Re: [PATCH 1/4 (final?)] ps3fb: thread updates
From: Geert Uytterhoeven <hidden>
Date: 2007-02-22 08:21:43
Also in:
linuxppc-dev
On Wed, 21 Feb 2007, Andrew Morton wrote:
On Tue, 20 Feb 2007 11:42:04 +0100 (CET) Geert Uytterhoeven [off-list ref] wrote:quoted
ps3fb: Replace the kernel_thread and the semaphore by a proper kthread, which is simply woken up when the screen must be updated<goes off and generates the incremental diff again so we can see what changed>
Sorry, I thought you were just going to replace the patch you already had in your queue/heap/stack.
quoted hunk ↗ jump to hunk
@@ -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?
Thanks, I'll add it.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- Sony Network and Software Technology Center Europe (NSCE)
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