diff options
Diffstat (limited to 'target/linux/layerscape/patches-4.9/603-sdk_dpaa-update-the-xmit-timestamp-to-avoid-watchdog.patch')
| -rw-r--r-- | target/linux/layerscape/patches-4.9/603-sdk_dpaa-update-the-xmit-timestamp-to-avoid-watchdog.patch | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/target/linux/layerscape/patches-4.9/603-sdk_dpaa-update-the-xmit-timestamp-to-avoid-watchdog.patch b/target/linux/layerscape/patches-4.9/603-sdk_dpaa-update-the-xmit-timestamp-to-avoid-watchdog.patch deleted file mode 100644 index a9a45962c5..0000000000 --- a/target/linux/layerscape/patches-4.9/603-sdk_dpaa-update-the-xmit-timestamp-to-avoid-watchdog.patch +++ /dev/null @@ -1,60 +0,0 @@ -From 3d33284eb087deb7f62639a2d2c03b9d0a3eeb34 Mon Sep 17 00:00:00 2001 -From: Camelia Groza <camelia.groza@nxp.com> -Date: Mon, 11 Sep 2017 17:20:41 +0800 -Subject: [PATCH] sdk_dpaa: update the xmit timestamp to avoid watchdog - timeouts - -[core-linux part] - -Update txq0's trans_start in order to prevent the netdev watchdog from -triggering too quickly. Since we set the LLTX flag, the stack won't update -the jiffies for other tx queues. Prevent the watchdog from checking the -other tx queues by adding the NETIF_HW_ACCEL_MQ flag. - -Signed-off-by: Camelia Groza <camelia.groza@nxp.com> ---- - include/linux/netdev_features.h | 2 ++ - net/sched/sch_generic.c | 7 +++++++ - 2 files changed, 9 insertions(+) - -diff --git a/include/linux/netdev_features.h b/include/linux/netdev_features.h -index 9c6c8ef2e9e7..90b4107ebeff 100644 ---- a/include/linux/netdev_features.h -+++ b/include/linux/netdev_features.h -@@ -74,6 +74,7 @@ enum { - NETIF_F_BUSY_POLL_BIT, /* Busy poll */ - - NETIF_F_HW_TC_BIT, /* Offload TC infrastructure */ -+ NETIF_F_HW_ACCEL_MQ_BIT, /* Hardware-accelerated multiqueue */ - - /* - * Add your fresh new feature above and remember to update -@@ -136,6 +137,7 @@ enum { - #define NETIF_F_HW_L2FW_DOFFLOAD __NETIF_F(HW_L2FW_DOFFLOAD) - #define NETIF_F_BUSY_POLL __NETIF_F(BUSY_POLL) - #define NETIF_F_HW_TC __NETIF_F(HW_TC) -+#define NETIF_F_HW_ACCEL_MQ __NETIF_F(HW_ACCEL_MQ) - - #define for_each_netdev_feature(mask_addr, bit) \ - for_each_set_bit(bit, (unsigned long *)mask_addr, NETDEV_FEATURE_COUNT) -diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c -index 6cfb6e9038c2..3fab16cb7c58 100644 ---- a/net/sched/sch_generic.c -+++ b/net/sched/sch_generic.c -@@ -309,6 +309,13 @@ static void dev_watchdog(unsigned long arg) - txq->trans_timeout++; - break; - } -+ -+ /* Devices with HW_ACCEL_MQ have multiple txqs -+ * but update only the first one's transmission -+ * timestamp so avoid checking the rest. -+ */ -+ if (dev->features & NETIF_F_HW_ACCEL_MQ) -+ break; - } - - if (some_queue_timedout) { --- -2.11.1 - |