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Differential D54130

sound: Unlock around uiomove() in midi_{read,write}()
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Authored by christos on Mon, Dec 8, 4:03 PM.

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markj
emaste
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Sponsored by: The FreeBSD Foundation
MFC after: 1 week

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rG FreeBSD src repository
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Buildable 69128
Build 66011: arc lint + arc unit

Event Timeline

christos created this revision.Mon, Dec 8, 4:03 PM
Herald added a subscriber: imp. · View Herald TranscriptMon, Dec 8, 4:03 PM
christos requested review of this revision.Mon, Dec 8, 4:03 PM
Harbormaster completed remote builds in B69128: Diff 167716.Mon, Dec 8, 4:03 PM
christos added a parent revision: D54129: sound: Retire snd_midi->qlock.Mon, Dec 8, 4:03 PM
emaste added inline comments.Tue, Dec 9, 7:00 PM
sys/dev/sound/midi/midi.c
474

are there any struct snd_midimembers that could be invalid after dropping and reacquiring the lock? E.g. could m->flags & M_RX no longer be true?

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sys/
dev/
sound/
midi/
8 lines

Diff 167716

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sys/dev/sound/midi/midi.c

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