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Message-ID: <tip-df7e828c1b699792b2ff26ebcf0a6d1025b2b790@git.kernel.org>
Date: Thu, 5 Oct 2017 06:05:25 -0700
From: tip-bot for Kees Cook <tipbot@...or.com>
To: linux-tip-commits@...r.kernel.org
Cc: ralf@...ux-mips.org, hpa@...or.com, kvalo@....qualcomm.com,
mingo@...nel.org, linux@...ck-us.net, mpe@...erman.id.au,
stefanr@...6.in-berlin.de, geert@...ux-m68k.org,
john.stultz@...aro.org, len.brown@...el.com,
harish.patil@...ium.com, keescook@...omium.org,
sudipm.mukherjee@...il.com, linux-kernel@...r.kernel.org,
pavel@....cz, arnd@...db.de, oleg@...hat.com, pmladek@...e.com,
sboyd@...eaurora.org, viresh.kumar@...aro.org,
jejb@...ux.vnet.ibm.com, mark.gross@...el.com, tglx@...utronix.de,
mdr@....com, ubraun@...ux.vnet.ibm.com, sre@...nel.org,
heiko.carstens@...ibm.com, rjw@...ysocki.net,
schwidefsky@...ibm.com, jiangshanlai@...il.com,
cmetcalf@...lanox.com, martin.petersen@...cle.com,
paulus@...ba.org, wim@...ana.be, manish.chopra@...ium.com,
jwi@...ux.vnet.ibm.com, tj@...nel.org, akpm@...ux-foundation.org,
gregkh@...uxfoundation.org, benh@...nel.crashing.org
Subject: [tip:timers/core] timer: Remove init_timer_deferrable() in favor of
timer_setup()
Commit-ID: df7e828c1b699792b2ff26ebcf0a6d1025b2b790
Gitweb: https://git.kernel.org/tip/df7e828c1b699792b2ff26ebcf0a6d1025b2b790
Author: Kees Cook <keescook@...omium.org>
AuthorDate: Wed, 4 Oct 2017 16:26:59 -0700
Committer: Thomas Gleixner <tglx@...utronix.de>
CommitDate: Thu, 5 Oct 2017 15:01:18 +0200
timer: Remove init_timer_deferrable() in favor of timer_setup()
This refactors the only users of init_timer_deferrable() to use
the new timer_setup() and from_timer(). Removes definition of
init_timer_deferrable().
Signed-off-by: Kees Cook <keescook@...omium.org>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Acked-by: David S. Miller <davem@...emloft.net> # for networking parts
Acked-by: Sebastian Reichel <sre@...nel.org> # for drivers/hsi parts
Cc: linux-mips@...ux-mips.org
Cc: Petr Mladek <pmladek@...e.com>
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc: Lai Jiangshan <jiangshanlai@...il.com>
Cc: Oleg Nesterov <oleg@...hat.com>
Cc: Kalle Valo <kvalo@....qualcomm.com>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Pavel Machek <pavel@....cz>
Cc: linux1394-devel@...ts.sourceforge.net
Cc: Chris Metcalf <cmetcalf@...lanox.com>
Cc: linux-s390@...r.kernel.org
Cc: "James E.J. Bottomley" <jejb@...ux.vnet.ibm.com>
Cc: Wim Van Sebroeck <wim@...ana.be>
Cc: Michael Ellerman <mpe@...erman.id.au>
Cc: Ursula Braun <ubraun@...ux.vnet.ibm.com>
Cc: Geert Uytterhoeven <geert@...ux-m68k.org>
Cc: Viresh Kumar <viresh.kumar@...aro.org>
Cc: Harish Patil <harish.patil@...ium.com>
Cc: Stephen Boyd <sboyd@...eaurora.org>
Cc: Guenter Roeck <linux@...ck-us.net>
Cc: Manish Chopra <manish.chopra@...ium.com>
Cc: Len Brown <len.brown@...el.com>
Cc: Arnd Bergmann <arnd@...db.de>
Cc: linux-pm@...r.kernel.org
Cc: Heiko Carstens <heiko.carstens@...ibm.com>
Cc: Tejun Heo <tj@...nel.org>
Cc: Julian Wiedmann <jwi@...ux.vnet.ibm.com>
Cc: John Stultz <john.stultz@...aro.org>
Cc: Mark Gross <mark.gross@...el.com>
Cc: "Rafael J. Wysocki" <rjw@...ysocki.net>
Cc: linux-watchdog@...r.kernel.org
Cc: linux-scsi@...r.kernel.org
Cc: "Martin K. Petersen" <martin.petersen@...cle.com>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: linux-wireless@...r.kernel.org
Cc: Sebastian Reichel <sre@...nel.org>
Cc: Ralf Baechle <ralf@...ux-mips.org>
Cc: Stefan Richter <stefanr@...6.in-berlin.de>
Cc: Michael Reed <mdr@....com>
Cc: netdev@...r.kernel.org
Cc: Martin Schwidefsky <schwidefsky@...ibm.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: linuxppc-dev@...ts.ozlabs.org
