[yocto] [PATCH 1/1] mips/rt: convert timer interrupt handler to no threaded
Liming Wang
liming.wang at windriver.com
Thu Aug 25 00:11:29 PDT 2011
It's a known issue that preempt_rt kernel must convert the
main timer interrupt handler to no threaded, otherwise kernel
can't work well.
Signed-off-by: Liming Wang <liming.wang at windriver.com>
---
arch/mips/kernel/i8259.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/arch/mips/kernel/i8259.c b/arch/mips/kernel/i8259.c
index 5c74eb7..fb338db 100644
--- a/arch/mips/kernel/i8259.c
+++ b/arch/mips/kernel/i8259.c
@@ -295,6 +295,7 @@ static void init_8259A(int auto_eoi)
static struct irqaction irq2 = {
.handler = no_action,
.name = "cascade",
+ .flags = IRQF_NO_THREAD,
};
static struct resource pic1_io_resource = {
--
1.7.0.4
More information about the yocto
mailing list