Re: [PATCH v2] drm/gpu: Add comment for memory barrier

On Thu, Oct 24, 2019 at 09:58:33AM +0530, Bhanusree wrote:

-Add comment for memory barrier -Issue found using checkpatch.pl

Signed-off-by: Bhanusree bhanusreemahesh@gmail.com

v2:modified memory barrier comments appropriately

Applied, thanks. -Daniel

drivers/gpu/drm/drm_cache.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/drm_cache.c b/drivers/gpu/drm/drm_cache.c index 3bd76e9..e574261 100644 --- a/drivers/gpu/drm/drm_cache.c +++ b/drivers/gpu/drm/drm_cache.c @@ -62,10 +62,10 @@ static void drm_cache_flush_clflush(struct page *pages[], { unsigned long i;

• mb();

• mb(); /*Full memory barrier used before so that CLFLUSH is ordered*/ for (i = 0; i < num_pages; i++) drm_clflush_page(*pages++);

• mb();

• mb(); /*Also used after CLFLUSH so that all cache is flushed*/

} #endif

-- 2.7.4