diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2868-drm-amdkfd-Fix-logic-for-mem_available.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2868-drm-amdkfd-Fix-logic-for-mem_available.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2868-drm-amdkfd-Fix-logic-for-mem_available.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2868-drm-amdkfd-Fix-logic-for-mem_available.patch new file mode 100644 index 00000000..396397f0 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2868-drm-amdkfd-Fix-logic-for-mem_available.patch @@ -0,0 +1,31 @@ +From f5641c2dcb99eb006a2ad359099af05e33e26929 Mon Sep 17 00:00:00 2001 +From: Kent Russell <kent.russell@amd.com> +Date: Tue, 21 Nov 2017 11:51:28 -0500 +Subject: [PATCH 2868/4131] drm/amdkfd: Fix logic for mem_available + +sizeof returns size_t (which is an unsigned int), and mem_available is signed. +signed - unsigned = unsigned in C apparently. Since the result is unsigned, +fix the logic and see if the sizeof(struct) is bigger than mem_available + +Change-Id: I672374e77a2c7bbf5260ad7ff161223777fc6265 +Signed-off-by: Kent Russell <kent.russell@amd.com> +--- + drivers/gpu/drm/amd/amdkfd/kfd_crat.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c +index 5f597a6..1664ba3 100644 +--- a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c ++++ b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c +@@ -508,7 +508,7 @@ static int fill_in_pcache(struct crat_subtype_cache *pcache, + int first_active_cu; + + /* First check if enough memory is available */ +- if (mem_available - sizeof(struct crat_subtype_cache) < 0) ++ if (sizeof(struct crat_subtype_cache) > mem_available) + return -ENOMEM; + + cu_sibling_map_mask = cu_bitmask; +-- +2.7.4 + |