diff options
Diffstat (limited to 'src/intel/vulkan/anv_device.c')
| -rw-r--r-- | src/intel/vulkan/anv_device.c | 28 |
1 files changed, 7 insertions, 21 deletions
diff --git a/src/intel/vulkan/anv_device.c b/src/intel/vulkan/anv_device.c index d1a6cc8e9c0..cae5feff948 100644 --- a/src/intel/vulkan/anv_device.c +++ b/src/intel/vulkan/anv_device.c @@ -21,18 +21,17 @@ * IN THE SOFTWARE. */ -#include <dlfcn.h> #include <assert.h> #include <stdbool.h> #include <string.h> #include <sys/mman.h> -#include <sys/stat.h> #include <unistd.h> #include <fcntl.h> #include "anv_private.h" #include "util/strtod.h" #include "util/debug.h" +#include "util/build_id.h" #include "util/vk_util.h" #include "genxml/gen7_pack.h" @@ -56,30 +55,17 @@ compiler_perf_log(void *data, const char *fmt, ...) } static bool -anv_get_function_timestamp(void *ptr, uint32_t* timestamp) -{ - Dl_info info; - struct stat st; - if (!dladdr(ptr, &info) || !info.dli_fname) - return false; - - if (stat(info.dli_fname, &st)) - return false; - - *timestamp = st.st_mtim.tv_sec; - return true; -} - -static bool anv_device_get_cache_uuid(void *uuid) { - uint32_t timestamp; + const struct build_id_note *note = build_id_find_nhdr("libvulkan_intel.so"); + if (!note) + return false; - memset(uuid, 0, VK_UUID_SIZE); - if (!anv_get_function_timestamp(anv_device_get_cache_uuid, ×tamp)) + unsigned len = build_id_length(note); + if (len < VK_UUID_SIZE) return false; - snprintf(uuid, VK_UUID_SIZE, "anv-%d", timestamp); + build_id_read(note, uuid, VK_UUID_SIZE); return true; } |