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| author | Sage Weil <sage@newdream.net> | 2010-09-17 19:38:25 +0400 |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2010-10-21 02:38:15 +0400 |
| commit | 93afd449aa3c0430ef409c13e1cb2b3f0458fc10 (patch) | |
| tree | dd9ab308735c2414260539e33605197a5f90f069 /fs/ceph | |
| parent | 4c32f5dda5ffe23687a55da1538b7cc426710d1a (diff) | |
| download | linux-93afd449aa3c0430ef409c13e1cb2b3f0458fc10.tar.xz | |
ceph: only invalidate on check_caps if we actually have pages
The i_rdcache_gen value only implies we MAY have cached pages; actually
check the mapping to see if it's worth bothering with an invalidate.
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph')
| -rw-r--r-- | fs/ceph/caps.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c index 3cff67cbb9c0..3c03460f48bd 100644 --- a/fs/ceph/caps.c +++ b/fs/ceph/caps.c @@ -1534,7 +1534,7 @@ retry_locked: */ if ((!is_delayed || mdsc->stopping) && ci->i_wrbuffer_ref == 0 && /* no dirty pages... */ - ci->i_rdcache_gen && /* may have cached pages */ + inode->i_data.nrpages && /* have cached pages */ (file_wanted == 0 || /* no open files */ (revoking & (CEPH_CAP_FILE_CACHE| CEPH_CAP_FILE_LAZYIO))) && /* or revoking cache */ |