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Diffstat (limited to '')
| -rw-r--r-- | debian/patches-rt/0140-net-sundance-Use-tasklet_disable_in_atomic.patch | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/debian/patches-rt/0140-net-sundance-Use-tasklet_disable_in_atomic.patch b/debian/patches-rt/0140-net-sundance-Use-tasklet_disable_in_atomic.patch new file mode 100644 index 000000000..cc8eade7d --- /dev/null +++ b/debian/patches-rt/0140-net-sundance-Use-tasklet_disable_in_atomic.patch @@ -0,0 +1,39 @@ +From b8d19bf463893a07bab9120bd628798515f3e6e0 Mon Sep 17 00:00:00 2001 +From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> +Date: Tue, 9 Mar 2021 09:42:12 +0100 +Subject: [PATCH 140/323] net: sundance: Use tasklet_disable_in_atomic(). +Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/5.10/older/patches-5.10.204-rt100.tar.xz + +tasklet_disable() is used in the timer callback. This might be distangled, +but without access to the hardware that's a bit risky. + +Replace it with tasklet_disable_in_atomic() so tasklet_disable() can be +changed to a sleep wait once all remaining atomic users are converted. + +Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> +Signed-off-by: Thomas Gleixner <tglx@linutronix.de> +Cc: Denis Kirjanov <kda@linux-powerpc.org> +Cc: "David S. Miller" <davem@davemloft.net> +Cc: Jakub Kicinski <kuba@kernel.org> +Cc: netdev@vger.kernel.org +Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> +--- + drivers/net/ethernet/dlink/sundance.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/net/ethernet/dlink/sundance.c b/drivers/net/ethernet/dlink/sundance.c +index e3a8858915b3..df0eab479d51 100644 +--- a/drivers/net/ethernet/dlink/sundance.c ++++ b/drivers/net/ethernet/dlink/sundance.c +@@ -963,7 +963,7 @@ static void tx_timeout(struct net_device *dev, unsigned int txqueue) + unsigned long flag; + + netif_stop_queue(dev); +- tasklet_disable(&np->tx_tasklet); ++ tasklet_disable_in_atomic(&np->tx_tasklet); + iowrite16(0, ioaddr + IntrEnable); + printk(KERN_WARNING "%s: Transmit timed out, TxStatus %2.2x " + "TxFrameId %2.2x," +-- +2.43.0 + |