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authorXiubo Li <xiubli@redhat.com>2022-08-05 12:33:03 +0800
committerIlya Dryomov <idryomov@gmail.com>2022-10-04 19:18:08 +0200
commitf791357330b0043ec953ce122ab7519af4b9d24a (patch)
tree6e5cdbfb80a4d81d7aa21e69837d5abb71919e0b /fs/ceph/caps.c
parentda4ab869e37cf81f93333ba74b16e0ea6d322e15 (diff)
ceph: wake up the waiters if any new caps comes
When new caps comes we need to wake up the waiters and also when revoking the caps, there also could be new caps comes. Link: https://tracker.ceph.com/issues/54044 Signed-off-by: Xiubo Li <xiubli@redhat.com> Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/ceph/caps.c')
-rw-r--r--fs/ceph/caps.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 53cfe026b3ea..0ddd91eadbce 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -754,6 +754,7 @@ void ceph_add_cap(struct inode *inode,
cap->issue_seq = seq;
cap->mseq = mseq;
cap->cap_gen = gen;
+ wake_up_all(&ci->i_cap_wq);
}
/*
@@ -3550,6 +3551,9 @@ static void handle_cap_grant(struct inode *inode,
check_caps = 1; /* check auth cap only */
else
check_caps = 2; /* check all caps */
+ /* If there is new caps, try to wake up the waiters */
+ if (~cap->issued & newcaps)
+ wake = true;
cap->issued = newcaps;
cap->implemented |= newcaps;
} else if (cap->issued == newcaps) {