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| author | Ingo Molnar <mingo@elte.hu> | 2009-01-06 09:53:05 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-01-06 09:53:05 +0100 |
| commit | 3d7a96f5a485b7d06c2379f343d7312af89ec9e2 (patch) | |
| tree | 5f097f68eb0f9fd3fa4a10f38672e300e9127b10 /fs/file_table.c | |
| parent | 723cbe0775514853c22dc45005af59c360916af1 (diff) | |
| parent | 238c6d54830c624f34ac9cf123ac04aebfca5013 (diff) | |
| download | op-kernel-dev-3d7a96f5a485b7d06c2379f343d7312af89ec9e2.zip op-kernel-dev-3d7a96f5a485b7d06c2379f343d7312af89ec9e2.tar.gz | |
Merge branch 'linus' into tracing/kmemtrace2
Diffstat (limited to 'fs/file_table.c')
| -rw-r--r-- | fs/file_table.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/fs/file_table.c b/fs/file_table.c index 0fbcacc..bbeeac6 100644 --- a/fs/file_table.c +++ b/fs/file_table.c @@ -32,6 +32,9 @@ struct files_stat_struct files_stat = { /* public. Not pretty! */ __cacheline_aligned_in_smp DEFINE_SPINLOCK(files_lock); +/* SLAB cache for file structures */ +static struct kmem_cache *filp_cachep __read_mostly; + static struct percpu_counter nr_files __cacheline_aligned_in_smp; static inline void file_free_rcu(struct rcu_head *head) @@ -397,7 +400,12 @@ too_bad: void __init files_init(unsigned long mempages) { int n; - /* One file with associated inode and dcache is very roughly 1K. + + filp_cachep = kmem_cache_create("filp", sizeof(struct file), 0, + SLAB_HWCACHE_ALIGN | SLAB_PANIC, NULL); + + /* + * One file with associated inode and dcache is very roughly 1K. * Per default don't use more than 10% of our memory for files. */ |
