Date: Wed, 2 Jan 2008 16:58:06 GMT From: John Baldwin <jhb@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 132305 for review Message-ID: <200801021658.m02Gw6sd044244@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=132305 Change 132305 by jhb@jhb_tool on 2008/01/02 16:57:28 Create a spin lock instead of abusing sched_lock. Affected files ... .. //depot/projects/smpng/sys/modules/crash/crash.c#39 edit Differences ... ==== //depot/projects/smpng/sys/modules/crash/crash.c#39 (text+ko) ==== @@ -830,7 +830,9 @@ { printf("Should panic\n"); - if (mtx_trylock(&sched_lock)) + bzero(&test1_mtx, sizeof(test1_mtx)); + mtx_init(&test1_mtx, "test1", NULL, MTX_SPIN | MTX_RECURSE); + if (mtx_trylock(&test1_mtx)) printf("Hmm, locked!\n"); else printf("Not locked\n");
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