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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-01-23 11:13:06 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-01-23 11:13:06 -0800
commit821836e5baa69b8bc80605f25ad963e721609bc0 (patch)
tree0d09c66706e2abdb460c4ab32133b1a49ad7a304 /drivers/infiniband/hw/ehca/ehca_cq.c
parent73f66ace34e3d935d1ad01208234f8871ac1f500 (diff)
parentcea9ea67e9927da18af89b49bd949a8d65ba1b15 (diff)
Merge branch 'for-linus' of master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband
* 'for-linus' of master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband: IB/ehca: Fix mismatched spin_unlock in irq handler IB/ehca: Fix improper use of yield() with spinlock held IB/srp: Check match_strdup() return
Diffstat (limited to 'drivers/infiniband/hw/ehca/ehca_cq.c')
-rw-r--r--drivers/infiniband/hw/ehca/ehca_cq.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/ehca/ehca_cq.c b/drivers/infiniband/hw/ehca/ehca_cq.c
index 93995b658d9..6074c897f51 100644
--- a/drivers/infiniband/hw/ehca/ehca_cq.c
+++ b/drivers/infiniband/hw/ehca/ehca_cq.c
@@ -344,8 +344,11 @@ int ehca_destroy_cq(struct ib_cq *cq)
unsigned long flags;
spin_lock_irqsave(&ehca_cq_idr_lock, flags);
- while (my_cq->nr_callbacks)
+ while (my_cq->nr_callbacks) {
+ spin_unlock_irqrestore(&ehca_cq_idr_lock, flags);
yield();
+ spin_lock_irqsave(&ehca_cq_idr_lock, flags);
+ }
idr_remove(&ehca_cq_idr, my_cq->token);
spin_unlock_irqrestore(&ehca_cq_idr_lock, flags);