From bd5d0ccbef9f2565e76dba4ff291da6a2cb8b1b4 Mon Sep 17 00:00:00 2001 From: Alexander Schmidt Date: Mon, 5 Jul 2010 11:41:56 +0000 Subject: 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 Signed-off-by: Roland Dreier diff --git a/drivers/infiniband/hw/ehca/ehca_eq.c b/drivers/infiniband/hw/ehca/ehca_eq.c index 3b87589..d9b1bb4 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; -- cgit v0.10.2