[PATCH 1/4 (final?)] ps3fb: thread updates

Geert Uytterhoeven Geert.Uytterhoeven at sonycom.com
Thu Feb 22 23:16:41 EST 2007


On Wed, 21 Feb 2007, Andrew Morton wrote:
> On Tue, 20 Feb 2007 11:42:04 +0100 (CET)
> Geert Uytterhoeven <Geert.Uytterhoeven at sonycom.com> wrote:
> @@ -808,16 +807,13 @@ static int ps3fb_ioctl(struct fb_info *i
>  
>  static int ps3fbd(void *arg)
>  {
> -	DEFINE_WAIT(wait);
> -	DECLARE_WAIT_QUEUE_HEAD(wq);
> -
>  	while (!kthread_should_stop()) {
> -		prepare_to_wait(&wq, &wait, TASK_INTERRUPTIBLE);
> -		if (!ps3fb.is_kicked)
> -			schedule();
> -		finish_wait(&wq, &wait);
> -		ps3fb.is_kicked = 0;
> -		ps3fb_sync(0);	/* single buffer */
> +		set_current_state(TASK_INTERRUPTIBLE);
> +		if (ps3fb.is_kicked) {
> +			ps3fb.is_kicked = 0;
> +			ps3fb_sync(0);	/* single buffer */
> +		}
> +		schedule();
>  	}
>  	return 0;
>  }
> _
> 
> There's still no try_to_freeze() in there.  Shouldn't we have one?

Here it is. I'll also resend the whole patch for completeness.

Subject: ps3fb: add missing try_to_freeze()

ps3fb: add missing try_to_freeze()

Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven at sonycom.com>
---
 drivers/video/ps3fb.c |    2 ++
 1 files changed, 2 insertions(+)

--- ps3-linux-2.6.21-rc1.orig/drivers/video/ps3fb.c
+++ ps3-linux-2.6.21-rc1/drivers/video/ps3fb.c
@@ -33,6 +33,7 @@
 #include <linux/notifier.h>
 #include <linux/reboot.h>
 #include <linux/kthread.h>
+#include <linux/freezer.h>
 
 #include <asm/uaccess.h>
 #include <linux/fb.h>
@@ -808,6 +809,7 @@ static int ps3fb_ioctl(struct fb_info *i
 static int ps3fbd(void *arg)
 {
 	while (!kthread_should_stop()) {
+		try_to_freeze();
 		set_current_state(TASK_INTERRUPTIBLE);
 		if (ps3fb.is_kicked) {
 			ps3fb.is_kicked = 0;

Gr{oetje,eeting}s,

						Geert

--
Geert Uytterhoeven -- Sony Network and Software Technology Center Europe (NSCE)
Geert.Uytterhoeven at sonycom.com ------- The Corporate Village, Da Vincilaan 7-D1
Voice +32-2-7008453 Fax +32-2-7008622 ---------------- B-1935 Zaventem, Belgium



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