Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8f5ad1a8227aa110d633b5ed04dde535381c16c7
Commit: 8f5ad1a8227aa110d633b5ed04dde535381c16c7
Parent: 0de085bb474f64e4fdb2f1ff3268590792648c7b
Author: Yasuaki Ishimatsu <[EMAIL PROTECTED]>
AuthorDate: Tue Jul 24 22:09:09 2007 +0900
Committer: Tony Luck <[EMAIL PROTECTED]>
CommitDate: Wed Jul 25 11:05:48 2007 -0700
[IA64] vector-domain - handle assign_irq_vector(AUTO_ASSIGN)
This change fixes a panic when assign_irq_vector(irq) is called with
irq = AUTO_ASSIGN.
Signed-off-by: Yasuaki Ishimatsu <[EMAIL PROTECTED]>
Signed-off-by: Tony Luck <[EMAIL PROTECTED]>
---
arch/ia64/kernel/irq_ia64.c | 5 ++---
1 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c
index 91797c1..158eafb 100644
--- a/arch/ia64/kernel/irq_ia64.c
+++ b/arch/ia64/kernel/irq_ia64.c
@@ -212,9 +212,6 @@ assign_irq_vector (int irq)
vector = -ENOSPC;
spin_lock_irqsave(&vector_lock, flags);
- if (irq < 0) {
- goto out;
- }
for_each_online_cpu(cpu) {
domain = vector_allocation_domain(cpu);
vector = find_unassigned_vector(domain);
@@ -223,6 +220,8 @@ assign_irq_vector (int irq)
}
if (vector < 0)
goto out;
+ if (irq == AUTO_ASSIGN)
+ irq = vector;
BUG_ON(__bind_irq_vector(irq, vector, domain));
out:
spin_unlock_irqrestore(&vector_lock, flags);
-
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