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authorDave Airlie <airlied@redhat.com>2010-08-02 10:05:18 +1000
committerDave Airlie <airlied@redhat.com>2010-08-02 10:05:24 +1000
commitd656ae53f64cb0f01dac8a02c4d31453d64ef97c (patch)
treecf641d4e5828b8f7c430b42657237c5daf9571fd /fs/ocfs2/localalloc.c
parent167ffc44caaee68ea60dadf6931a4d195a4ed1f0 (diff)
parentb37fa16e78d6f9790462b3181602a26b5af36260 (diff)
Merge tag 'v2.6.35-rc6' into drm-radeon-next
Need this to avoid conflicts with future radeon fixes
Diffstat (limited to 'fs/ocfs2/localalloc.c')
-rw-r--r--fs/ocfs2/localalloc.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/ocfs2/localalloc.c b/fs/ocfs2/localalloc.c
index 3d7419682dc06..ec6adbf8f5515 100644
--- a/fs/ocfs2/localalloc.c
+++ b/fs/ocfs2/localalloc.c
@@ -118,6 +118,7 @@ unsigned int ocfs2_la_default_mb(struct ocfs2_super *osb)
{
unsigned int la_mb;
unsigned int gd_mb;
+ unsigned int la_max_mb;
unsigned int megs_per_slot;
struct super_block *sb = osb->sb;
@@ -182,6 +183,12 @@ unsigned int ocfs2_la_default_mb(struct ocfs2_super *osb)
if (megs_per_slot < la_mb)
la_mb = megs_per_slot;
+ /* We can't store more bits than we can in a block. */
+ la_max_mb = ocfs2_clusters_to_megabytes(osb->sb,
+ ocfs2_local_alloc_size(sb) * 8);
+ if (la_mb > la_max_mb)
+ la_mb = la_max_mb;
+
return la_mb;
}