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bootmem: print request details before BUG_ON(them)

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Moving the request details print-out before the sanity checks that
might panic() enables us to analyse invalid requests without having
access to the line information of the stack dump.

Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Johannes Weiner 2009-01-06 14:40:32 -08:00 committed by Linus Torvalds
parent dcd4a049b9
commit 594fe1a044
1 changed files with 4 additions and 4 deletions
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8
mm/bootmem.c
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@ -435,6 +435,10 @@ static void * __init alloc_bootmem_core(struct bootmem_data *bdata,
unsigned long fallback = 0;
unsigned long min, max, start, sidx, midx, step;
bdebug("nid=%td size=%lx [%lu pages] align=%lx goal=%lx limit=%lx\n",
bdata - bootmem_node_data, size, PAGE_ALIGN(size) >> PAGE_SHIFT,
align, goal, limit);
BUG_ON(!size);
BUG_ON(align & (align - 1));
BUG_ON(limit && goal + size > limit);
@ -442,10 +446,6 @@ static void * __init alloc_bootmem_core(struct bootmem_data *bdata,
if (!bdata->node_bootmem_map)
return NULL;
bdebug("nid=%td size=%lx [%lu pages] align=%lx goal=%lx limit=%lx\n",
bdata - bootmem_node_data, size, PAGE_ALIGN(size) >> PAGE_SHIFT,
align, goal, limit);
min = bdata->node_min_pfn;
max = bdata->node_low_pfn;