From: Sage Weil Date: Fri, 17 Sep 2010 15:38:25 +0000 (-0700) Subject: ceph: only invalidate on check_caps if we actually have pages X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=93afd449aa3c0430ef409c13e1cb2b3f0458fc10;p=GitHub%2FLineageOS%2Fandroid_kernel_samsung_universal7580.git 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 --- diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c index 3cff67cbb9c..3c03460f48b 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 */