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authorLinus Torvalds <torvalds@linux-foundation.org>2020-02-05 08:02:42 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2020-02-05 08:02:42 +0300
commitbddea11b1b9385f713006820f16a9fbe5efe6b47 (patch)
treecdbba09e72a14446c00a0486bc500240ee869dfe /fs/inode.c
parent33b40134e5cfbbccad7f3040d1919889537a3df7 (diff)
parentf0f3588f7a95bb8e02b0f8f5138efb7064665730 (diff)
downloadlinux-bddea11b1b9385f713006820f16a9fbe5efe6b47.tar.xz
Merge branch 'imm.timestamp' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull vfs timestamp updates from Al Viro: "More 64bit timestamp work" * 'imm.timestamp' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: kernfs: don't bother with timestamp truncation fs: Do not overload update_time fs: Delete timespec64_trunc() fs: ubifs: Eliminate timespec64_trunc() usage fs: ceph: Delete timespec64_trunc() usage fs: cifs: Delete usage of timespec64_trunc fs: fat: Eliminate timespec64_trunc() usage utimes: Clamp the timestamps in notify_change()
Diffstat (limited to 'fs/inode.c')
-rw-r--r--fs/inode.c33
1 files changed, 3 insertions, 30 deletions
diff --git a/fs/inode.c b/fs/inode.c
index ea15c6d9f274..c7418b0b4168 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -1683,12 +1683,9 @@ EXPORT_SYMBOL(generic_update_time);
*/
static int update_time(struct inode *inode, struct timespec64 *time, int flags)
{
- int (*update_time)(struct inode *, struct timespec64 *, int);
-
- update_time = inode->i_op->update_time ? inode->i_op->update_time :
- generic_update_time;
-
- return update_time(inode, time, flags);
+ if (inode->i_op->update_time)
+ return inode->i_op->update_time(inode, time, flags);
+ return generic_update_time(inode, time, flags);
}
/**
@@ -2154,30 +2151,6 @@ void inode_nohighmem(struct inode *inode)
EXPORT_SYMBOL(inode_nohighmem);
/**
- * timespec64_trunc - Truncate timespec64 to a granularity
- * @t: Timespec64
- * @gran: Granularity in ns.
- *
- * Truncate a timespec64 to a granularity. Always rounds down. gran must
- * not be 0 nor greater than a second (NSEC_PER_SEC, or 10^9 ns).
- */
-struct timespec64 timespec64_trunc(struct timespec64 t, unsigned gran)
-{
- /* Avoid division in the common cases 1 ns and 1 s. */
- if (gran == 1) {
- /* nothing */
- } else if (gran == NSEC_PER_SEC) {
- t.tv_nsec = 0;
- } else if (gran > 1 && gran < NSEC_PER_SEC) {
- t.tv_nsec -= t.tv_nsec % gran;
- } else {
- WARN(1, "illegal file time granularity: %u", gran);
- }
- return t;
-}
-EXPORT_SYMBOL(timespec64_trunc);
-
-/**
* timestamp_truncate - Truncate timespec to a granularity
* @t: Timespec
* @inode: inode being updated