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authorAtsushi Nemoto <anemo@mba.ocn.ne.jp>2007-10-23 01:14:06 +0900
committerRalf Baechle <ralf@linux-mips.org>2007-10-22 22:09:01 +0100
commitdab969c00b8bee17a47057bbb91cd0a348cf6f76 (patch)
tree2cd88edd3304c3a2d5c7b421ba782f08958b0b94
parent17f690be454de447d8ddc586fa418ebfdb200966 (diff)
[MIPS] time: Make c0_compare_int_usable more bullet proof
Use write_c0_compare(read_c0_count()) to clear interrupt. Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
-rw-r--r--arch/mips/kernel/cevt-r4k.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/mips/kernel/cevt-r4k.c b/arch/mips/kernel/cevt-r4k.c
index a915e569342..ae2984fff58 100644
--- a/arch/mips/kernel/cevt-r4k.c
+++ b/arch/mips/kernel/cevt-r4k.c
@@ -186,7 +186,7 @@ static int c0_compare_int_usable(void)
* IP7 already pending? Try to clear it by acking the timer.
*/
if (c0_compare_int_pending()) {
- write_c0_compare(read_c0_compare());
+ write_c0_compare(read_c0_count());
irq_disable_hazard();
if (c0_compare_int_pending())
return 0;
@@ -202,7 +202,7 @@ static int c0_compare_int_usable(void)
if (!c0_compare_int_pending())
return 0;
- write_c0_compare(read_c0_compare());
+ write_c0_compare(read_c0_count());
irq_disable_hazard();
if (c0_compare_int_pending())
return 0;