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[PATCH 7/7] powerpc: fix a problematic usage of WARN()

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  [PATCH 7/7] powerpc: fix a problematic usage of WARN() Geliang Tang <geliangtang@163.com> - 2015-11-25 14:20 +0100
    Re: [PATCH 7/7] powerpc: fix a problematic usage of WARN() Michael Ellerman <mpe@ellerman.id.au> - 2015-11-26 06:30 +0100

#1277383 — [PATCH 7/7] powerpc: fix a problematic usage of WARN()

WARN() takes a condition and a format string. The condition was
omitted. So I added it.

Signed-off-by: Geliang Tang <geliangtang@163.com>
---
 arch/powerpc/kernel/setup_64.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 5c03a6a..726a9fb 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -127,7 +127,7 @@ static void setup_tlb_core_data(void)
 		    !mmu_has_feature(MMU_FTR_USE_TLBRSRV) &&
 		    book3e_htw_mode != PPC_HTW_E6500) {
 			/* Should we panic instead? */
-			WARN_ONCE("%s: unsupported MMU configuration -- expect problems\n",
+			WARN_ONCE(1, "%s: unsupported MMU configuration -- expect problems\n",
 				  __func__);
 		}
 	}
-- 
2.5.0


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#1277976

On Wed, 2015-11-25 at 21:12 +0800, Geliang Tang wrote:
> WARN() takes a condition and a format string. The condition was
> omitted. So I added it.
> 
> Signed-off-by: Geliang Tang <geliangtang@163.com>
> ---
>  arch/powerpc/kernel/setup_64.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
> index 5c03a6a..726a9fb 100644
> --- a/arch/powerpc/kernel/setup_64.c
> +++ b/arch/powerpc/kernel/setup_64.c
> @@ -127,7 +127,7 @@ static void setup_tlb_core_data(void)
>  		    !mmu_has_feature(MMU_FTR_USE_TLBRSRV) &&
>  		    book3e_htw_mode != PPC_HTW_E6500) {
>  			/* Should we panic instead? */
> -			WARN_ONCE("%s: unsupported MMU configuration -- expect problems\n",
> +			WARN_ONCE(1, "%s: unsupported MMU configuration -- expect problems\n",
>  				  __func__);
>  		}
>  	}

Oh yuck.

Acked-by: Michael Ellerman <mpe@ellerman.id.au>

cheers

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