From 81868a187fa3b217368206f17b19309846e8e7fb Mon Sep 17 00:00:00 2001 From: Debarshi Dutta Date: Fri, 18 Aug 2017 16:22:29 +0530 Subject: gpu: nvgpu: Nvgpu abstraction for linux barriers. construct wrapper nvgpu_* methods to replace mb,rmb,wmb,smp_mb,smp_rmb,smp_wmb,read_barrier_depends and smp_read_barrier_depends. NVGPU-122 Change-Id: I8d24dd70fef5cb0fadaacc15f3ab11531667a0df Signed-off-by: Debarshi Reviewed-on: https://git-master.nvidia.com/r/1541199 Reviewed-by: svccoveritychecker Reviewed-by: svc-mobile-coverity GVS: Gerrit_Virtual_Submit Reviewed-by: Sourab Gupta Reviewed-by: Vijayakumar Subbu --- drivers/gpu/nvgpu/common/mm/buddy_allocator.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers/gpu/nvgpu/common/mm/buddy_allocator.c') diff --git a/drivers/gpu/nvgpu/common/mm/buddy_allocator.c b/drivers/gpu/nvgpu/common/mm/buddy_allocator.c index 0ef94c10..3e305bb8 100644 --- a/drivers/gpu/nvgpu/common/mm/buddy_allocator.c +++ b/drivers/gpu/nvgpu/common/mm/buddy_allocator.c @@ -18,6 +18,7 @@ #include #include #include +#include #include "gk20a/mm_gk20a.h" #include "gk20a/platform_gk20a.h" @@ -1064,7 +1065,7 @@ static int nvgpu_buddy_alloc_inited(struct nvgpu_allocator *a) struct nvgpu_buddy_allocator *ba = a->priv; int inited = ba->initialized; - rmb(); + nvgpu_smp_rmb(); return inited; } @@ -1289,7 +1290,7 @@ int __nvgpu_buddy_allocator_init(struct gk20a *g, struct nvgpu_allocator *__a, if (err) goto fail; - wmb(); + nvgpu_smp_wmb(); a->initialized = 1; #ifdef CONFIG_DEBUG_FS -- cgit v1.2.2