Re: [PATCH i-g-t 4/5] gem_syslatency: Avoid arithmetic on void * warning

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On 08/11/2017 12:28, Petri Latvala wrote:
On Wed, Nov 08, 2017 at 12:06:53PM +0000, Tvrtko Ursulin wrote:
From: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>

Chris wanted to disable the warning here instead. Either way is fine
with me so

Reviewed-by: Petri Latvala <petri.latvala@xxxxxxxxx>

Thanks, I did not want to go into discussion of changing the build environment for the entire project. Or even just this file, while just getting rid build warnings.

Regards,

Tvrtko




---
  benchmarks/gem_syslatency.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/benchmarks/gem_syslatency.c b/benchmarks/gem_syslatency.c
index e2b1f74a43f4..580edc5f5c72 100644
--- a/benchmarks/gem_syslatency.c
+++ b/benchmarks/gem_syslatency.c
@@ -206,7 +206,7 @@ static void *sys_thp_alloc(void *arg)
  		assert(ptr != MAP_FAILED);
  		madvise(ptr, sz, MADV_HUGEPAGE);
  		for (size_t page = 0; page < sz; page += PAGE_SIZE)
-			*(volatile uint32_t *)(ptr + page) = 0;
+			*(volatile uint32_t *)((unsigned char *)ptr + page) = 0;
  		munmap(ptr, sz);
clock_gettime(CLOCK_MONOTONIC, &now);
--
2.14.1

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