* [PATCH] Fix potential SPARSEMEM bug
@ 2007-03-20 15:56 Atsushi Nemoto
2007-03-20 16:24 ` Ralf Baechle
0 siblings, 1 reply; 2+ messages in thread
From: Atsushi Nemoto @ 2007-03-20 15:56 UTC (permalink / raw)
To: linux-mips; +Cc: ralf
The first pfn of zones should be min_low_pfn, not 0.
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
---
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index f08ae71..25abe91 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -377,7 +377,7 @@ void __init paging_init(void)
#ifdef CONFIG_FLATMEM
free_area_init(zones_size);
#else
- pfn = 0;
+ pfn = min_low_pfn;
for (i = 0; i < MAX_NR_ZONES; i++)
for (j = 0; j < zones_size[i]; j++, pfn++)
if (!page_is_ram(pfn))
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] Fix potential SPARSEMEM bug
2007-03-20 15:56 [PATCH] Fix potential SPARSEMEM bug Atsushi Nemoto
@ 2007-03-20 16:24 ` Ralf Baechle
0 siblings, 0 replies; 2+ messages in thread
From: Ralf Baechle @ 2007-03-20 16:24 UTC (permalink / raw)
To: Atsushi Nemoto; +Cc: linux-mips
On Wed, Mar 21, 2007 at 12:56:28AM +0900, Atsushi Nemoto wrote:
> The first pfn of zones should be min_low_pfn, not 0.
This one indeed looks like it will strike on some configs. Applied.
Thanks,
Ralf
^ permalink raw reply [flat|nested] 2+ messages in thread
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