diff options
| author | Mike Isely <isely@pobox.com> | 2008-04-07 09:57:13 +0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-04-24 21:09:49 +0400 |
| commit | 13e027a8bf2a507334fa0d30246ce619ff581cbb (patch) | |
| tree | 0f10f22f8c8e7d4788b3fd8a232590ff769e7700 /drivers/media | |
| parent | 97f26ff6049a7fff5460cebe392ad1d699dc434c (diff) | |
| download | linux-13e027a8bf2a507334fa0d30246ce619ff581cbb.tar.xz | |
V4L/DVB (7713): pvrusb2: Implement cleaner DVB kernel thread shutdown
Earlier fix to handle DVB feed thread aborts was overly-aggressive.
We can take better advantage of what kthread_stop() can do. This
change simplifies things.
Signed-off-by: Mike Isely <isely@pobox.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/video/pvrusb2/pvrusb2-dvb.c | 6 | ||||
| -rw-r--r-- | drivers/media/video/pvrusb2/pvrusb2-dvb.h | 1 |
2 files changed, 1 insertions, 6 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-dvb.c b/drivers/media/video/pvrusb2/pvrusb2-dvb.c index d82fceae4689..c20eef0f077e 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-dvb.c +++ b/drivers/media/video/pvrusb2/pvrusb2-dvb.c @@ -41,7 +41,6 @@ static int pvr2_dvb_feed_func(struct pvr2_dvb_adapter *adap) stream = adap->channel.stream->stream; for (;;) { - if (adap->feed_thread_stop) break; if (kthread_should_stop()) break; /* Not sure about this... */ @@ -76,7 +75,7 @@ static int pvr2_dvb_feed_func(struct pvr2_dvb_adapter *adap) ret = wait_event_interruptible( adap->buffer_wait_data, (pvr2_stream_get_ready_count(stream) > 0) || - adap->feed_thread_stop); + kthread_should_stop()); if (ret < 0) break; } @@ -110,8 +109,6 @@ static void pvr2_dvb_stream_end(struct pvr2_dvb_adapter *adap) struct pvr2_stream *stream; if (adap->thread) { - adap->feed_thread_stop = !0; - pvr2_dvb_notify(adap); kthread_stop(adap->thread); adap->thread = NULL; } @@ -182,7 +179,6 @@ static int pvr2_dvb_stream_do_start(struct pvr2_dvb_adapter *adap) if (ret < 0) return ret; } - adap->feed_thread_stop = 0; adap->thread = kthread_run(pvr2_dvb_feed_thread, adap, "pvrusb2-dvb"); if (IS_ERR(adap->thread)) { diff --git a/drivers/media/video/pvrusb2/pvrusb2-dvb.h b/drivers/media/video/pvrusb2/pvrusb2-dvb.h index 2dd0d4ef22a2..884ff916a352 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-dvb.h +++ b/drivers/media/video/pvrusb2/pvrusb2-dvb.h @@ -28,7 +28,6 @@ struct pvr2_dvb_adapter { unsigned int stream_run:1; wait_queue_head_t buffer_wait_data; - int feed_thread_stop; char *buffer_storage[PVR2_DVB_BUFFER_COUNT]; }; |