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-rw-r--r--src/gallium/auxiliary/util/u_cpu_detect.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/util/u_cpu_detect.c b/src/gallium/auxiliary/util/u_cpu_detect.c
index 28197f4a9d8..23ab46c54bc 100644
--- a/src/gallium/auxiliary/util/u_cpu_detect.c
+++ b/src/gallium/auxiliary/util/u_cpu_detect.c
@@ -409,8 +409,12 @@ util_cpu_detect(void)
}
if (regs[0] >= 0x80000006) {
+ /* should we really do this if the clflush size above worked? */
+ unsigned int cacheline;
cpuid(0x80000006, regs2);
- util_cpu_caps.cacheline = regs2[2] & 0xFF;
+ cacheline = regs2[2] & 0xFF;
+ if (cacheline > 0)
+ util_cpu_caps.cacheline = cacheline;
}
if (!util_cpu_caps.has_sse) {