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authorDavid S. Miller <davem@davemloft.net>2011-02-19 19:17:35 -0800
committerDavid S. Miller <davem@davemloft.net>2011-02-19 19:17:35 -0800
commitda935c66bacb3ed9ada984b053297f87c2dff63a (patch)
tree46278da2b312c73f1375b830d7e5912bf23abd78 /fs/ceph/caps.c
parent9435eb1cf0b76b323019cebf8d16762a50a12a19 (diff)
parent2205a6ea93fea76f88b43727fea53f3ce3790d6f (diff)
downloadop-kernel-dev-da935c66bacb3ed9ada984b053297f87c2dff63a.zip
op-kernel-dev-da935c66bacb3ed9ada984b053297f87c2dff63a.tar.gz
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: Documentation/feature-removal-schedule.txt drivers/net/e1000e/netdev.c net/xfrm/xfrm_policy.c
Diffstat (limited to 'fs/ceph/caps.c')
-rw-r--r--fs/ceph/caps.c43
1 files changed, 37 insertions, 6 deletions
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 60d27bc..6b61ded 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)) {
@@ -1658,6 +1659,8 @@ ack:
if (cap == ci->i_auth_cap && ci->i_dirty_caps)
flushing = __mark_caps_flushing(inode, session);
+ else
+ flushing = 0;
mds = cap->mds; /* remember mds, so we don't repeat */
sent++;
@@ -1940,6 +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
@@ -2687,7 +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 */
@@ -2785,8 +2817,7 @@ void ceph_handle_caps(struct ceph_mds_session *session,
case CEPH_CAP_OP_IMPORT:
handle_cap_import(mdsc, inode, h, session,
snaptrace, snaptrace_len);
- ceph_check_caps(ceph_inode(inode), CHECK_CAPS_NODELAY,
- session);
+ ceph_check_caps(ceph_inode(inode), 0, session);
goto done_unlocked;
}
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