Date: Wed, 22 Sep 2010 11:32:22 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r212997 - head/sys/dev/acpica Message-ID: <201009221132.o8MBWMru029533@svn.freebsd.org>
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Author: mav Date: Wed Sep 22 11:32:22 2010 New Revision: 212997 URL: http://svn.freebsd.org/changeset/base/212997 Log: Quick fix for unmotivated C2 state usage during boot, introduced at r212541. That caused LAPIC timer failure and huge delays during boot on some systems. Modified: head/sys/dev/acpica/acpi_cpu.c Modified: head/sys/dev/acpica/acpi_cpu.c ============================================================================== --- head/sys/dev/acpica/acpi_cpu.c Wed Sep 22 10:55:33 2010 (r212996) +++ head/sys/dev/acpica/acpi_cpu.c Wed Sep 22 11:32:22 2010 (r212997) @@ -894,7 +894,7 @@ acpi_cpu_idle() cx_next_idx = 0; #ifndef __ia64__ if (cpu_disable_deep_sleep) - i = sc->cpu_non_c3; + i = min(sc->cpu_cx_lowest, sc->cpu_non_c3); else #endif i = sc->cpu_cx_lowest;
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