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authorLinus Torvalds <torvalds@linux-foundation.org>2009-11-30 13:33:48 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-11-30 13:33:48 -0800
commit6e80133f7f247f313da1638af4ce30f2bac303cc (patch)
tree318afcc1c1c434135849cef50e3d89be505ad011 /fs/fscache/proc.c
parente3a41d7b99e7f97d9a50bec2a8f4eb237ce1d504 (diff)
parent4fa9f4ede88b4e2ff135b6e5717499d734508c62 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-2.6-fscache
* git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-2.6-fscache: (31 commits) FS-Cache: Provide nop fscache_stat_d() if CONFIG_FSCACHE_STATS=n SLOW_WORK: Fix GFS2 to #include <linux/module.h> before using THIS_MODULE SLOW_WORK: Fix CIFS to pass THIS_MODULE to slow_work_register_user() CacheFiles: Don't log lookup/create failing with ENOBUFS CacheFiles: Catch an overly long wait for an old active object CacheFiles: Better showing of debugging information in active object problems CacheFiles: Mark parent directory locks as I_MUTEX_PARENT to keep lockdep happy CacheFiles: Handle truncate unlocking the page we're reading CacheFiles: Don't write a full page if there's only a partial page to cache FS-Cache: Actually requeue an object when requested FS-Cache: Start processing an object's operations on that object's death FS-Cache: Make sure FSCACHE_COOKIE_LOOKING_UP cleared on lookup failure FS-Cache: Add a retirement stat counter FS-Cache: Handle pages pending storage that get evicted under OOM conditions FS-Cache: Handle read request vs lookup, creation or other cache failure FS-Cache: Don't delete pending pages from the page-store tracking tree FS-Cache: Fix lock misorder in fscache_write_op() FS-Cache: The object-available state can't rely on the cookie to be available FS-Cache: Permit cache retrieval ops to be interrupted in the initial wait phase FS-Cache: Use radix tree preload correctly in tracking of pages to be stored ...
Diffstat (limited to 'fs/fscache/proc.c')
-rw-r--r--fs/fscache/proc.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/fs/fscache/proc.c b/fs/fscache/proc.c
index beeab44bc31..1d9e4951a59 100644
--- a/fs/fscache/proc.c
+++ b/fs/fscache/proc.c
@@ -37,10 +37,20 @@ int __init fscache_proc_init(void)
goto error_histogram;
#endif
+#ifdef CONFIG_FSCACHE_OBJECT_LIST
+ if (!proc_create("fs/fscache/objects", S_IFREG | 0444, NULL,
+ &fscache_objlist_fops))
+ goto error_objects;
+#endif
+
_leave(" = 0");
return 0;
+#ifdef CONFIG_FSCACHE_OBJECT_LIST
+error_objects:
+#endif
#ifdef CONFIG_FSCACHE_HISTOGRAM
+ remove_proc_entry("fs/fscache/histogram", NULL);
error_histogram:
#endif
#ifdef CONFIG_FSCACHE_STATS
@@ -58,6 +68,9 @@ error_dir:
*/
void fscache_proc_cleanup(void)
{
+#ifdef CONFIG_FSCACHE_OBJECT_LIST
+ remove_proc_entry("fs/fscache/objects", NULL);
+#endif
#ifdef CONFIG_FSCACHE_HISTOGRAM
remove_proc_entry("fs/fscache/histogram", NULL);
#endif