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author | Johannes Berg <johannes.berg@intel.com> | 2018-10-08 09:48:31 +0200 |
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committer | Johannes Berg <johannes.berg@intel.com> | 2018-10-08 09:48:36 +0200 |
commit | 188de5dd80b2b7986e75821374efb67081049b6e (patch) | |
tree | 545bbc0fdb58f30c0175128e3b5a9c00c89e2020 /include/media/v4l2-fh.h | |
parent | cfg80211: sort tracing properly (diff) | |
parent | net: vhost: remove bad code line (diff) | |
download | linux-dev-188de5dd80b2b7986e75821374efb67081049b6e.tar.xz linux-dev-188de5dd80b2b7986e75821374efb67081049b6e.zip |
Merge remote-tracking branch 'net-next/master' into mac80211-next
Merge net-next, which pulled in net, so I can merge a few more
patches that would otherwise conflict.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'include/media/v4l2-fh.h')
-rw-r--r-- | include/media/v4l2-fh.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/media/v4l2-fh.h b/include/media/v4l2-fh.h index ea73fef8bdc0..8586cfb49828 100644 --- a/include/media/v4l2-fh.h +++ b/include/media/v4l2-fh.h @@ -38,10 +38,13 @@ struct v4l2_ctrl_handler; * @prio: priority of the file handler, as defined by &enum v4l2_priority * * @wait: event' s wait queue + * @subscribe_lock: serialise changes to the subscribed list; guarantee that + * the add and del event callbacks are orderly called * @subscribed: list of subscribed events * @available: list of events waiting to be dequeued * @navailable: number of available events at @available list * @sequence: event sequence number + * * @m2m_ctx: pointer to &struct v4l2_m2m_ctx */ struct v4l2_fh { @@ -52,6 +55,7 @@ struct v4l2_fh { /* Events */ wait_queue_head_t wait; + struct mutex subscribe_lock; struct list_head subscribed; struct list_head available; unsigned int navailable; |