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Commit 594fe1a0 authored by Johannes Weiner's avatar Johannes Weiner Committed by Linus Torvalds
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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: default avatarJohannes Weiner <hannes@cmpxchg.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent dcd4a049

mm/bootmem.c

+4 −4
Original line number Diff line number Diff line
@@ -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;