From: chris@mips.com
To: linux-mips@linux-mips.org
Cc: Chris Dearman <chris@mips.com>
Subject: [PATCH] Fix timer/performance interrupt detection
Date: Thu, 21 Jun 2007 12:59:57 +0100 [thread overview]
Message-ID: <1182427198884-git-send-email-chris@mips.com> (raw)
In-Reply-To: <11824271984112-git-send-email-chris@mips.com>
From: Chris Dearman <chris@mips.com>
Signed-off-by: Chris Dearman <chris@mips.com>
---
arch/mips/kernel/traps.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index b123364..3ea7863 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -1372,12 +1372,12 @@ void __init per_cpu_trap_init(void)
*/
if (cpu_has_mips_r2) {
cp0_compare_irq = (read_c0_intctl () >> 29) & 7;
- cp0_perfcount_irq = -1;
- } else {
- cp0_compare_irq = CP0_LEGACY_COMPARE_IRQ;
cp0_perfcount_irq = (read_c0_intctl () >> 26) & 7;
- if (cp0_perfcount_irq != cp0_compare_irq)
+ if (cp0_perfcount_irq == cp0_compare_irq)
cp0_perfcount_irq = -1;
+ } else {
+ cp0_compare_irq = CP0_LEGACY_COMPARE_IRQ;
+ cp0_perfcount_irq = -1;
}
#ifdef CONFIG_MIPS_MT_SMTC
--
1.4.4.3
next prev parent reply other threads:[~2007-06-21 12:00 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-21 11:59 Timer/Performance interrupt fixups chris
2007-06-21 11:59 ` chris [this message]
2007-06-21 11:59 ` [PATCH] Count timer interrupts correctly chris
2007-06-21 12:20 ` Ralf Baechle
2007-06-21 12:20 ` [PATCH] Fix timer/performance interrupt detection Ralf Baechle
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