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Message-ID: <20080604190410.5108.78092.stgit@novell1.haskins.net> Date: Wed, 04 Jun 2008 15:04:10 -0400 From: Gregory Haskins <ghaskins@...ell.com> To: Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utonix.de>, Steven Rostedt <rostedt@...dmis.org>, Arnaldo Carvalho de Melo <acme@...hat.com> Cc: Gregory Haskins <ghaskins@...ell.com>, linux-kernel@...r.kernel.org, linux-rt-users@...r.kernel.org, Peter Zijlstra <peterz@...radead.org> Subject: [PATCH 2/2] sched: fix cpupri priocount A rounding error was pointed out by Peter Zijlstra which would result in the structure holding priorities to be off by one. Signed-off-by: Gregory Haskins <ghaskins@...ell.com> CC: Peter Zijlstra <peterz@...radead.org> --- kernel/sched_cpupri.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/kernel/sched_cpupri.h b/kernel/sched_cpupri.h index 16d29b9..817c55c 100644 --- a/kernel/sched_cpupri.h +++ b/kernel/sched_cpupri.h @@ -4,7 +4,7 @@ #include <linux/sched.h> #define CPUPRI_NR_PRIORITIES 2+MAX_RT_PRIO -#define CPUPRI_NR_PRI_WORDS CPUPRI_NR_PRIORITIES/BITS_PER_LONG +#define CPUPRI_NR_PRI_WORDS (CPUPRI_NR_PRIORITIES + BITS_PER_LONG/2)/BITS_PER_LONG #define CPUPRI_INVALID -1 #define CPUPRI_IDLE 0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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