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Remove zio_alloc_arena

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We declare zio_alloc_arena using extern, but it does not appear to exist
anywhere in the code. This permits undefined behavior, so lets remove
it.

Signed-off-by: Richard Yao <ryao@gentoo.org>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Issue #1614
This commit is contained in:
Richard Yao 2013-07-07 11:54:51 -04:00 committed by Brian Behlendorf
parent bce45ec9fb
commit 4edbd2f79a
1 changed files with 0 additions and 6 deletions
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6
module/zfs/zio.c
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@ -79,9 +79,6 @@ kmem_cache_t *zio_data_buf_cache[SPA_MAXBLOCKSIZE >> SPA_MINBLOCKSHIFT];
int zio_bulk_flags = 0;
int zio_delay_max = ZIO_DELAY_MAX;
#ifdef _KERNEL
extern vmem_t *zio_alloc_arena;
#endif
extern int zfs_mg_alloc_failures;
/*
@ -151,9 +148,6 @@ zio_init(void)
size_t c;
vmem_t *data_alloc_arena = NULL;
#ifdef _KERNEL
data_alloc_arena = zio_alloc_arena;
#endif
zio_cache = kmem_cache_create("zio_cache", sizeof (zio_t), 0,
zio_cons, zio_dest, NULL, NULL, NULL, KMC_KMEM);
zio_link_cache = kmem_cache_create("zio_link_cache",