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ceph: properly mark empty directory as complete 

ceph_add_cap() calls __check_cap_issue(), which clears directory
inode' complete flag. so we should set the complete flag for empty
directory should be set after calling ceph_add_cap().

Signed-off-by: Yan, Zheng <zyan@redhat.com>
This commit is contained in:
Yan, Zheng 2015-01-19 13:12:24 +08:00 committed by Ilya Dryomov
parent a6a5ce4f0d
commit 2f92b3d0a9
1 changed files with 15 additions and 14 deletions
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29
fs/ceph/inode.c
View File

@ -840,30 +840,31 @@ static int fill_inode(struct inode *inode, struct page *locked_page,
ceph_vinop(inode), inode->i_mode);
}
/* set dir completion flag? */
if (S_ISDIR(inode->i_mode) &&
ci->i_files == 0 && ci->i_subdirs == 0 &&
ceph_snap(inode) == CEPH_NOSNAP &&
(le32_to_cpu(info->cap.caps) & CEPH_CAP_FILE_SHARED) &&
(issued & CEPH_CAP_FILE_EXCL) == 0 &&
!__ceph_dir_is_complete(ci)) {
dout(" marking %p complete (empty)\n", inode);
__ceph_dir_set_complete(ci, atomic_read(&ci->i_release_count),
ci->i_ordered_count);
}
/* were we issued a capability? */
if (info->cap.caps) {
if (ceph_snap(inode) == CEPH_NOSNAP) {
unsigned caps = le32_to_cpu(info->cap.caps);
ceph_add_cap(inode, session,
le64_to_cpu(info->cap.cap_id),
cap_fmode,
le32_to_cpu(info->cap.caps),
cap_fmode, caps,
le32_to_cpu(info->cap.wanted),
le32_to_cpu(info->cap.seq),
le32_to_cpu(info->cap.mseq),
le64_to_cpu(info->cap.realm),
info->cap.flags, &new_cap);
/* set dir completion flag? */
if (S_ISDIR(inode->i_mode) &&
ci->i_files == 0 && ci->i_subdirs == 0 &&
(caps & CEPH_CAP_FILE_SHARED) &&
(issued & CEPH_CAP_FILE_EXCL) == 0 &&
!__ceph_dir_is_complete(ci)) {
dout(" marking %p complete (empty)\n", inode);
__ceph_dir_set_complete(ci,
atomic_read(&ci->i_release_count),
ci->i_ordered_count);
}
wake = true;
} else {
dout(" %p got snap_caps %s\n", inode,