* [PATCH net-next] ionic: fix a sleeping in atomic bug
@ 2021-09-03 13:18 Dan Carpenter
2021-09-03 15:14 ` Shannon Nelson
0 siblings, 1 reply; 3+ messages in thread
From: Dan Carpenter @ 2021-09-03 13:18 UTC (permalink / raw)
To: Shannon Nelson
Cc: drivers, David S. Miller, Jakub Kicinski, Allen Hubbe, netdev,
kernel-janitors
This code is holding spin_lock_bh(&lif->rx_filters.lock); so the
allocation needs to be atomic.
Fixes: 969f84394604 ("ionic: sync the filters in the work task")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
drivers/net/ethernet/pensando/ionic/ionic_rx_filter.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_rx_filter.c b/drivers/net/ethernet/pensando/ionic/ionic_rx_filter.c
index 7e3a5634c161..25ecfcfa1281 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_rx_filter.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_rx_filter.c
@@ -318,7 +318,7 @@ void ionic_rx_filter_sync(struct ionic_lif *lif)
if (f->state == IONIC_FILTER_STATE_NEW ||
f->state == IONIC_FILTER_STATE_OLD) {
sync_item = devm_kzalloc(dev, sizeof(*sync_item),
- GFP_KERNEL);
+ GFP_ATOMIC);
if (!sync_item)
goto loop_out;
--
2.20.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH net-next] ionic: fix a sleeping in atomic bug
2021-09-03 13:18 [PATCH net-next] ionic: fix a sleeping in atomic bug Dan Carpenter
@ 2021-09-03 15:14 ` Shannon Nelson
2021-09-03 23:17 ` Jakub Kicinski
0 siblings, 1 reply; 3+ messages in thread
From: Shannon Nelson @ 2021-09-03 15:14 UTC (permalink / raw)
To: Dan Carpenter
Cc: drivers, David S. Miller, Jakub Kicinski, Allen Hubbe, netdev,
kernel-janitors
On 9/3/21 6:18 AM, Dan Carpenter wrote:
> This code is holding spin_lock_bh(&lif->rx_filters.lock); so the
> allocation needs to be atomic.
>
> Fixes: 969f84394604 ("ionic: sync the filters in the work task")
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Shannon Nelson <snelson@pensando.io>
> ---
> drivers/net/ethernet/pensando/ionic/ionic_rx_filter.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/pensando/ionic/ionic_rx_filter.c b/drivers/net/ethernet/pensando/ionic/ionic_rx_filter.c
> index 7e3a5634c161..25ecfcfa1281 100644
> --- a/drivers/net/ethernet/pensando/ionic/ionic_rx_filter.c
> +++ b/drivers/net/ethernet/pensando/ionic/ionic_rx_filter.c
> @@ -318,7 +318,7 @@ void ionic_rx_filter_sync(struct ionic_lif *lif)
> if (f->state == IONIC_FILTER_STATE_NEW ||
> f->state == IONIC_FILTER_STATE_OLD) {
> sync_item = devm_kzalloc(dev, sizeof(*sync_item),
> - GFP_KERNEL);
> + GFP_ATOMIC);
> if (!sync_item)
> goto loop_out;
>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH net-next] ionic: fix a sleeping in atomic bug
2021-09-03 15:14 ` Shannon Nelson
@ 2021-09-03 23:17 ` Jakub Kicinski
0 siblings, 0 replies; 3+ messages in thread
From: Jakub Kicinski @ 2021-09-03 23:17 UTC (permalink / raw)
To: Shannon Nelson, Dan Carpenter
Cc: drivers, David S. Miller, Allen Hubbe, netdev, kernel-janitors
On Fri, 3 Sep 2021 08:14:25 -0700 Shannon Nelson wrote:
> On 9/3/21 6:18 AM, Dan Carpenter wrote:
> > This code is holding spin_lock_bh(&lif->rx_filters.lock); so the
> > allocation needs to be atomic.
> >
> > Fixes: 969f84394604 ("ionic: sync the filters in the work task")
> > Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
>
> Signed-off-by: Shannon Nelson <snelson@pensando.io>
Applied, thanks!
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2021-09-03 23:18 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2021-09-03 13:18 [PATCH net-next] ionic: fix a sleeping in atomic bug Dan Carpenter
2021-09-03 15:14 ` Shannon Nelson
2021-09-03 23:17 ` Jakub Kicinski
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