Re: [RFT] [SPARC] Emulate cmpxchg like parisc

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

 



From: Martin Habets <errandir_news@xxxxxxxxxxxxxxxxx>
Date: Mon, 28 May 2007 01:07:46 +0100

> On Sat, May 26, 2007 at 03:59:21PM -0700, David Miller wrote:
> > Alternatively we can have a KCONFIG variable with reversed
> > logic, like "EMULATED_CMPXCHG" which only the atomically
> > challenged platforms need to set.
> 
> Like this idea, but if we're not going to build DRM I see no
> point adding the cmpxchg emulation to sparc32. Maybe "NOARCH_CMPXCHG"
> would be better?

It is likely that we are going to have generic users of cmpxchg() in
the kernel in the future (I think the -rt patch set has some which are
hard to get rid of) at which point we'd probably put the emulated
cmpxchg() in there anyways.

-
To unsubscribe from this list: send the line "unsubscribe sparclinux" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Kernel Development]     [DCCP]     [Linux ARM Development]     [Linux]     [Photo]     [Yosemite Help]     [Linux ARM Kernel]     [Linux SCSI]     [Linux x86_64]     [Linux Hams]

  Powered by Linux