From mboxrd@z Thu Jan 1 00:00:00 1970 From: gorcunov@gmail.com (Cyrill Gorcunov) Date: Mon, 15 Jul 2013 21:32:38 +0400 Subject: [PATCH] arm: align shared memory unconditionally to the SHMLBA boundary In-Reply-To: <1361254269-3444-1-git-send-email-alekskartashov@parallels.com> References: <1361254269-3444-1-git-send-email-alekskartashov@parallels.com> Message-ID: <20130715173238.GJ1730@moon> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Tue, Feb 19, 2013 at 10:11:09AM +0400, Alexander Kartashov wrote: > Currently IPC SHM works in a strange way on ARM: > the syscall sys_shmat() requires the argument shmaddr > be SHMLBA-aligned (ARM has the macro __ARCH_FORCE_SHMLBA > unconditionally defined) but allocates memory that > isn't SHMLBA-aligned because the value of memory alignment > depends on presense of certain cache aliases. Hi guys, is there some conclusion on this patch? It has been sent almost 5 months back ;)