Re: [PATCH] ASYNC_TX: async_xor mapping fix

2008-12-10 Thread Dan Williams
On Mon, 2008-12-08 at 14:08 -0700, Dan Williams wrote: > On Mon, 2008-12-08 at 12:14 -0700, Yuri Tikhonov wrote: > > The destination address may be present in the source list, so we should > > map the addresses from the source list first. > > Otherwise, if page corresponding to destination is not

Re: [PATCH] ASYNC_TX: async_xor mapping fix

2008-12-08 Thread Dan Williams
On Mon, 2008-12-08 at 12:14 -0700, Yuri Tikhonov wrote: > The destination address may be present in the source list, so we should > map the addresses from the source list first. > Otherwise, if page corresponding to destination is not marked as write- > through (with regards to CPU cache), then ma