Hi Samuel,
On 3 May 2017 at 08:57, Samuel Iglesias Gonsálvez <sigles...@igalia.com> wrote:
> Take it into account when checking if the mapping failed.
>
> Signed-off-by: Samuel Iglesias Gonsálvez <sigles...@igalia.com>
> ---
> src/intel/vulkan/anv_allocator.c | 2 +-
> src/intel/vulkan/anv_image.c | 4 ++++
> 2 files changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/src/intel/vulkan/anv_allocator.c
> b/src/intel/vulkan/anv_allocator.c
> index 554ca4ac5f..6ab2da5d64 100644
> --- a/src/intel/vulkan/anv_allocator.c
> +++ b/src/intel/vulkan/anv_allocator.c
> @@ -889,7 +889,7 @@ anv_bo_pool_alloc(struct anv_bo_pool *pool, struct anv_bo
> *bo, uint32_t size)
> assert(new_bo.size == pow2_size);
>
> new_bo.map = anv_gem_mmap(pool->device, new_bo.gem_handle, 0, pow2_size,
> 0);
> - if (new_bo.map == NULL) {
> + if (new_bo.map == MAP_FAILED) {
> anv_gem_close(pool->device, new_bo.gem_handle);
> return vk_error(VK_ERROR_MEMORY_MAP_FAILED);
> }
> diff --git a/src/intel/vulkan/anv_image.c b/src/intel/vulkan/anv_image.c
> index 4874f2f3d3..d7d53f96a4 100644
> --- a/src/intel/vulkan/anv_image.c
> +++ b/src/intel/vulkan/anv_image.c
> @@ -26,6 +26,7 @@
> #include <string.h>
> #include <unistd.h>
> #include <fcntl.h>
> +#include <sys/mman.h>
>
> #include "anv_private.h"
> #include "util/debug.h"
> @@ -369,6 +370,9 @@ VkResult anv_BindImageMemory(
> if (map == NULL)
> return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
>
Shouldn't we drop this check alongside its comment? There's a another
comment a few lines further up which should be updated as well.
With that
Reviewed-by: Emil Velikov <emil.veli...@collabora.com>
Some suggestions for follow-up patches:
- check if anv_gem_mmap in genX_query.c fails
- document the anv_gem_mmap return value
-Emil
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