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authorMartin K. Petersen <martin.petersen@oracle.com>2011-03-08 08:28:01 +0100
committerJens Axboe <jaxboe@fusionio.com>2011-03-08 08:28:01 +0100
commitdf677140281beb608f6748c341af7612f7bfe7a0 (patch)
treedb977b703e36487ce956cc120bb021565810734f
parentde701c74a34005e637e1ca2634fbf28fd1debba2 (diff)
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block: biovec_slab vs. CONFIG_BLK_DEV_INTEGRITY
The block integrity subsystem no longer uses the bio_vec slabs so this code can safely be compiled in. Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
-rw-r--r--fs/bio.c4
-rw-r--r--include/linux/bio.h1
2 files changed, 1 insertions, 4 deletions
diff --git a/fs/bio.c b/fs/bio.c
index 4bd454f..5694b75 100644
--- a/fs/bio.c
+++ b/fs/bio.c
@@ -43,7 +43,7 @@ static mempool_t *bio_split_pool __read_mostly;
* unsigned short
*/
#define BV(x) { .nr_vecs = x, .name = "biovec-"__stringify(x) }
-struct biovec_slab bvec_slabs[BIOVEC_NR_POOLS] __read_mostly = {
+static struct biovec_slab bvec_slabs[BIOVEC_NR_POOLS] __read_mostly = {
BV(1), BV(4), BV(16), BV(64), BV(128), BV(BIO_MAX_PAGES),
};
#undef BV
@@ -1656,12 +1656,10 @@ static void __init biovec_init_slabs(void)
int size;
struct biovec_slab *bvs = bvec_slabs + i;
-#ifndef CONFIG_BLK_DEV_INTEGRITY
if (bvs->nr_vecs <= BIO_INLINE_VECS) {
bvs->slab = NULL;
continue;
}
-#endif
size = bvs->nr_vecs * sizeof(struct bio_vec);
bvs->slab = kmem_cache_create(bvs->name, size, 0,
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 35dcdb3..ce33e68 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -304,7 +304,6 @@ struct biovec_slab {
};
extern struct bio_set *fs_bio_set;
-extern struct biovec_slab bvec_slabs[BIOVEC_NR_POOLS] __read_mostly;
/*
* a small number of entries is fine, not going to be performance critical.