Re: OF-related boot crash in 3.3.0-rc3-00188-g3ec1e88

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On Wed, Feb 22, 2012 at 02:36:13AM +0200, Meelis Roos wrote:
> > Meelis, can you please apply the following patch before & after the
> > offending commit, boot with "memblock=debug" added as kernel param and
> > post the boot log?  The patch will generate some offset warnings after
> > the commit but should work fine.
> 
> Before the commit (v3.2-rc3-75-g0ee332c): memblock1.gz (attached)
> After the commit (v3.2-rc3-76-g7bd0b0f): memblock2.gz (attached)

Can you please try the following patch?  If it still fails to boot,
please attach the failing log.  Thank you.

diff --git a/mm/memblock.c b/mm/memblock.c
index 77b5f22..99f2855 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -99,9 +99,6 @@ phys_addr_t __init_memblock memblock_find_in_range_node(phys_addr_t start,
 	phys_addr_t this_start, this_end, cand;
 	u64 i;
 
-	/* align @size to avoid excessive fragmentation on reserved array */
-	size = round_up(size, align);
-
 	/* pump up @end */
 	if (end == MEMBLOCK_ALLOC_ACCESSIBLE)
 		end = memblock.current_limit;
@@ -731,6 +728,9 @@ static phys_addr_t __init memblock_alloc_base_nid(phys_addr_t size,
 {
 	phys_addr_t found;
 
+	/* align @size to avoid excessive fragmentation on reserved array */
+	size = round_up(size, align);
+
 	found = memblock_find_in_range_node(0, max_addr, size, align, nid);
 	if (found && !memblock_reserve(found, size))
 		return found;
--
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