From mboxrd@z Thu Jan 1 00:00:00 1970 From: thomas.petazzoni@free-electrons.com (Thomas Petazzoni) Date: Sat, 10 Jan 2015 22:36:24 +0100 Subject: [PATCH 0/6] ARM: mvebu: mvebu-mbus and I/O coherency fixes In-Reply-To: <2596012.A9D9qEFWVV@wuerfel> References: <1419943428-18491-1-git-send-email-thomas.petazzoni@free-electrons.com> <2707920.rUFmbmVqu6@wuerfel> <20150110205721.6b3f71f8@free-electrons.com> <2596012.A9D9qEFWVV@wuerfel> Message-ID: <20150110223624.74d21d47@free-electrons.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Dear Arnd Bergmann, On Sat, 10 Jan 2015 21:40:07 +0100, Arnd Bergmann wrote: > Yes, but it may be better to stage this by first putting a patch > into stable that completely disables the broken coherent mapping, > and following up with another patch to bring the cohernet behavior > in sync with mainline once we are reasonably sure it's good. Fine with me. I'll submit such patches next week. Though for the next merge window, I'd like the proposed automatic I/O synchronization barriers to be merged, so that we progressively make progress towards the solution. Thanks, Thomas -- Thomas Petazzoni, CTO, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com