Messages in this thread Patch in this message | | | Date | Thu, 25 Oct 2007 10:03:28 -0500 | From | "Ram Gupta" <> | Subject | [PATCH]fs: Fix to correct the mbcache entries counter |
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This patch fixes the c_entry_count counter of the mbcache. Currently it increments the counter first & allocate the cache entry later. In case of failure to allocate the entry due to insufficient memory this counter is still left incremented. This patch fixes this anomaly.
Signed-off-by: Ram Gupta <ram.gupta5@gmail.com> --------------- --- linux-2.6.23.1/fs/mbcache.c.orig 2007-10-25 09:19:28.000000000 -0500 +++ linux-2.6.23.1/fs/mbcache.c 2007-10-25 09:19:59.000000000 -0500 @@ -403,9 +403,9 @@ mb_cache_entry_alloc(struct mb_cache *ca { struct mb_cache_entry *ce;
- atomic_inc(&cache->c_entry_count); ce = kmem_cache_alloc(cache->c_entry_cache, GFP_KERNEL); if (ce) { + atomic_inc(&cache->c_entry_count); INIT_LIST_HEAD(&ce->e_lru_list); INIT_LIST_HEAD(&ce->e_block_list); ce->e_cache = cache; Thanks Ram Gupta - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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