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include/linux/gfp.h: convert BUG_ON() into VM_BUG_ON()

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VM_BUG_ON() if effectively a BUG_ON() undef #ifdef CONFIG_DEBUG_VM.  That
is exactly what we have here now, and two different folks have suggested
doing it this way.

Signed-off-by: Dave Hansen <dave@linux.vnet.ibm.com>
Cc: Christoph Lameter <cl@linux.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Dave Hansen 2011-05-24 17:11:42 -07:00 committed by Linus Torvalds
parent 15fa8f4255
commit 82d4b5779a
1 changed files with 1 additions and 3 deletions
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4
include/linux/gfp.h
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@ -249,9 +249,7 @@ static inline enum zone_type gfp_zone(gfp_t flags)
z = (GFP_ZONE_TABLE >> (bit * ZONES_SHIFT)) &
((1 << ZONES_SHIFT) - 1);
#ifdef CONFIG_DEBUG_VM
BUG_ON((GFP_ZONE_BAD >> bit) & 1);
#endif
VM_BUG_ON((GFP_ZONE_BAD >> bit) & 1);
return z;
}