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Date: Tue, 30 Mar 2010 13:12:04 -0500 (CDT) From: Christoph Lameter <cl@...ux-foundation.org> To: "H. Peter Anvin" <hpa@...or.com> cc: Andi Kleen <andi@...stfloor.org>, David Miller <davem@...emloft.net>, netdev@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: Add PGM protocol support to the IP stack On Mon, 29 Mar 2010, H. Peter Anvin wrote: > On 03/22/2010 11:53 AM, Andi Kleen wrote: > > > > There's just no portable atomic64_t. Ok maybe you can use the socket lock > > to synchronize all the counts if they are only per socket. > > > > In 2.6.34 there is (although some arches which could support it natively > don't as of yet... but that's fixable.) See lib/atomic64.c. There are also the 64bit thiscpu operations that were merged in 2.6.33. They do the right thing if the arch does not provide operations. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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