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authorYan, Zheng <zyan@redhat.com>2017-01-24 03:02:32 +0100
committerIlya Dryomov <idryomov@gmail.com>2017-02-20 12:16:07 +0100
commit00f06cba53f53f3f7be8ac4f9ba2c2f6a94bca6f (patch)
tree91550b4cbfd922e253687dc7402b5b262a9be35e /fs/ceph/caps.c
parentceph: update readpages osd request according to size of pages (diff)
downloadlinux-00f06cba53f53f3f7be8ac4f9ba2c2f6a94bca6f.tar.xz
linux-00f06cba53f53f3f7be8ac4f9ba2c2f6a94bca6f.zip
ceph: make sure flushing inode in proper session's cap_flushing list
when flushing inode's auth cap changes, we need to move it into the new auth cap session's cap_flushing list Signed-off-by: Yan, Zheng <zyan@redhat.com>
Diffstat (limited to 'fs/ceph/caps.c')
-rw-r--r--fs/ceph/caps.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index d941c48e8bff..ed8c7addce91 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -3410,6 +3410,7 @@ retry:
tcap->implemented |= issued;
if (cap == ci->i_auth_cap)
ci->i_auth_cap = tcap;
+
if (!list_empty(&ci->i_cap_flush_list) &&
ci->i_auth_cap == tcap) {
spin_lock(&mdsc->cap_dirty_lock);
@@ -3423,9 +3424,18 @@ retry:
} else if (tsession) {
/* add placeholder for the export tagert */
int flag = (cap == ci->i_auth_cap) ? CEPH_CAP_FLAG_AUTH : 0;
+ tcap = new_cap;
ceph_add_cap(inode, tsession, t_cap_id, -1, issued, 0,
t_seq - 1, t_mseq, (u64)-1, flag, &new_cap);
+ if (!list_empty(&ci->i_cap_flush_list) &&
+ ci->i_auth_cap == tcap) {
+ spin_lock(&mdsc->cap_dirty_lock);
+ list_move_tail(&ci->i_flushing_item,
+ &tcap->session->s_cap_flushing);
+ spin_unlock(&mdsc->cap_dirty_lock);
+ }
+
__ceph_remove_cap(cap, false);
goto out_unlock;
}