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| author | Kees Cook <keescook@chromium.org> | 2017-10-16 14:56:58 -0700 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2017-10-19 23:15:16 +0200 |
| commit | 1843594c56bd79598a7ca4e6f7b6173e7d71b941 (patch) | |
| tree | 5b3ac632d30ae26abe5064841a8dd35fd56859e9 /drivers | |
| parent | 3a29ddb1c5986a6d3f941bfb1f434105203ce7f6 (diff) | |
| download | linux-stable-1843594c56bd79598a7ca4e6f7b6173e7d71b941.tar.gz linux-stable-1843594c56bd79598a7ca4e6f7b6173e7d71b941.tar.bz2 linux-stable-1843594c56bd79598a7ca4e6f7b6173e7d71b941.zip | |
ahci: Convert timers to use timer_setup()
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly. Adds a pointer back to link
structure.
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Tejun Heo <tj@kernel.org>
Cc: linux-ide@vger.kernel.org
Link: https://lkml.kernel.org/r/20171016215658.GA101965@beast
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/ata/ahci.h | 1 | ||||
| -rw-r--r-- | drivers/ata/libahci.c | 11 |
2 files changed, 7 insertions, 5 deletions
diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h index 8b61123d2c3c..749fd94441b0 100644 --- a/drivers/ata/ahci.h +++ b/drivers/ata/ahci.h @@ -303,6 +303,7 @@ struct ahci_em_priv { unsigned long saved_activity; unsigned long activity; unsigned long led_state; + struct ata_link *link; }; struct ahci_port_priv { diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c index 3e286d86ab42..a0de7a38430c 100644 --- a/drivers/ata/libahci.c +++ b/drivers/ata/libahci.c @@ -968,12 +968,12 @@ static void ahci_sw_activity(struct ata_link *link) mod_timer(&emp->timer, jiffies + msecs_to_jiffies(10)); } -static void ahci_sw_activity_blink(unsigned long arg) +static void ahci_sw_activity_blink(struct timer_list *t) { - struct ata_link *link = (struct ata_link *)arg; + struct ahci_em_priv *emp = from_timer(emp, t, timer); + struct ata_link *link = emp->link; struct ata_port *ap = link->ap; - struct ahci_port_priv *pp = ap->private_data; - struct ahci_em_priv *emp = &pp->em_priv[link->pmp]; + unsigned long led_message = emp->led_state; u32 activity_led_state; unsigned long flags; @@ -1020,7 +1020,8 @@ static void ahci_init_sw_activity(struct ata_link *link) /* init activity stats, setup timer */ emp->saved_activity = emp->activity = 0; - setup_timer(&emp->timer, ahci_sw_activity_blink, (unsigned long)link); + emp->link = link; + timer_setup(&emp->timer, ahci_sw_activity_blink, 0); /* check our blink policy and set flag for link if it's enabled */ if (emp->blink_policy) |