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-rw-r--r--fs/ceph/caps.c38
1 files changed, 34 insertions, 4 deletions
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index f654c7e933a..7def3f5903d 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -1560,9 +1560,10 @@ retry_locked:
/* NOTE: no side-effects allowed, until we take s_mutex */
revoking = cap->implemented & ~cap->issued;
- if (revoking)
- dout(" mds%d revoking %s\n", cap->mds,
- ceph_cap_string(revoking));
+ dout(" mds%d cap %p issued %s implemented %s revoking %s\n",
+ cap->mds, cap, ceph_cap_string(cap->issued),
+ ceph_cap_string(cap->implemented),
+ ceph_cap_string(revoking));
if (cap == ci->i_auth_cap &&
(cap->issued & CEPH_CAP_FILE_WR)) {
@@ -1942,6 +1943,35 @@ void ceph_kick_flushing_caps(struct ceph_mds_client *mdsc,
}
}
+static void kick_flushing_inode_caps(struct ceph_mds_client *mdsc,
+ struct ceph_mds_session *session,
+ struct inode *inode)
+{
+ struct ceph_inode_info *ci = ceph_inode(inode);
+ struct ceph_cap *cap;
+ int delayed = 0;
+
+ spin_lock(&inode->i_lock);
+ cap = ci->i_auth_cap;
+ dout("kick_flushing_inode_caps %p flushing %s flush_seq %lld\n", inode,
+ ceph_cap_string(ci->i_flushing_caps), ci->i_cap_flush_seq);
+ __ceph_flush_snaps(ci, &session, 1);
+ if (ci->i_flushing_caps) {
+ delayed = __send_cap(mdsc, cap, CEPH_CAP_OP_FLUSH,
+ __ceph_caps_used(ci),
+ __ceph_caps_wanted(ci),
+ cap->issued | cap->implemented,
+ ci->i_flushing_caps, NULL);
+ if (delayed) {
+ spin_lock(&inode->i_lock);
+ __cap_delay_requeue(mdsc, ci);
+ spin_unlock(&inode->i_lock);
+ }
+ } else {
+ spin_unlock(&inode->i_lock);
+ }
+}
+
/*
* Take references to capabilities we hold, so that we don't release
@@ -2689,7 +2719,7 @@ static void handle_cap_import(struct ceph_mds_client *mdsc,
ceph_add_cap(inode, session, cap_id, -1,
issued, wanted, seq, mseq, realmino, CEPH_CAP_FLAG_AUTH,
NULL /* no caps context */);
- try_flush_caps(inode, session, NULL);
+ kick_flushing_inode_caps(mdsc, session, inode);
up_read(&mdsc->snap_rwsem);
/* make sure we re-request max_size, if necessary */