Re: [patch] mm: fix PageUptodate data race

2008-01-31 Thread Hugh Dickins
On Thu, 31 Jan 2008, Nick Piggin wrote: > Sorry, way behind on email here. I'll get through it slowly... You're certainly not the only one, and certainly not the worst offender. > On Sat, Jan 26, 2008 at 10:03:56PM -0800, Andrew Morton wrote: > > > > So... it's two patches in one. > > I guess

Re: [patch] mm: fix PageUptodate data race

2008-01-31 Thread Nick Piggin
Sorry, way behind on email here. I'll get through it slowly... On Sat, Jan 26, 2008 at 10:03:56PM -0800, Andrew Morton wrote: > > On Tue, 22 Jan 2008 05:01:14 +0100 Nick Piggin <[EMAIL PROTECTED]> wrote: > > > > After running SetPageUptodate, preceeding stores to the page contents to > > actually

Re: [patch] mm: fix PageUptodate data race

2008-01-26 Thread Andrew Morton
> On Tue, 22 Jan 2008 05:01:14 +0100 Nick Piggin <[EMAIL PROTECTED]> wrote: > > After running SetPageUptodate, preceeding stores to the page contents to > actually bring it uptodate may not be ordered with the store to set the page > uptodate. > > Therefore, another CPU which checks PageUptodate