4.16-stable review patch. If anyone has any objections, please let me know.
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From: Ingo Molnar mingo@elte.hu
[ Upstream commit af3e0fcf78879f718c5f73df0814951bd7057d34 ]
Use disable_irq_nosync() instead of disable_irq() as this might be called in atomic context with netpoll.
Signed-off-by: Ingo Molnar mingo@elte.hu Signed-off-by: Thomas Gleixner tglx@linutronix.de Signed-off-by: Sebastian Andrzej Siewior bigeasy@linutronix.de Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/net/ethernet/realtek/8139too.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/net/ethernet/realtek/8139too.c +++ b/drivers/net/ethernet/realtek/8139too.c @@ -2224,7 +2224,7 @@ static void rtl8139_poll_controller(stru struct rtl8139_private *tp = netdev_priv(dev); const int irq = tp->pci_dev->irq;
- disable_irq(irq); + disable_irq_nosync(irq); rtl8139_interrupt(irq, dev); enable_irq(irq); }