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@chromium.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: David S. Miller <davem@davemloft.net> # for networking parts
Acked-by: Sebastian Reichel <sre@kernel.org> # for drivers/hsi parts
Cc: linux-mips@linux-mips.org
Cc: Petr Mladek <pmladek@suse.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Lai Jiangshan <jiangshanlai@gmail.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Kalle Valo <kvalo@qca.qualcomm.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Pavel Machek <pavel@ucw.cz>
Cc: linux1394-devel@lists.sourceforge.net
Cc: Chris Metcalf <cmetcalf@mellanox.com>
Cc: linux-s390@vger.kernel.org
Cc: "James E.J. Bottomley" <jejb@linux.vnet.ibm.com>
Cc: Wim Van Sebroeck <wim@iguana.be>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Ursula Braun <ubraun@linux.vnet.ibm.com>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Harish Patil <harish.patil@cavium.com>
Cc: Stephen Boyd <sboyd@codeaurora.org>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Manish Chopra <manish.chopra@cavium.com>
Cc: Len Brown <len.brown@intel.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: linux-pm@vger.kernel.org
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Tejun Heo <tj@kernel.org>
Cc: Julian Wiedmann <jwi@linux.vnet.ibm.com>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Mark Gross <mark.gross@intel.com>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
Cc: linux-watchdog@vger.kernel.org
Cc: linux-scsi@vger.kernel.org
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: linux-wireless@vger.kernel.org
Cc: Sebastian Reichel <sre@kernel.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Stefan Richter <stefanr@s5r6.in-berlin.de>
Cc: Michael Reed <mdr@sgi.com>
Cc: netdev@vger.kernel.org
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: linuxppc-dev@lists.ozlabs.org
Cc: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Link: https://lkml.kernel.org/r/1507159627-127660-6-git-send-email-keescook@chromium.org
This commit is contained in:
Kees Cook 2017-10-04 16:26:59 -07:00 committed by Thomas Gleixner
parent 185981d54a
commit df7e828c1b
6 changed files with 34 additions and 40 deletions

View File

@ -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();
}
}

View File

@ -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 hsi_client *cl = (struct hsi_client *)data;
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 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);

View File

@ -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);

View File

@ -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;

View File

@ -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 +

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@ -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 { \