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RDMA/cxgb3: Annotate locking assumptions

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Tell sparse what the locking assumptions are for __flush_qp() such
that it does not complain about the locking operations inside that
function.

Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Reviewed-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Bart Van Assche 2017-10-11 10:48:50 -07:00 • committed by Doug Ledford
commit 1f5461b202
1 changed files with 3 additions and 0 deletions
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3
drivers/infiniband/hw/cxgb3/iwch_qp.c
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@ -722,10 +722,13 @@ int iwch_post_terminate(struct iwch_qp *qhp, struct respQ_msg_t *rsp_msg)
*/
static void __flush_qp(struct iwch_qp *qhp, struct iwch_cq *rchp,
struct iwch_cq *schp)
__releases(&qhp->lock)
__acquires(&qhp->lock)
{
int count;
int flushed;
lockdep_assert_held(&qhp->lock);
pr_debug("%s qhp %p rchp %p schp %p\n", __func__, qhp, rchp, schp);
/* take a ref on the qhp since we must release the lock */