tree b738266467fc0f85d9f7f29e439dfff8e33da4c0
parent 31cef7076ed9409a33f19ea372d6dc5fdefe27ae
author Clemens Ladisch <clemens@ladisch.de> 1257150944 +0100
committer Takashi Iwai <tiwai@suse.de> 1257514326 +0100

control: use reference-counted pid

Instead of storing the PID number, take a reference to the task's pid
structure.  This protects against duplicates due to PID overflows, and
using pid_vnr() ensures that the PID returned by snd_ctl_elem_info() is
correct as seen from the current namespace.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>