Date: Thu, 26 Jul 2012 21:37:58 +0000 (UTC) From: Luigi Rizzo <luigi@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r238818 - head/sys/dev/netmap Message-ID: <201207262137.q6QLbwGi028133@svn.freebsd.org>
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Author: luigi Date: Thu Jul 26 21:37:58 2012 New Revision: 238818 URL: http://svn.freebsd.org/changeset/base/238818 Log: define prefetch as a noop on !x86 Modified: head/sys/dev/netmap/netmap.c Modified: head/sys/dev/netmap/netmap.c ============================================================================== --- head/sys/dev/netmap/netmap.c Thu Jul 26 20:41:36 2012 (r238817) +++ head/sys/dev/netmap/netmap.c Thu Jul 26 21:37:58 2012 (r238818) @@ -220,7 +220,11 @@ struct nm_bridge nm_bridges[NM_BRIDGES]; #ifndef linux static inline void prefetch (const void *x) { +#if defined(__i386__) || defined(__amd64__) __asm volatile("prefetcht0 %0" :: "m" (*(const unsigned long *)x)); +#else + (void)x; +#endif } #endif /* !linux */
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