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authorMingming Cao <cmm@us.ibm.com>2008-01-28 23:58:27 -0500
committerTheodore Ts'o <tytso@mit.edu>2008-01-28 23:58:27 -0500
commit77160957e29e9413f7420e85fca37a47d4ffac7f (patch)
treed7930fbe9129dcadcda2941fd38a27692b6870ba /fs
parent7b7510662f4d05ddcc45d435769860e73e6aa20e (diff)
downloadlinux-77160957e29e9413f7420e85fca37a47d4ffac7f.tar.gz
jbd2: Mark jbd2 slabs as SLAB_TEMPORARY
This patch marks slab allocations by jbd2 as short-lived in support of Mel Gorman's "Group short-lived and reclaimable kernel allocations" patch. (Ported from similar changes made to fs/jbd/journal.c and fs/jbd/revoke.c in Mel's patch.) Cc: Mel Gorman <mel@csn.ul.ie> Cc: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Mingming Cao <cmm@us.ibm.com> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs')
-rw-r--r--fs/jbd2/journal.c4
-rw-r--r--fs/jbd2/revoke.c6
2 files changed, 6 insertions, 4 deletions
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index 59ba2494dca..96ba846992e 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -1973,7 +1973,7 @@ static int journal_init_jbd2_journal_head_cache(void)
jbd2_journal_head_cache = kmem_cache_create("jbd2_journal_head",
sizeof(struct journal_head),
0, /* offset */
- 0, /* flags */
+ SLAB_TEMPORARY, /* flags */
NULL); /* ctor */
retval = 0;
if (jbd2_journal_head_cache == 0) {
@@ -2269,7 +2269,7 @@ static int __init journal_init_handle_cache(void)
jbd2_handle_cache = kmem_cache_create("jbd2_journal_handle",
sizeof(handle_t),
0, /* offset */
- 0, /* flags */
+ SLAB_TEMPORARY, /* flags */
NULL); /* ctor */
if (jbd2_handle_cache == NULL) {
printk(KERN_EMERG "JBD: failed to create handle cache\n");
diff --git a/fs/jbd2/revoke.c b/fs/jbd2/revoke.c
index 3595fd432d5..df36f42e19e 100644
--- a/fs/jbd2/revoke.c
+++ b/fs/jbd2/revoke.c
@@ -171,13 +171,15 @@ int __init jbd2_journal_init_revoke_caches(void)
{
jbd2_revoke_record_cache = kmem_cache_create("jbd2_revoke_record",
sizeof(struct jbd2_revoke_record_s),
- 0, SLAB_HWCACHE_ALIGN, NULL);
+ 0,
+ SLAB_HWCACHE_ALIGN|SLAB_TEMPORARY,
+ NULL);
if (jbd2_revoke_record_cache == 0)
return -ENOMEM;
jbd2_revoke_table_cache = kmem_cache_create("jbd2_revoke_table",
sizeof(struct jbd2_revoke_table_s),
- 0, 0, NULL);
+ 0, SLAB_TEMPORARY, NULL);
if (jbd2_revoke_table_cache == 0) {
kmem_cache_destroy(jbd2_revoke_record_cache);
jbd2_revoke_record_cache = NULL;