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slub: Dont define useless label in the !CONFIG_CMPXCHG_LOCAL case 

The redo label needs #ifdeffery. Fixes the following problem introduced by
commit 8a5ec0ba42 ("Lockless (and preemptless) fastpaths for slub"):

  mm/slub.c: In function 'slab_free':
  mm/slub.c:2124: warning: label 'redo' defined but not used

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>
hifive-unleashed-5.1
Christoph Lameter 2011-03-15 12:45:21 -05:00 committed by Pekka Enberg
parent 8a5ec0ba42
commit a24c5a0ea9
1 changed files with 3 additions and 1 deletions
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mm/slub.c
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@ -2073,9 +2073,11 @@ static __always_inline void slab_free(struct kmem_cache *s,
#ifndef CONFIG_CMPXCHG_LOCAL
local_irq_save(flags);
#else
redo:
#endif
redo:
/*
* Determine the currently cpus per cpu slab.
* The cpu may change afterward. However that does not matter since