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authorKees Cook2017-10-16 16:44:30 -0700
committerHeiko Carstens2017-11-14 11:01:39 +0100
commitc9602ee7d14a72086d10b50ac68e1ea5c01e7579 (patch)
tree69c4e128d8494649875a09c135fe61d336488464 /drivers/s390/char/con3270.c
parent846d0c6f794c4bef90a021b18cedde598758507c (diff)
s390/sclp: 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. Instead of creating an external static data variable, just define a separate callback which encodes the "force restart" desire. Cc: Peter Oberparleiter <oberpar@linux.vnet.ibm.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Kees Cook <keescook@chromium.org> [heiko.carstens@de.ibm.com: get rid of compile warning] Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Diffstat (limited to 'drivers/s390/char/con3270.c')
-rw-r--r--drivers/s390/char/con3270.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/s390/char/con3270.c b/drivers/s390/char/con3270.c
index be3e3c1206c2..fd2146bcc0ad 100644
--- a/drivers/s390/char/con3270.c
+++ b/drivers/s390/char/con3270.c
@@ -69,7 +69,7 @@ static struct con3270 *condev;
#define CON_UPDATE_STATUS 4 /* Update status line. */
#define CON_UPDATE_ALL 8 /* Recreate screen. */
-static void con3270_update(struct con3270 *);
+static void con3270_update(struct timer_list *);
/*
* Setup timeout for a device. On timeout trigger an update.
@@ -205,8 +205,9 @@ con3270_write_callback(struct raw3270_request *rq, void *data)
* Update console display.
*/
static void
-con3270_update(struct con3270 *cp)
+con3270_update(struct timer_list *t)
{
+ struct con3270 *cp = from_timer(cp, t, timer);
struct raw3270_request *wrq;
char wcc, prolog[6];
unsigned long flags;
@@ -552,7 +553,7 @@ con3270_flush(void)
con3270_update_status(cp);
while (cp->update_flags != 0) {
spin_unlock_irqrestore(&cp->view.lock, flags);
- con3270_update(cp);
+ con3270_update(&cp->timer);
spin_lock_irqsave(&cp->view.lock, flags);
con3270_wait_write(cp);
}
@@ -623,8 +624,7 @@ con3270_init(void)
INIT_LIST_HEAD(&condev->lines);
INIT_LIST_HEAD(&condev->update);
- setup_timer(&condev->timer, (void (*)(unsigned long)) con3270_update,
- (unsigned long) condev);
+ timer_setup(&condev->timer, con3270_update, 0);
tasklet_init(&condev->readlet,
(void (*)(unsigned long)) con3270_read_tasklet,
(unsigned long) condev->read);