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Date: Wed, 30 Apr 2014 12:34:29 -0400
From: Steven Rostedt <rostedt@...dmis.org>
To: LKML <linux-kernel@...r.kernel.org>,
linux-rt-users <linux-rt-users@...r.kernel.org>
Cc: Thomas Gleixner <tglx@...utronix.de>,
Carsten Emde <C.Emde@...dl.org>,
John Kacur <jkacur@...hat.com>,
Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Subject: [ANNOUNCE] 3.4.87-rt109
Dear RT Folks,
I'm pleased to announce the 3.4.87-rt109 stable release.
You can get this release via the git tree at:
git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-stable-rt.git
branch: v3.4-rt
Head SHA1: f87482ecbdaf7c16967ff92a92812c5e918f15fd
Or to build 3.4.87-rt109 directly, the following patches should be applied:
http://www.kernel.org/pub/linux/kernel/v3.x/linux-3.4.tar.xz
http://www.kernel.org/pub/linux/kernel/v3.x/patch-3.4.87.xz
http://www.kernel.org/pub/linux/kernel/projects/rt/3.4/patch-3.4.87-rt109.patch.xz
You can also build from 3.4.87-rt108 by applying the incremental patch:
http://www.kernel.org/pub/linux/kernel/projects/rt/3.4/incr/patch-3.4.87-rt108-rt109.patch.xz
Enjoy,
-- Steve
Changes from v3.4.87-rt108:
---
Sebastian Andrzej Siewior (2):
net: gianfar: do not disable interrupts
rcu: make RCU_BOOST default on RT
Steven Rostedt (Red Hat) (1):
Linux 3.4.87-rt109
----
drivers/net/ethernet/freescale/gianfar.c | 16 ++++++++--------
drivers/net/ethernet/freescale/gianfar_ethtool.c | 8 ++++----
drivers/net/ethernet/freescale/gianfar_sysfs.c | 24 ++++++++++++------------
init/Kconfig | 2 +-
localversion-rt | 2 +-
5 files changed, 26 insertions(+), 26 deletions(-)
---------------------------
diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c
index f3e3ee1..922a817 100644
--- a/drivers/net/ethernet/freescale/gianfar.c
+++ b/drivers/net/ethernet/freescale/gianfar.c
@@ -1257,7 +1257,7 @@ static int gfar_suspend(struct device *dev)
if (netif_running(ndev)) {
- local_irq_save(flags);
+ local_irq_save_nort(flags);
lock_tx_qs(priv);
lock_rx_qs(priv);
@@ -1275,7 +1275,7 @@ static int gfar_suspend(struct device *dev)
unlock_rx_qs(priv);
unlock_tx_qs(priv);
- local_irq_restore(flags);
+ local_irq_restore_nort(flags);
disable_napi(priv);
@@ -1316,7 +1316,7 @@ static int gfar_resume(struct device *dev)
/* Disable Magic Packet mode, in case something
* else woke us up.
*/
- local_irq_save(flags);
+ local_irq_save_nort(flags);
lock_tx_qs(priv);
lock_rx_qs(priv);
@@ -1328,7 +1328,7 @@ static int gfar_resume(struct device *dev)
unlock_rx_qs(priv);
unlock_tx_qs(priv);
- local_irq_restore(flags);
+ local_irq_restore_nort(flags);
netif_device_attach(ndev);
@@ -2312,7 +2312,7 @@ void gfar_vlan_mode(struct net_device *dev, netdev_features_t features)
u32 tempval;
regs = priv->gfargrp[0].regs;
- local_irq_save(flags);
+ local_irq_save_nort(flags);
lock_rx_qs(priv);
if (features & NETIF_F_HW_VLAN_TX) {
@@ -2344,7 +2344,7 @@ void gfar_vlan_mode(struct net_device *dev, netdev_features_t features)
gfar_change_mtu(dev, dev->mtu);
unlock_rx_qs(priv);
- local_irq_restore(flags);
+ local_irq_restore_nort(flags);
}
static int gfar_change_mtu(struct net_device *dev, int new_mtu)
@@ -3223,14 +3223,14 @@ static irqreturn_t gfar_error(int irq, void *grp_id)
dev->stats.tx_dropped++;
priv->extra_stats.tx_underrun++;
- local_irq_save(flags);
+ local_irq_save_nort(flags);
lock_tx_qs(priv);
/* Reactivate the Tx Queues */
gfar_write(®s->tstat, gfargrp->tstat);
unlock_tx_qs(priv);
- local_irq_restore(flags);
+ local_irq_restore_nort(flags);
}
netif_dbg(priv, tx_err, dev, "Transmit Error\n");
}
diff --git a/drivers/net/ethernet/freescale/gianfar_ethtool.c b/drivers/net/ethernet/freescale/gianfar_ethtool.c
index 8d74efd..a49e50c 100644
--- a/drivers/net/ethernet/freescale/gianfar_ethtool.c
+++ b/drivers/net/ethernet/freescale/gianfar_ethtool.c
@@ -486,7 +486,7 @@ static int gfar_sringparam(struct net_device *dev, struct ethtool_ringparam *rva
/* Halt TX and RX, and process the frames which
* have already been received */
- local_irq_save(flags);
+ local_irq_save_nort(flags);
lock_tx_qs(priv);
lock_rx_qs(priv);
@@ -494,7 +494,7 @@ static int gfar_sringparam(struct net_device *dev, struct ethtool_ringparam *rva
unlock_rx_qs(priv);
