[PATCH v2 24/31] mips/sgi-ip22: Use separate static data field with with static timer

From: Kees Cook
Date: Wed Sep 20 2017 - 19:41:09 EST


In preparation for changing the timer callback argument to the timer
pointer, move to a separate static data variable.

Cc: Ralf Baechle <ralf@xxxxxxxxxxxxxx>
Cc: James Hogan <james.hogan@xxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Paul Gortmaker <paul.gortmaker@xxxxxxxxxxxxx>
Cc: linux-mips@xxxxxxxxxxxxxx
Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
Acked-by: Ralf Baechle <ralf@xxxxxxxxxxxxxx>
---
arch/mips/sgi-ip22/ip22-reset.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/arch/mips/sgi-ip22/ip22-reset.c b/arch/mips/sgi-ip22/ip22-reset.c
index 196b041866ac..5cc32610e6d3 100644
--- a/arch/mips/sgi-ip22/ip22-reset.c
+++ b/arch/mips/sgi-ip22/ip22-reset.c
@@ -38,6 +38,7 @@
#define PANIC_FREQ (HZ / 8)

static struct timer_list power_timer, blink_timer, debounce_timer;
+static unsigned long blink_timer_timeout;

#define MACHINE_PANICED 1
#define MACHINE_SHUTTING_DOWN 2
@@ -86,13 +87,13 @@ static void power_timeout(unsigned long data)
sgi_machine_power_off();
}

-static void blink_timeout(unsigned long data)
+static void blink_timeout(unsigned long unused)
{
/* XXX fix this for fullhouse */
sgi_ioc_reset ^= (SGIOC_RESET_LC0OFF|SGIOC_RESET_LC1OFF);
sgioc->reset = sgi_ioc_reset;

- mod_timer(&blink_timer, jiffies + data);
+ mod_timer(&blink_timer, jiffies + blink_timer_timeout);
}

static void debounce(unsigned long data)
@@ -128,8 +129,8 @@ static inline void power_button(void)
}

machine_state |= MACHINE_SHUTTING_DOWN;
- blink_timer.data = POWERDOWN_FREQ;
- blink_timeout(POWERDOWN_FREQ);
+ blink_timer_timeout = POWERDOWN_FREQ;
+ blink_timeout(0);

setup_timer(&power_timer, power_timeout, 0UL);
power_timer.expires = jiffies + POWERDOWN_TIMEOUT * HZ;
@@ -169,8 +170,8 @@ static int panic_event(struct notifier_block *this, unsigned long event,
return NOTIFY_DONE;
machine_state |= MACHINE_PANICED;

- blink_timer.data = PANIC_FREQ;
- blink_timeout(PANIC_FREQ);
+ blink_timer_timeout = PANIC_FREQ;
+ blink_timeout(0);

return NOTIFY_DONE;
}
@@ -193,8 +194,7 @@ static int __init reboot_setup(void)
return res;
}

- init_timer(&blink_timer);
- blink_timer.function = blink_timeout;
+ setup_timer(&blink_timer, blink_timeout, 0);
atomic_notifier_chain_register(&panic_notifier_list, &panic_block);

return 0;
--
2.7.4