat; in SYSCALL_DEFINE5() local
579 error = vfs_statx(dfd, filename, flags, &stat, mask); in SYSCALL_DEFINE5()
583 return cp_statx(&stat, buffer); in SYSCALL_DEFINE5()
587 static int cp_compat_stat(struct kstat *stat, struct compat_stat __user *ubuf) in cp_compat_stat() argument
591 if (!old_valid_dev(stat->dev) || !old_valid_dev(stat->rdev)) in cp_compat_stat()
595 tmp.st_dev = old_encode_dev(stat->dev); in cp_compat_stat()
596 tmp.st_ino = stat->ino; in cp_compat_stat()
597 if (sizeof(tmp.st_ino) < sizeof(stat->ino) && tmp.st_ino != stat->ino) in cp_compat_stat()
599 tmp.st_mode = stat->mode; in cp_compat_stat()
600 tmp.st_nlink = stat->nlink; in cp_compat_stat()
601 if (tmp.st_nlink != stat->nlink) in cp_compat_stat()
603 SET_UID(tmp.st_uid, from_kuid_munged(current_user_ns(), stat->uid)); in cp_compat_stat()
604 SET_GID(tmp.st_gid, from_kgid_munged(current_user_ns(), stat->gid)); in cp_compat_stat()
605 tmp.st_rdev = old_encode_dev(stat->rdev); in cp_compat_stat()
606 if ((u64) stat->size > MAX_NON_LFS) in cp_compat_stat()
608 tmp.st_size = stat->size; in cp_compat_stat()
609 tmp.st_atime = stat->atime.tv_sec; in cp_compat_stat()
610 tmp.st_atime_nsec = stat->atime.tv_nsec; in cp_compat_stat()
611 tmp.st_mtime = stat->mtime.tv_sec; in cp_compat_stat()
612 tmp.st_mtime_nsec = stat->mtime.tv_nsec; in cp_compat_stat()
613 tmp.st_ctime = stat->ctime.tv_sec; in cp_compat_stat()
614 tmp.st_ctime_nsec = stat->ctime.tv_nsec; in cp_compat_stat()
615 tmp.st_blocks = stat->blocks; in cp_compat_stat()
616 tmp.st_blksize = stat->blksize; in cp_compat_stat()
623 struct kstat stat; in COMPAT_SYSCALL_DEFINE2() local
626 error = vfs_stat(filename, &stat); in COMPAT_SYSCALL_DEFINE2()
629 return cp_compat_stat(&stat, statbuf); in COMPAT_SYSCALL_DEFINE2()
635 struct kstat stat; in COMPAT_SYSCALL_DEFINE2() local
638 error = vfs_lstat(filename, &stat); in COMPAT_SYSCALL_DEFINE2()
641 return cp_compat_stat(&stat, statbuf); in COMPAT_SYSCALL_DEFINE2()
649 struct kstat stat; in COMPAT_SYSCALL_DEFINE4() local
652 error = vfs_fstatat(dfd, filename, &stat, flag); in COMPAT_SYSCALL_DEFINE4()
655 return cp_compat_stat(&stat, statbuf); in COMPAT_SYSCALL_DEFINE4()
662 struct kstat stat; in COMPAT_SYSCALL_DEFINE2() local
663 int error = vfs_fstat(fd, &stat); in COMPAT_SYSCALL_DEFINE2()
666 error = cp_compat_stat(&stat, statbuf); in COMPAT_SYSCALL_DEFINE2()