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authorLinus Torvalds <torvalds@g5.osdl.org>2005-10-07 00:37:09 +0200
committerLinus Torvalds <torvalds@g5.osdl.org>2005-10-07 00:37:09 +0200
commitedb4a3534adbaf90768d67da35f0bfeac4767db6 (patch)
treee92344973592a5901dc9a0e2f70b78394062639a
parentMerge master.kernel.org:/home/rmk/linux-2.6-ucb (diff)
parent[IA64] Avoid kernel hang during CMC interrupt storm (diff)
downloadlinux-edb4a3534adbaf90768d67da35f0bfeac4767db6.tar.xz
linux-edb4a3534adbaf90768d67da35f0bfeac4767db6.zip
Merge branch 'release' of master.kernel.org:/pub/scm/linux/kernel/git/aegl/linux-2.6
-rw-r--r--arch/ia64/kernel/mca.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c
index 6dc726ad7137..d0a5106fba24 100644
--- a/arch/ia64/kernel/mca.c
+++ b/arch/ia64/kernel/mca.c
@@ -1016,6 +1016,11 @@ ia64_mca_cmc_int_handler(int cmc_irq, void *arg, struct pt_regs *ptregs)
cmc_polling_enabled = 1;
spin_unlock(&cmc_history_lock);
+ /* If we're being hit with CMC interrupts, we won't
+ * ever execute the schedule_work() below. Need to
+ * disable CMC interrupts on this processor now.
+ */
+ ia64_mca_cmc_vector_disable(NULL);
schedule_work(&cmc_disable_work);
/*