From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ross Zwisler Subject: [PATCH] drm: Missed clflushopt in drm_clflush_virt_range Date: Wed, 14 May 2014 09:41:12 -0600 Message-ID: <1400082072-22482-1-git-send-email-ross.zwisler@linux.intel.com> Return-path: Sender: linux-kernel-owner@vger.kernel.org To: linux-kernel@vger.kernel.org Cc: Ross Zwisler , David Airlie , dri-devel@lists.freedesktop.org, H Peter Anvin , Ingo Molnar , Thomas Gleixner List-Id: dri-devel@lists.freedesktop.org With this commit: 2a0788dc9bc4 x86: Use clflushopt in drm_clflush_virt_range If clflushopt is available on the system, we use it instead of clflush in drm_clflush_virt_range. There were two calls to clflush in this function, but only one was changed to clflushopt. This patch changes the other clflush call to clflushopt. Signed-off-by: Ross Zwisler Reported-by: Matthew Wilcox Cc: David Airlie Cc: dri-devel@lists.freedesktop.org Cc: H Peter Anvin Cc: Ingo Molnar Cc: Thomas Gleixner --- drivers/gpu/drm/drm_cache.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/drm_cache.c b/drivers/gpu/drm/drm_cache.c index 534cb89..041b73b 100644 --- a/drivers/gpu/drm/drm_cache.c +++ b/drivers/gpu/drm/drm_cache.c @@ -138,7 +138,7 @@ drm_clflush_virt_range(char *addr, unsigned long length) char *end = addr + length; mb(); for (; addr < end; addr += boot_cpu_data.x86_clflush_size) - clflush(addr); + clflushopt(addr); clflushopt(end - 1); mb(); return; -- 1.9.0