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Subject[PATCH 4/6] slimbus: Use GFP_ATOMIC under spin lock
Date
From: Wei Yongjun <weiyongjun1@huawei.com>

A spin lock is taken here so we should use GFP_ATOMIC.

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
drivers/slimbus/messaging.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/slimbus/messaging.c b/drivers/slimbus/messaging.c
index 8b2c77f516b9..a9a6dc4af0da 100644
--- a/drivers/slimbus/messaging.c
+++ b/drivers/slimbus/messaging.c
@@ -98,7 +98,7 @@ int slim_do_transfer(struct slim_controller *ctrl, struct slim_msg_txn *txn)
if (need_tid) {
spin_lock_irqsave(&ctrl->txn_lock, flags);
tid = idr_alloc(&ctrl->tid_idr, txn, 0,
- SLIM_MAX_TIDS, GFP_KERNEL);
+ SLIM_MAX_TIDS, GFP_ATOMIC);
txn->tid = tid;

if (!txn->msg->comp)
--
2.15.0
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