Messages in this thread | | | Date | Wed, 15 Aug 2012 15:55:53 +0100 | From | Will Deacon <> | Subject | Re: [ 20/82] ARM: 7467/1: mutex: use generic xchg-based implementation for ARMv6+ |
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On Wed, Aug 15, 2012 at 03:49:56PM +0100, Greg Kroah-Hartman wrote: > > Will Deacon wrote: > > > The additional patch should also be CC'd to stable and is sitting in -tip > > > somewhere I believe, so it shouldn't be long before it does hit mainline. > > > > > > Without this patch there's a memory-ordering bug (which we seem to have hit > > > once in > 5 years). With the patch there's a mutex lockup issue on SMP systems > > > that I can provoke with enough hackbenching, so you may want to hold off for > > > now. > > Ah, ok, missed that. > > How about I just drop this for now, and when someone (Will?) feels it is > "good enough time to wait", they will resend it to > stable@vger.kernel.org so that we can add it then? Otherwise I'll just > loose it somewhere.
Fine by me. It doesn't conflict with the other patch either, so it won't be a problem if you get that one first.
Will
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