* [PATCH] staging/lustre: annotate lock/unlock in lov_stripe_lock / lov_stripe_unlock
@ 2014-09-06 10:20 Mostyn Bramley-Moore
0 siblings, 0 replies; only message in thread
From: Mostyn Bramley-Moore @ 2014-09-06 10:20 UTC (permalink / raw)
To: linux-kernel, mbmcode
Annotate the lock/unlock pair in lov_stripe_lock/lov_stripe_unlock to
avoid sparse warning about a context imbalance.
Part of the eudyptula challenge: http://eudyptula-challenge.org/
Signed-off-by: Mostyn Bramley-Moore <mbmcode@gmail.com>
---
drivers/staging/lustre/lustre/lov/lov_obd.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/staging/lustre/lustre/lov/lov_obd.c b/drivers/staging/lustre/lustre/lov/lov_obd.c
index cb778df..0baef6a 100644
--- a/drivers/staging/lustre/lustre/lov/lov_obd.c
+++ b/drivers/staging/lustre/lustre/lov/lov_obd.c
@@ -2649,6 +2649,7 @@ static int lov_extent_calc(struct obd_export *exp, struct lov_stripe_md *lsm,
}
void lov_stripe_lock(struct lov_stripe_md *md)
+ __acquires(&md->lsm_lock)
{
LASSERT(md->lsm_lock_owner != current_pid());
spin_lock(&md->lsm_lock);
@@ -2658,6 +2659,7 @@ void lov_stripe_lock(struct lov_stripe_md *md)
EXPORT_SYMBOL(lov_stripe_lock);
void lov_stripe_unlock(struct lov_stripe_md *md)
+ __releases(&md->lsm_lock)
{
LASSERT(md->lsm_lock_owner == current_pid());
md->lsm_lock_owner = 0;
--
1.9.1
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2014-09-06 10:20 [PATCH] staging/lustre: annotate lock/unlock in lov_stripe_lock / lov_stripe_unlock Mostyn Bramley-Moore
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