Re: [PATCH v7 0/4] arch: Add lightweight memory barriers for coherent memory access

2014-12-11 Thread Alexander Duyck
On 12/11/2014 12:32 PM, David Miller wrote: > From: Alexander Duyck > Date: Wed, 10 Dec 2014 21:28:39 -0800 > >> It occurs to me that I never got a sign off from any of the maintainers >> on getting this pulled in. >> >> Since the merge window is open I was wondering which tree I should make >> su

Re: [PATCH v7 0/4] arch: Add lightweight memory barriers for coherent memory access

2014-12-11 Thread Linus Torvalds
On Thu, Dec 11, 2014 at 12:32 PM, David Miller wrote: > > I have no problem taking this via my tree, but I want to see agreement > from other interested parties. Since the early users are network drivers, and since it's otherwise cross-architecture and not clear under any other maintainership, th

RE: [PATCH v7 0/4] arch: Add lightweight memory barriers for coherent memory access

2014-12-11 Thread Skidmore, Donald C
l...@linux.vnet.ibm.com; nic_s...@realtek.com; > will.dea...@arm.com; mich...@ellerman.id.au; Luck, Tony; torvalds@linux- > foundation.org; o...@redhat.com; schwidef...@de.ibm.com; > fweis...@gmail.com > Subject: Re: [PATCH v7 0/4] arch: Add lightweight memory barriers for > coherent memory

Re: [PATCH v7 0/4] arch: Add lightweight memory barriers for coherent memory access

2014-12-11 Thread David Miller
From: Alexander Duyck Date: Wed, 10 Dec 2014 21:28:39 -0800 > It occurs to me that I never got a sign off from any of the maintainers > on getting this pulled in. > > Since the merge window is open I was wondering which tree I should make > sure these patches apply to and who will be the one to

Re: [PATCH v7 0/4] arch: Add lightweight memory barriers for coherent memory access

2014-12-10 Thread Alexander Duyck
On 11/25/2014 12:35 PM, Alexander Duyck wrote: > These patches introduce two new primitives for synchronizing cache coherent > memory writes and reads. These two new primitives are: > > dma_rmb() > dma_wmb() > > The first patch cleans up some unnecessary overhead related to the > def