Date: Fri, 29 Aug 2014 12:40:01 +0000 (UTC) From: "Bjoern A. Zeeb" <bz@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r270806 - head/sys/dev/ixl Message-ID: <201408291240.s7TCe1OQ029986@svn.freebsd.org>
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Author: bz Date: Fri Aug 29 12:40:01 2014 New Revision: 270806 URL: http://svnweb.freebsd.org/changeset/base/270806 Log: Properly handle prefetch only for amd64 and i386 as we do elsewhere. In general theraven is right that we should factr this out and provide a general and per-arch implementation that everything can use. MFC after: 3 days X-MFC with: r270755 Modified: head/sys/dev/ixl/i40e_osdep.h Modified: head/sys/dev/ixl/i40e_osdep.h ============================================================================== --- head/sys/dev/ixl/i40e_osdep.h Fri Aug 29 11:18:54 2014 (r270805) +++ head/sys/dev/ixl/i40e_osdep.h Fri Aug 29 12:40:01 2014 (r270806) @@ -137,11 +137,15 @@ struct i40e_spinlock { #define le16_to_cpu +#if defined(__amd64__) || defined(i386) static __inline void prefetch(void *x) { __asm volatile("prefetcht0 %0" :: "m" (*(unsigned long *)x)); } +#else +#define prefetch(x) +#endif struct i40e_osdep {
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