Re: [PATCH] Make MIPS udelay() preempt safe

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Nevermind on this one. I just noticed that the original patch is not
needed.

~Deepak

On Mar 19 2007, at 16:49, Deepak Saxena was caught saying:
> Fix MIPS udelay to make is preempt safe under DEBUG_PREEMPT
> 
> Signed-off-by: Manish Lachwani <mlachwani@xxxxxxxxxx>
> Signed-off-by: Deepak Saxena <dsaxena@xxxxxxxxxx>
> 
> ---
> 
> This needs to go into -rt patch set or directly into the MIPS tree.
> Applies cleanly to 2.6.21-rc4 and 2.6.21-rc3-rt0.
> 
>  include/asm-mips/delay.h |    2 +-
>  1 files changed, 1 insertion(+), 1 deletion(-)
> 
> Index: linux-2.6.18/include/asm-mips/delay.h
> ===================================================================
> --- linux-2.6.18.orig/include/asm-mips/delay.h
> +++ linux-2.6.18/include/asm-mips/delay.h
> @@ -79,7 +79,7 @@ static inline void __udelay(unsigned lon
>  	__delay(usecs);
>  }
>  
> -#define __udelay_val cpu_data[smp_processor_id()].udelay_val
> +#define __udelay_val cpu_data[raw_smp_processor_id()].udelay_val
>  
>  #define udelay(usecs) __udelay((usecs),__udelay_val)
>  
> 
> -- 
> Deepak Saxena - dsaxena@xxxxxxxxxxx - http://www.plexity.net
> 
> In the end, they will not say, "those were dark times,"  they will ask
> "why were their poets silent?" - Bertolt Brecht

-- 
Deepak Saxena - dsaxena@xxxxxxxxxxx - http://www.plexity.net

In the end, they will not say, "those were dark times,"  they will ask
"why were their poets silent?" - Bertolt Brecht


[Index of Archives]     [Linux MIPS Home]     [LKML Archive]     [Linux ARM Kernel]     [Linux ARM]     [Linux]     [Git]     [Yosemite News]     [Linux SCSI]     [Linux Hams]

  Powered by Linux