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Upgrade to 4.4.50-rt62
[kvmfornfv.git]
/
kernel
/
drivers
/
gpu
/
drm
/
drm_cache.c
diff --git
a/kernel/drivers/gpu/drm/drm_cache.c
b/kernel/drivers/gpu/drm/drm_cache.c
index
6743ff7
..
7f4a6c5
100644
(file)
--- a/
kernel/drivers/gpu/drm/drm_cache.c
+++ b/
kernel/drivers/gpu/drm/drm_cache.c
@@
-136,6
+136,7
@@
drm_clflush_virt_range(void *addr, unsigned long length)
mb();
for (; addr < end; addr += size)
clflushopt(addr);
mb();
for (; addr < end; addr += size)
clflushopt(addr);
+ clflushopt(end - 1); /* force serialisation */
mb();
return;
}
mb();
return;
}