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authorAlexander Schmidt <alexs@linux.vnet.ibm.com>2010-07-05 11:41:56 +0000
committerRoland Dreier <rolandd@cisco.com>2010-08-04 16:14:33 -0700
commitbd5d0ccbef9f2565e76dba4ff291da6a2cb8b1b4 (patch)
tree61ea978da4a8b2512f000db036ac78b06137329e /drivers/infiniband
parente675b6db1245649f91bb1bfb10baef9af6d3f8e6 (diff)
IB/ehca: Init irq tasklet before irq can happen
Initialize tasklet before interrupts are requested to prevent scheduling of an uninitialized tasklet. Signed-off-by: Alexander Schmidt <alexs@linux.vnet.ibm.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/hw/ehca/ehca_eq.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/infiniband/hw/ehca/ehca_eq.c b/drivers/infiniband/hw/ehca/ehca_eq.c
index 3b87589b8ea0..d9b1bb40f480 100644
--- a/drivers/infiniband/hw/ehca/ehca_eq.c
+++ b/drivers/infiniband/hw/ehca/ehca_eq.c
@@ -122,21 +122,21 @@ int ehca_create_eq(struct ehca_shca *shca,
/* register interrupt handlers and initialize work queues */
if (type == EHCA_EQ) {
+ tasklet_init(&eq->interrupt_task, ehca_tasklet_eq, (long)shca);
+
ret = ibmebus_request_irq(eq->ist, ehca_interrupt_eq,
IRQF_DISABLED, "ehca_eq",
(void *)shca);
if (ret < 0)
ehca_err(ib_dev, "Can't map interrupt handler.");
-
- tasklet_init(&eq->interrupt_task, ehca_tasklet_eq, (long)shca);
} else if (type == EHCA_NEQ) {
+ tasklet_init(&eq->interrupt_task, ehca_tasklet_neq, (long)shca);
+
ret = ibmebus_request_irq(eq->ist, ehca_interrupt_neq,
IRQF_DISABLED, "ehca_neq",
(void *)shca);
if (ret < 0)
ehca_err(ib_dev, "Can't map interrupt handler.");
-
- tasklet_init(&eq->interrupt_task, ehca_tasklet_neq, (long)shca);
}
eq->is_initialized = 1;