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ceph: do not retain caps that are being revoked 

Never retain caps in __send_cap() that are being revoked.

Signed-off-by: Sage Weil <sage@newdream.net>
This commit is contained in:
Sage Weil 2010-02-09 13:41:47 -08:00
parent cbd0363591
commit 68c283236a
1 changed files with 6 additions and 4 deletions
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10
fs/ceph/caps.c
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@ -1042,10 +1042,7 @@ static int __send_cap(struct ceph_mds_client *mdsc, struct ceph_cap *cap,
struct ceph_inode_info *ci = cap->ci;
struct inode *inode = &ci->vfs_inode;
u64 cap_id = cap->cap_id;
int held = cap->issued | cap->implemented;
int revoking = cap->implemented & ~cap->issued;
int dropping = cap->issued & ~retain;
int keep;
int held, revoking, dropping, keep;
u64 seq, issue_seq, mseq, time_warp_seq, follows;
u64 size, max_size;
struct timespec mtime, atime;
@ -1060,6 +1057,11 @@ static int __send_cap(struct ceph_mds_client *mdsc, struct ceph_cap *cap,
int i;
int ret;
held = cap->issued | cap->implemented;
revoking = cap->implemented & ~cap->issued;
retain &= ~revoking;
dropping = cap->issued & ~retain;
dout("__send_cap %p cap %p session %p %s -> %s (revoking %s)\n",
inode, cap, cap->session,
ceph_cap_string(held), ceph_cap_string(held & retain),