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| author | Sage Weil <sage@newdream.net> | 2010-05-27 10:40:43 -0700 |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2010-08-01 20:11:39 -0700 |
| commit | 2962507ca204f886967e1a089d9bec206d427c22 (patch) | |
| tree | e9cec16b13ad1d8e41c288658e62fb3bf1c66859 /fs/ceph/addr.c | |
| parent | 33caad324b88f75f42d836735d86feaafb3b40cf (diff) | |
| download | blackbird-op-linux-2962507ca204f886967e1a089d9bec206d427c22.tar.gz blackbird-op-linux-2962507ca204f886967e1a089d9bec206d427c22.zip | |
ceph: perform lazy reads when file mode and caps permit
If the file mode is marked as "lazy," perform cached/buffered reads when
the caps permit it. Adjust the rdcache_gen and invalidation logic
accordingly so that we manage our cache based on the FILE_CACHE -or-
FILE_LAZYIO cap bits.
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph/addr.c')
| -rw-r--r-- | fs/ceph/addr.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c index d9c60b84949a..e00797eed29c 100644 --- a/fs/ceph/addr.c +++ b/fs/ceph/addr.c @@ -552,7 +552,7 @@ static void writepages_finish(struct ceph_osd_request *req, * page truncation thread, possibly losing some data that * raced its way in */ - if ((issued & CEPH_CAP_FILE_CACHE) == 0) + if ((issued & (CEPH_CAP_FILE_CACHE|CEPH_CAP_FILE_LAZYIO)) == 0) generic_error_remove_page(inode->i_mapping, page); unlock_page(page); |
