diff options
| author |   Alexander Schmidt <alexs@linux.vnet.ibm.com> | 2009-12-09 10:11:04 -0800 |
|---|---|---|
| committer |   Roland Dreier <rolandd@cisco.com> | 2009-12-09 10:11:04 -0800 |
| commit | 9420269428b3dc80c98e52beac60a3976fbef7d2 (patch) | |
| tree | b2b43bbaa396613434143efe79b00b15eed690f1 /drivers/infiniband/hw/ehca/ehca_main.c | |
| parent | Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/anholt/drm-intel (diff) | |
| download | linux-dev-9420269428b3dc80c98e52beac60a3976fbef7d2.tar.xz linux-dev-9420269428b3dc80c98e52beac60a3976fbef7d2.zip | |
IB/ehca: Rework destroy_eq()
The ibmebus_free_irq() function, which might sleep, was called with
interrupts disabled. To fix this, make sure that no interrupts are
running by killing the interrupt tasklet. Also lock the
shca_list_lock to protect against the poll_eqs_timer running
concurrently.
Signed-off-by: Alexander Schmidt <alexs@linux.vnet.ibm.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/hw/ehca/ehca_main.c')
| -rw-r--r-- | drivers/infiniband/hw/ehca/ehca_main.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/ehca/ehca_main.c b/drivers/infiniband/hw/ehca/ehca_main.c index fb2d83c5bf01..129a6bebd6e3 100644 --- a/drivers/infiniband/hw/ehca/ehca_main.c +++ b/drivers/infiniband/hw/ehca/ehca_main.c @@ -123,7 +123,7 @@ DEFINE_IDR(ehca_qp_idr); DEFINE_IDR(ehca_cq_idr); static LIST_HEAD(shca_list); /* list of all registered ehcas */ -static DEFINE_SPINLOCK(shca_list_lock); +DEFINE_SPINLOCK(shca_list_lock); static struct timer_list poll_eqs_timer; |