Cc: Sudip Mukherjee <sudipm.mukherjee@...il.com>
Link: https://lkml.kernel.org/r/1507159627-127660-6-git-send-email-keescook@chromium.org
---
arch/powerpc/mm/numa.c | 12 +++++------
drivers/hsi/clients/ssi_protocol.c | 32 ++++++++++++++++------------
drivers/net/ethernet/qlogic/qlge/qlge_main.c | 11 ++++------
drivers/net/vxlan.c | 8 +++----
drivers/net/wireless/ath/ath6kl/recovery.c | 9 ++++----
include/linux/timer.h | 2 --
6 files changed, 34 insertions(+), 40 deletions(-)
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index b95c584..f9b6107 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -1453,7 +1453,7 @@ static void topology_schedule_update(void)
schedule_work(&topology_work);
}
-static void topology_timer_fn(unsigned long ignored)
+static void topology_timer_fn(struct timer_list *unused)
{
if (prrn_enabled && cpumask_weight(&cpu_associativity_changes_mask))
topology_schedule_update();
@@ -1463,14 +1463,11 @@ static void topology_timer_fn(unsigned long ignored)
reset_topology_timer();
}
}
-static struct timer_list topology_timer =
- TIMER_INITIALIZER(topology_timer_fn, 0, 0);
+static struct timer_list topology_timer;
static void reset_topology_timer(void)
{
- topology_timer.data = 0;
- topology_timer.expires = jiffies + 60 * HZ;
- mod_timer(&topology_timer, topology_timer.expires);
+ mod_timer(&topology_timer, jiffies + 60 * HZ);
}
#ifdef CONFIG_SMP
@@ -1530,7 +1527,8 @@ int start_topology_update(void)
prrn_enabled = 0;
vphn_enabled = 1;
setup_cpu_associativity_change_counters();
- init_timer_deferrable(&topology_timer);
+ timer_setup(&topology_timer, topology_timer_fn,
+ TIMER_DEFERRABLE);
reset_topology_timer();
}
}
diff --git a/drivers/hsi/clients/ssi_protocol.c b/drivers/hsi/clients/ssi_protocol.c
index 93d28c0..67af03d 100644
--- a/drivers/hsi/clients/ssi_protocol.c
+++ b/drivers/hsi/clients/ssi_protocol.c
@@ -464,10 +464,10 @@ static void ssip_error(struct hsi_client *cl)
hsi_async_read(cl, msg);
}
-static void ssip_keep_alive(unsigned long data)
+static void ssip_keep_alive(struct timer_list *t)
{
- struct hsi_client *cl = (struct hsi_client *)data;
- struct ssi_protocol *ssi = hsi_client_drvdata(cl);
+ struct ssi_protocol *ssi = from_timer(ssi, t, keep_alive);
+ struct hsi_client *cl = ssi->cl;
dev_dbg(&cl->device, "Keep alive kick in: m(%d) r(%d) s(%d)\n",
ssi->main_state, ssi->recv_state, ssi->send_state);
@@ -490,9 +490,19 @@ static void ssip_keep_alive(unsigned long data)
spin_unlock(&ssi->lock);
}
-static void ssip_wd(unsigned long data)
+static void ssip_rx_wd(struct timer_list *t)
+{
+ struct ssi_protocol *ssi = from_timer(ssi, t, rx_wd);
+ struct hsi_client *cl = ssi->cl;
+
+ dev_err(&cl->device, "Watchdog trigerred\n");
+ ssip_error(cl);
+}
+
+static void ssip_tx_wd(unsigned long data)
{
- struct hsi_client *cl = (struct hsi_client *)data;
+ struct ssi_protocol *ssi = from_timer(ssi, t, tx_wd);
+ struct hsi_client *cl = ssi->cl;
dev_err(&cl->device, "Watchdog trigerred\n");
ssip_error(cl);
@@ -1084,15 +1094,9 @@ static int ssi_protocol_probe(struct device *dev)
}
spin_lock_init(&ssi->lock);
- init_timer_deferrable(&ssi->rx_wd);
- init_timer_deferrable(&ssi->tx_wd);
- init_timer(&ssi->keep_alive);
- ssi->rx_wd.data = (unsigned long)cl;
- ssi->rx_wd.function = ssip_wd;
- ssi->tx_wd.data = (unsigned long)cl;
- ssi->tx_wd.function = ssip_wd;
- ssi->keep_alive.data = (unsigned long)cl;
- ssi->keep_alive.function = ssip_keep_alive;
+ timer_setup(&ssi->rx_wd, ssip_rx_wd, TIMER_DEFERRABLE);
+ timer_setup(&ssi->tx_wd, ssip_tx_wd, TIMER_DEFERRABLE);
+ timer_setup(&ssi->keep_alive, ssip_keep_alive, 0);
INIT_LIST_HEAD(&ssi->txqueue);
INIT_LIST_HEAD(&ssi->cmdqueue);
