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authorAbhijith Das <adas@redhat.com>2009-01-07 16:03:37 -0600
committerSteven Whitehouse <steve@dolmen.chygwyn.com>2009-03-24 11:21:12 +0000
commit0a7ab79c5b5a16035e09b466c9013c8afc3b4bff (patch)
treebb82ea7f936b334b4de184288bc951f1642e9541 /fs/gfs2/main.c
parent2db2aac255c38e75ad17c0b24feb589ccfccc0ae (diff)
downloadop-kernel-dev-0a7ab79c5b5a16035e09b466c9013c8afc3b4bff.zip
op-kernel-dev-0a7ab79c5b5a16035e09b466c9013c8afc3b4bff.tar.gz
GFS2: change gfs2_quota_scan into a shrinker
Deallocation of gfs2_quota_data objects now happens on-demand through a shrinker instead of routinely deallocating through the quotad daemon. Signed-off-by: Abhijith Das <adas@redhat.com> Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/gfs2/main.c')
-rw-r--r--fs/gfs2/main.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/gfs2/main.c b/fs/gfs2/main.c
index 7cacfde..86fe067 100644
--- a/fs/gfs2/main.c
+++ b/fs/gfs2/main.c
@@ -23,6 +23,12 @@
#include "sys.h"
#include "util.h"
#include "glock.h"
+#include "quota.h"
+
+static struct shrinker qd_shrinker = {
+ .shrink = gfs2_shrink_qd_memory,
+ .seeks = DEFAULT_SEEKS,
+};
static void gfs2_init_inode_once(void *foo)
{
@@ -100,6 +106,8 @@ static int __init init_gfs2_fs(void)
if (!gfs2_quotad_cachep)
goto fail;
+ register_shrinker(&qd_shrinker);
+
error = register_filesystem(&gfs2_fs_type);
if (error)
goto fail;
@@ -117,6 +125,7 @@ static int __init init_gfs2_fs(void)
fail_unregister:
unregister_filesystem(&gfs2_fs_type);
fail:
+ unregister_shrinker(&qd_shrinker);
gfs2_glock_exit();
if (gfs2_quotad_cachep)
@@ -145,6 +154,7 @@ fail:
static void __exit exit_gfs2_fs(void)
{
+ unregister_shrinker(&qd_shrinker);
gfs2_glock_exit();
gfs2_unregister_debugfs();
unregister_filesystem(&gfs2_fs_type);
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