Am Donnerstag, den 29.12.2016, 14:28 +0100 schrieb Takashi Iwai: > On Wed, 28 Dec 2016 23:31:15 +0100, > Paul Menzel wrote: > > > > From: Jordi Mallach <jordi@xxxxxxxxxx> > > Date: Thu, 10 Jan 2013 00:17:58 +0000 > > > > Include the line `TEST=="/usr/sbin/alsactl"` in the udev rule, to > > properly fix the state restoring for users with split `/usr` > > filesystems > > [1]. > > This doesn't sound like a real "fix". It means that the whole > save/restore mechanism will be silently lost, right? Well, if the binary `alsactl` is not available, it shouldn’t be run. But you are right, it depends on the system setup, what happens. See the description of commit de7c3eff (alsactl: systemd and udev hookup). > - At boot the asound.state file might not be readable, since it resides > on a different file system. That means exclusively restoring sound card > settings from udev rules will no suffice, since if the rule is > executed at early boot (for example within udev settle) then the file > will no be readable and cannot be restored. Thanks, Paul > > Upstream the patch from the Debian package [2]. > > > > [1] https://bugs.debian.org/670490 > > "Debian Bug report logs - #670490 alsa-utils: Restore sound volume > > in udev" > > [2] https://sources.debian.net/src/alsa-utils/1.1.2-1/debian/patches/udev_test_alsactl.patch/ > > > > Signed-off-by: Paul Menzel <paulepanter@xxxxxxxxxxxxxxxxxxxxx> > > CC: Jordi Mallach <jordi@xxxxxxxxxx> > > --- > > Please apply with `git am saved-messages.mbox`. > > > > alsactl/90-alsa-restore.rules.in | 4 ++-- > > 1 file changed, 2 insertions(+), 2 deletions(-) > > > > diff --git a/alsactl/90-alsa-restore.rules.in b/alsactl/90-alsa-restore.rules.in > > index c0c1b23..f190b85 100644 > > --- a/alsactl/90-alsa-restore.rules.in > > +++ b/alsactl/90-alsa-restore.rules.in > > @@ -2,7 +2,7 @@ ACTION=="add", SUBSYSTEM=="sound", KERNEL=="controlC*", KERNELS!="card*", TEST== > > GOTO="alsa_restore_end" > > > > LABEL="alsa_restore_go" > > -TEST!="@daemonswitch@", RUN+="@sbindir@/alsactl restore $attr{device/number}" > > -TEST=="@daemonswitch@", RUN+="@sbindir@/alsactl nrestore $attr{device/number}" > > +TEST!="@daemonswitch@", TEST=="@sbindir@/alsactl", RUN+="@sbindir@/alsactl restore $attr{device/number}" > > +TEST=="@daemonswitch@", TEST=="@sbindir@/alsactl", RUN+="@sbindir@/alsactl nrestore $attr{device/number}" > > > > LABEL="alsa_restore_end" > > -- > > 2.11.0
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