atomic_set(&ssi->tx_usecnt, 0);
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_main.c b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
index 9feec70..29fea74 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_main.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
@@ -4725,9 +4725,9 @@ static const struct net_device_ops qlge_netdev_ops = {
.ndo_vlan_rx_kill_vid = qlge_vlan_rx_kill_vid,
};
-static void ql_timer(unsigned long data)
+static void ql_timer(struct timer_list *t)
{
- struct ql_adapter *qdev = (struct ql_adapter *)data;
+ struct ql_adapter *qdev = from_timer(qdev, t, timer);
u32 var = 0;
var = ql_read32(qdev, STS);
@@ -4806,11 +4806,8 @@ static int qlge_probe(struct pci_dev *pdev,
/* Start up the timer to trigger EEH if
* the bus goes dead
*/
- init_timer_deferrable(&qdev->timer);
- qdev->timer.data = (unsigned long)qdev;
- qdev->timer.function = ql_timer;
- qdev->timer.expires = jiffies + (5*HZ);
- add_timer(&qdev->timer);
+ timer_setup(&qdev->timer, ql_timer, TIMER_DEFERRABLE);
+ mod_timer(&qdev->timer, jiffies + (5*HZ));
ql_link_off(qdev);
ql_display_dev_info(ndev);
atomic_set(&qdev->lb_count, 0);
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index d7c49cf..3247d2f 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -2325,9 +2325,9 @@ static netdev_tx_t vxlan_xmit(struct sk_buff *skb, struct net_device *dev)
}
/* Walk the forwarding table and purge stale entries */
-static void vxlan_cleanup(unsigned long arg)
+static void vxlan_cleanup(struct timer_list *t)
{
- struct vxlan_dev *vxlan = (struct vxlan_dev *) arg;
+ struct vxlan_dev *vxlan = from_timer(vxlan, t, age_timer);
unsigned long next_timer = jiffies + FDB_AGE_INTERVAL;
unsigned int h;
@@ -2647,9 +2647,7 @@ static void vxlan_setup(struct net_device *dev)
INIT_LIST_HEAD(&vxlan->next);
spin_lock_init(&vxlan->hash_lock);
- init_timer_deferrable(&vxlan->age_timer);
- vxlan->age_timer.function = vxlan_cleanup;
- vxlan->age_timer.data = (unsigned long) vxlan;
+ timer_setup(&vxlan->age_timer, vxlan_cleanup, TIMER_DEFERRABLE);
vxlan->dev = dev;
diff --git a/drivers/net/wireless/ath/ath6kl/recovery.c b/drivers/net/wireless/ath/ath6kl/recovery.c
index 3a8d5e9..c09e40c 100644
--- a/drivers/net/wireless/ath/ath6kl/recovery.c
+++ b/drivers/net/wireless/ath/ath6kl/recovery.c
@@ -60,9 +60,9 @@ void ath6kl_recovery_hb_event(struct ath6kl *ar, u32 cookie)
ar->fw_recovery.hb_pending = false;
}
-static void ath6kl_recovery_hb_timer(unsigned long data)
+static void ath6kl_recovery_hb_timer(struct timer_list *t)
{
- struct ath6kl *ar = (struct ath6kl *) data;
+ struct ath6kl *ar = from_timer(ar, t, fw_recovery.hb_timer);
int err;
if (test_bit(RECOVERY_CLEANUP, &ar->flag) ||
@@ -104,9 +104,8 @@ void ath6kl_recovery_init(struct ath6kl *ar)
recovery->seq_num = 0;
recovery->hb_misscnt = 0;
ar->fw_recovery.hb_pending = false;
- ar->fw_recovery.hb_timer.function = ath6kl_recovery_hb_timer;
- ar->fw_recovery.hb_timer.data = (unsigned long) ar;
- init_timer_deferrable(&ar->fw_recovery.hb_timer);
+ timer_setup(&ar->fw_recovery.hb_timer, ath6kl_recovery_hb_timer,
+ TIMER_DEFERRABLE);
if (ar->fw_recovery.hb_poll)
mod_timer(&ar->fw_recovery.hb_timer, jiffies +
diff --git a/include/linux/timer.h b/include/linux/timer.h
index 9da9035..10cc45c 100644
--- a/include/linux/timer.h
+++ b/include/linux/timer.h
@@ -128,8 +128,6 @@ static inline void init_timer_on_stack_key(struct timer_list *timer,
#define init_timer(timer) \
__init_timer((timer), 0)
-#define init_timer_deferrable(timer) \
- __init_timer((timer), TIMER_DEFERRABLE)
#define __setup_timer(_timer, _fn, _data, _flags) \
do { \
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