unlock_tx_qs(priv);
- local_irq_restore(flags);
+ local_irq_restore_nort(flags);
for (i = 0; i < priv->num_rx_queues; i++)
gfar_clean_rx_ring(priv->rx_queue[i],
@@ -535,7 +535,7 @@ int gfar_set_features(struct net_device *dev, netdev_features_t features)
if (dev->flags & IFF_UP) {
/* Halt TX and RX, and process the frames which
* have already been received */
- local_irq_save(flags);
+ local_irq_save_nort(flags);
lock_tx_qs(priv);
lock_rx_qs(priv);
@@ -543,7 +543,7 @@ int gfar_set_features(struct net_device *dev, netdev_features_t features)
unlock_tx_qs(priv);
unlock_rx_qs(priv);
- local_irq_restore(flags);
+ local_irq_restore_nort(flags);
for (i = 0; i < priv->num_rx_queues; i++)
gfar_clean_rx_ring(priv->rx_queue[i],
diff --git a/drivers/net/ethernet/freescale/gianfar_sysfs.c b/drivers/net/ethernet/freescale/gianfar_sysfs.c
index cd14a4d..da304d2 100644
--- a/drivers/net/ethernet/freescale/gianfar_sysfs.c
+++ b/drivers/net/ethernet/freescale/gianfar_sysfs.c
@@ -68,7 +68,7 @@ static ssize_t gfar_set_bd_stash(struct device *dev,
return count;
- local_irq_save(flags);
+ local_irq_save_nort(flags);
lock_rx_qs(priv);
/* Set the new stashing value */
@@ -84,7 +84,7 @@ static ssize_t gfar_set_bd_stash(struct device *dev,
gfar_write(®s->attr, temp);
unlock_rx_qs(priv);
- local_irq_restore(flags);
+ local_irq_restore_nort(flags);
return count;
}
@@ -112,7 +112,7 @@ static ssize_t gfar_set_rx_stash_size(struct device *dev,
if (!(priv->device_flags & FSL_GIANFAR_DEV_HAS_BUF_STASHING))
return count;
- local_irq_save(flags);
+ local_irq_save_nort(flags);
lock_rx_qs(priv);
if (length > priv->rx_buffer_size)
@@ -140,7 +140,7 @@ static ssize_t gfar_set_rx_stash_size(struct device *dev,
out:
unlock_rx_qs(priv);
- local_irq_restore(flags);
+ local_irq_restore_nort(flags);
return count;
}
@@ -171,7 +171,7 @@ static ssize_t gfar_set_rx_stash_index(struct device *dev,
if (!(priv->device_flags & FSL_GIANFAR_DEV_HAS_BUF_STASHING))
return count;
- local_irq_save(flags);
+ local_irq_save_nort(flags);
lock_rx_qs(priv);
if (index > priv->rx_stash_size)
@@ -189,7 +189,7 @@ static ssize_t gfar_set_rx_stash_index(struct device *dev,
out:
unlock_rx_qs(priv);
- local_irq_restore(flags);
+ local_irq_restore_nort(flags);
return count;
}
@@ -219,7 +219,7 @@ static ssize_t gfar_set_fifo_threshold(struct device *dev,
if (length > GFAR_MAX_FIFO_THRESHOLD)
return count;
- local_irq_save(flags);
+ local_irq_save_nort(flags);
lock_tx_qs(priv);
priv->fifo_threshold = length;
@@ -230,7 +230,7 @@ static ssize_t gfar_set_fifo_threshold(struct device *dev,
gfar_write(®s->fifo_tx_thr, temp);
unlock_tx_qs(priv);
- local_irq_restore(flags);
+ local_irq_restore_nort(flags);
return count;
}
@@ -259,7 +259,7 @@ static ssize_t gfar_set_fifo_starve(struct device *dev,
if (num > GFAR_MAX_FIFO_STARVE)
return count;
- local_irq_save(flags);
+ local_irq_save_nort(flags);
lock_tx_qs(priv);
priv->fifo_starve = num;
@@ -270,7 +270,7 @@ static ssize_t gfar_set_fifo_starve(struct device *dev,
gfar_write(®s->fifo_tx_starve, temp);
unlock_tx_qs(priv);
- local_irq_restore(flags);
+ local_irq_restore_nort(flags);
return count;
}
@@ -300,7 +300,7 @@ static ssize_t gfar_set_fifo_starve_off(struct device *dev,
if (num > GFAR_MAX_FIFO_STARVE_OFF)
return count;
- local_irq_save(flags);
+ local_irq_save_nort(flags);
lock_tx_qs(priv);
priv->fifo_starve_off = num;
@@ -311,7 +311,7 @@ static ssize_t gfar_set_fifo_starve_off(struct device *dev,
gfar_write(®s->fifo_tx_starve_shutoff, temp);
unlock_tx_qs(priv);
- local_irq_restore(flags);
+ local_irq_restore_nort(flags);
return count;
}
diff --git a/init/Kconfig b/init/Kconfig
index 87afda5..548f678 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -499,7 +499,7 @@ config TREE_RCU_TRACE
config RCU_BOOST
bool "Enable RCU priority boosting"
depends on RT_MUTEXES && PREEMPT_RCU
- default n
+ default y if PREEMPT_RT_FULL
help
This option boosts the priority of preempted RCU readers that
block the current preemptible RCU grace period for too long.
diff --git a/localversion-rt b/localversion-rt
index e31dc78..51fcc52 100644
--- a/localversion-rt
+++ b/localversion-rt
@@ -1 +1 @@
--rt108
+-rt109
--
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