control: remove snd_konctrol_volatile::owner_pid field
We do not need to save the ID of the process that locked a control because that information is already available in the owner's file data. Signed-off-by: Clemens Ladisch <clemens@ladisch.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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committed by
Takashi Iwai

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b419148e56
commit
31cef7076e
@@ -56,7 +56,6 @@ struct snd_kcontrol_new {
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struct snd_kcontrol_volatile {
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struct snd_ctl_file *owner; /* locked */
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pid_t owner_pid;
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unsigned int access; /* access rights */
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};
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