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anv: Limit flushing to the range of mapped memory

This commit is contained in:
Kristian Høgsberg Kristensen 2016-01-29 12:07:34 -08:00
parent 89ec36f221
commit 31d3486bd2
1 changed files with 6 additions and 1 deletions
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7
src/vulkan/anv_device.c
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@ -1148,7 +1148,12 @@ clflush_mapped_ranges(struct anv_device *device,
for (uint32_t i = 0; i < count; i++) {
ANV_FROM_HANDLE(anv_device_memory, mem, ranges[i].memory);
void *p = mem->map + (ranges[i].offset & ~CACHELINE_MASK);
void *end = mem->map + ranges[i].offset + ranges[i].size;
void *end;
if (ranges[i].offset + ranges[i].size > mem->map_size)
end = mem->map + mem->map_size;
else
end = mem->map + ranges[i].offset + ranges[i].size;
while (p < end) {
__builtin_ia32_clflush(p);