Date: Tue, 15 Jan 2013 22:09:11 +0000 (UTC) From: Olivier Houchard <cognet@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r245477 - head/sys/arm/arm Message-ID: <201301152209.r0FM9B7s059998@svn.freebsd.org>
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Author: cognet Date: Tue Jan 15 22:09:11 2013 New Revision: 245477 URL: http://svnweb.freebsd.org/changeset/base/245477 Log: Only spin on the blocked_lock for SCHED_ULE+SMP, as it's done on the other arches. Modified: head/sys/arm/arm/swtch.S Modified: head/sys/arm/arm/swtch.S ============================================================================== --- head/sys/arm/arm/swtch.S Tue Jan 15 22:08:17 2013 (r245476) +++ head/sys/arm/arm/swtch.S Tue Jan 15 22:09:11 2013 (r245477) @@ -79,6 +79,7 @@ */ #include "assym.s" +#include "opt_sched.h" #include <machine/asm.h> #include <machine/asmacros.h> @@ -428,6 +429,7 @@ ENTRY(cpu_switch) /* Release the old thread */ str r6, [r4, #TD_LOCK] +#if defined(SCHED_ULE) && defined(SMP) ldr r6, .Lblocked_lock GET_CURTHREAD_PTR(r3) @@ -435,6 +437,7 @@ ENTRY(cpu_switch) ldr r4, [r3, #TD_LOCK] cmp r4, r6 beq 1b +#endif /* XXXSCW: Safe to re-enable FIQs here */
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