Date: Thu, 11 Mar 2010 20:32:29 +0000 (UTC) From: Juli Mallett <jmallett@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r205025 - user/jmallett/octeon/sys/mips/mips Message-ID: <201003112032.o2BKWTrG089154@svn.freebsd.org>
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Author: jmallett Date: Thu Mar 11 20:32:28 2010 New Revision: 205025 URL: http://svn.freebsd.org/changeset/base/205025 Log: I don't know that a critical section is required here, but if it is we really don't want to get interrupted between reading the counter and calculating the ticks. Modified: user/jmallett/octeon/sys/mips/mips/tick.c Modified: user/jmallett/octeon/sys/mips/mips/tick.c ============================================================================== --- user/jmallett/octeon/sys/mips/mips/tick.c Thu Mar 11 17:56:46 2010 (r205024) +++ user/jmallett/octeon/sys/mips/mips/tick.c Thu Mar 11 20:32:28 2010 (r205025) @@ -117,8 +117,8 @@ tick_ticker(void) * from the time counter, so I'm not sure why all these hoops * are even necessary. */ - ticktock = mips_rd_count(); critical_enter(); + ticktock = mips_rd_count(); if (ticktock < counter_lower_last) counter_upper++; counter_lower_last = ticktock;
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