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CXGBE: implement prefetch on non-Intel architectures

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Submitted by:          Michal Stanek <mst@semihalf.com>
Obtained from:         Semihalf
Reviewed by:           np, pdk@semihalf.com
Sponsored by:          IBM, QCM Technologies
Differential revision: https://reviews.freebsd.org/D14452
This commit is contained in:
Wojciech Macek 2018-02-21 08:05:56 +00:00
parent 4f437f9eab
commit 19a5b68236
1 changed files with 1 additions and 1 deletions
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2
sys/dev/cxgbe/adapter.h
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@ -72,7 +72,7 @@ prefetch(void *x)
__asm volatile("prefetcht0 %0" :: "m" (*(unsigned long *)x));
}
#else
#define prefetch(x)
#define prefetch(x) __builtin_prefetch(x)
#endif
#ifndef SYSCTL_ADD_UQUAD