[PATCH] Use mempool_alloc/free_slab

From: Brian Gerst (bgerst@didntduck.org)
Date: Fri Feb 21 2003 - 18:20:08 EST


Convert fs/bio.c and fs/jfs/jfs_metapage.c to use the mempool_alloc_slab
and mempool_free_slab helper functions.

--
				Brian Gerst

diff -urN linux-2.5.62-bk6/fs/bio.c linux/fs/bio.c --- linux-2.5.62-bk6/fs/bio.c 2003-01-13 16:20:57.000000000 -0500 +++ linux/fs/bio.c 2003-02-21 08:48:11.000000000 -0500 @@ -52,16 +52,6 @@ }; #undef BV -static void *slab_pool_alloc(int gfp_mask, void *data) -{ - return kmem_cache_alloc(data, gfp_mask); -} - -static void slab_pool_free(void *ptr, void *data) -{ - kmem_cache_free(data, ptr); -} - static inline struct bio_vec *bvec_alloc(int gfp_mask, int nr, unsigned long *idx) { struct biovec_pool *bp; @@ -749,8 +739,8 @@ if (i >= scale) pool_entries >>= 1; - bp->pool = mempool_create(pool_entries, slab_pool_alloc, - slab_pool_free, bp->slab); + bp->pool = mempool_create(pool_entries, mempool_alloc_slab, + mempool_free_slab, bp->slab); if (!bp->pool) panic("biovec: can't init mempool\n"); @@ -766,7 +756,7 @@ SLAB_HWCACHE_ALIGN, NULL, NULL); if (!bio_slab) panic("bio: can't create slab cache\n"); - bio_pool = mempool_create(BIO_POOL_SIZE, slab_pool_alloc, slab_pool_free, bio_slab); + bio_pool = mempool_create(BIO_POOL_SIZE, mempool_alloc_slab, mempool_free_slab, bio_slab); if (!bio_pool) panic("bio: can't create mempool\n"); diff -urN linux-2.5.62-bk6/fs/jfs/jfs_metapage.c linux/fs/jfs/jfs_metapage.c --- linux-2.5.62-bk6/fs/jfs/jfs_metapage.c 2003-02-10 14:22:17.000000000 -0500 +++ linux/fs/jfs/jfs_metapage.c 2003-02-21 08:48:11.000000000 -0500 @@ -120,15 +120,6 @@ mempool_free(mp, metapage_mempool); } -static void *mp_mempool_alloc(int gfp_mask, void *pool_data) -{ - return kmem_cache_alloc(metapage_cache, gfp_mask); -} -static void mp_mempool_free(void *element, void *pool_data) -{ - return kmem_cache_free(metapage_cache, element); -} - int __init metapage_init(void) { /* @@ -139,8 +130,8 @@ if (metapage_cache == NULL) return -ENOMEM; - metapage_mempool = mempool_create(METAPOOL_MIN_PAGES, mp_mempool_alloc, - mp_mempool_free, NULL); + metapage_mempool = mempool_create(METAPOOL_MIN_PAGES, mempool_alloc_slab, + mempool_free_slab, metapage_cache); if (metapage_mempool == NULL) { kmem_cache_destroy(metapage_cache);

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