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authorJohannes Weiner <hannes@cmpxchg.org>2009-01-06 17:40:32 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-06 18:59:10 -0500
commit594fe1a044325bb0a1a49ca7d086e3df4f1df59a (patch)
treedb3ed12346af4357d154637baad4fb224fbde639 /mm
parentdcd4a049b9751828c516c59709f3fdf50436df85 (diff)
bootmem: print request details before BUG_ON(them)
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>
Diffstat (limited to 'mm')
-rw-r--r--mm/bootmem.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/mm/bootmem.c b/mm/bootmem.c
index ac5a891f142a..51a0ccf61e0e 100644
--- a/mm/bootmem.c
+++ b/mm/bootmem.c
@@ -435,6 +435,10 @@ static void * __init alloc_bootmem_core(struct bootmem_data *bdata,
435 unsigned long fallback = 0; 435 unsigned long fallback = 0;
436 unsigned long min, max, start, sidx, midx, step; 436 unsigned long min, max, start, sidx, midx, step;
437 437
438 bdebug("nid=%td size=%lx [%lu pages] align=%lx goal=%lx limit=%lx\n",
439 bdata - bootmem_node_data, size, PAGE_ALIGN(size) >> PAGE_SHIFT,
440 align, goal, limit);
441
438 BUG_ON(!size); 442 BUG_ON(!size);
439 BUG_ON(align & (align - 1)); 443 BUG_ON(align & (align - 1));
440 BUG_ON(limit && goal + size > limit); 444 BUG_ON(limit && goal + size > limit);
@@ -442,10 +446,6 @@ static void * __init alloc_bootmem_core(struct bootmem_data *bdata,
442 if (!bdata->node_bootmem_map) 446 if (!bdata->node_bootmem_map)
443 return NULL; 447 return NULL;
444 448
445 bdebug("nid=%td size=%lx [%lu pages] align=%lx goal=%lx limit=%lx\n",
446 bdata - bootmem_node_data, size, PAGE_ALIGN(size) >> PAGE_SHIFT,
447 align, goal, limit);
448
449 min = bdata->node_min_pfn; 449 min = bdata->node_min_pfn;
450 max = bdata->node_low_pfn; 450 max = bdata->node_low_pfn;
451 451