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* [PATCH] x86: OLPC: have prom_early_alloc BUG rather than return NULL
@ 2011-02-25  4:06 Andres Salomon
  2011-02-25  6:20 ` Grant Likely
  0 siblings, 1 reply; 2+ messages in thread
From: Andres Salomon @ 2011-02-25  4:06 UTC (permalink / raw)
  To: Thomas Gleixner
  Cc: Ingo Molnar, H. Peter Anvin, x86, linux-kernel, Grant Likely,
	devicetree-discuss


..similar to what sparc's prom_early_alloc does.

Signed-off-by: Andres Salomon <dilinger@queued.net>
---
 arch/x86/platform/olpc/olpc_dt.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/arch/x86/platform/olpc/olpc_dt.c b/arch/x86/platform/olpc/olpc_dt.c
index dab8746..044bda5 100644
--- a/arch/x86/platform/olpc/olpc_dt.c
+++ b/arch/x86/platform/olpc/olpc_dt.c
@@ -140,8 +140,7 @@ void * __init prom_early_alloc(unsigned long size)
 		 * wasted bootmem) and hand off chunks of it to callers.
 		 */
 		res = alloc_bootmem(chunk_size);
-		if (!res)
-			return NULL;
+		BUG_ON(!res);
 		prom_early_allocated += chunk_size;
 		memset(res, 0, chunk_size);
 		free_mem = chunk_size;
-- 
1.7.2.3


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] x86: OLPC: have prom_early_alloc BUG rather than return NULL
  2011-02-25  4:06 [PATCH] x86: OLPC: have prom_early_alloc BUG rather than return NULL Andres Salomon
@ 2011-02-25  6:20 ` Grant Likely
  0 siblings, 0 replies; 2+ messages in thread
From: Grant Likely @ 2011-02-25  6:20 UTC (permalink / raw)
  To: Andres Salomon
  Cc: Thomas Gleixner, Ingo Molnar, H. Peter Anvin, x86, linux-kernel,
	devicetree-discuss

On Thu, Feb 24, 2011 at 9:06 PM, Andres Salomon <dilinger@queued.net> wrote:
>
> ..similar to what sparc's prom_early_alloc does.
>
> Signed-off-by: Andres Salomon <dilinger@queued.net>

What the hey, I've picked this up since it makes the other patch
simpler.  I'll push the two patches to linux-next tomorrow and ask
Linus to pull in a few days.

g.

> ---
>  arch/x86/platform/olpc/olpc_dt.c |    3 +--
>  1 files changed, 1 insertions(+), 2 deletions(-)
>
> diff --git a/arch/x86/platform/olpc/olpc_dt.c b/arch/x86/platform/olpc/olpc_dt.c
> index dab8746..044bda5 100644
> --- a/arch/x86/platform/olpc/olpc_dt.c
> +++ b/arch/x86/platform/olpc/olpc_dt.c
> @@ -140,8 +140,7 @@ void * __init prom_early_alloc(unsigned long size)
>                 * wasted bootmem) and hand off chunks of it to callers.
>                 */
>                res = alloc_bootmem(chunk_size);
> -               if (!res)
> -                       return NULL;
> +               BUG_ON(!res);
>                prom_early_allocated += chunk_size;
>                memset(res, 0, chunk_size);
>                free_mem = chunk_size;
> --
> 1.7.2.3
>
>



-- 
Grant Likely, B.Sc., P.Eng.
Secret Lab Technologies Ltd.

^ permalink raw reply	[flat|nested] 2+ messages in thread

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