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Commit ffdeec7a authored by Yan, Zheng's avatar Yan, Zheng Committed by Ilya Dryomov
Browse files

ceph: always update atime/mtime/ctime for new inode



For new inode, atime/mtime/ctime are uninitialized.  Don't compare
against them.

Cc: stable@kernel.org
Signed-off-by: default avatar"Yan, Zheng" <zyan@redhat.com>
Reviewed-by: default avatarIlya Dryomov <idryomov@gmail.com>
Signed-off-by: default avatarIlya Dryomov <idryomov@gmail.com>
parent 34f55d0b
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+7 −3
Original line number Diff line number Diff line
@@ -669,13 +669,15 @@ void ceph_fill_file_time(struct inode *inode, int issued,
		      CEPH_CAP_FILE_BUFFER|
		      CEPH_CAP_AUTH_EXCL|
		      CEPH_CAP_XATTR_EXCL)) {
		if (timespec_compare(ctime, &inode->i_ctime) > 0) {
		if (ci->i_version == 0 ||
		    timespec_compare(ctime, &inode->i_ctime) > 0) {
			dout("ctime %ld.%09ld -> %ld.%09ld inc w/ cap\n",
			     inode->i_ctime.tv_sec, inode->i_ctime.tv_nsec,
			     ctime->tv_sec, ctime->tv_nsec);
			inode->i_ctime = *ctime;
		}
		if (ceph_seq_cmp(time_warp_seq, ci->i_time_warp_seq) > 0) {
		if (ci->i_version == 0 ||
		    ceph_seq_cmp(time_warp_seq, ci->i_time_warp_seq) > 0) {
			/* the MDS did a utimes() */
			dout("mtime %ld.%09ld -> %ld.%09ld "
			     "tw %d -> %d\n",
@@ -795,7 +797,6 @@ static int fill_inode(struct inode *inode, struct page *locked_page,
	new_issued = ~issued & le32_to_cpu(info->cap.caps);

	/* update inode */
	ci->i_version = le64_to_cpu(info->version);
	inode->i_rdev = le32_to_cpu(info->rdev);
	inode->i_blkbits = fls(le32_to_cpu(info->layout.fl_stripe_unit)) - 1;

@@ -868,6 +869,9 @@ static int fill_inode(struct inode *inode, struct page *locked_page,
		xattr_blob = NULL;
	}

	/* finally update i_version */
	ci->i_version = le64_to_cpu(info->version);

	inode->i_mapping->a_ops = &ceph_aops;

	switch (inode->i_mode & S_IFMT) {