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authorSteven Whitehouse <swhiteho@redhat.com>2007-10-15 16:29:05 +0100
committerSteven Whitehouse <swhiteho@redhat.com>2008-01-25 08:07:16 +0000
commitf91a0d3e24e4b0198be5fae20d45a35c40d1efce (patch)
treecda8095f9befd25cbfaf5f63a4c8ca26870d45ca /fs/gfs2/main.c
parent3cc3f710ce0effe397b830826a1a081fa81f11c7 (diff)
[GFS2] Remove useless i_cache from inodes
The i_cache was designed to keep references to the indirect blocks used during block mapping so that they didn't have to be looked up continually. The idea failed because there are too many places where the i_cache needs to be freed, and this has in the past been the cause of many bugs. In addition there was no performance benefit being gained since the disk blocks in question were cached anyway. So this patch removes it in order to simplify the code to prepare for other changes which would otherwise have had to add further support for this feature. Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/gfs2/main.c')
-rw-r--r--fs/gfs2/main.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/fs/gfs2/main.c b/fs/gfs2/main.c
index 7ecfe0d3a49..653fd5a6203 100644
--- a/fs/gfs2/main.c
+++ b/fs/gfs2/main.c
@@ -31,7 +31,6 @@ static void gfs2_init_inode_once(struct kmem_cache *cachep, void *foo)
inode_init_once(&ip->i_inode);
spin_lock_init(&ip->i_spin);
init_rwsem(&ip->i_rw_mutex);
- memset(ip->i_cache, 0, sizeof(ip->i_cache));
}
static void gfs2_init_glock_once(struct kmem_cache *cachep, void *foo)