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systemnd: configure LimitMEMLOCK for io_uring 

The io_uring buffer is allocated as memlocked memory, as MPD needs to
be able to lock memory.
This commit is contained in:
Max Kellermann 2020-06-09 21:03:02 +02:00
parent 068006ebd7
commit c031f9aa5d
2 changed files with 6 additions and 0 deletions
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3
systemd/system/mpd.service.in
View File

@ -16,6 +16,9 @@ ExecStart=@prefix@/bin/mpd --no-daemon
LimitRTPRIO=40 LimitRTPRIO=40
LimitRTTIME=infinity LimitRTTIME=infinity
# for io_uring
LimitMEMLOCK=64M
# disallow writing to /usr, /bin, /sbin, ... # disallow writing to /usr, /bin, /sbin, ...
ProtectSystem=yes ProtectSystem=yes

3
systemd/user/mpd.service.in
View File

@ -16,6 +16,9 @@ ExecStart=@prefix@/bin/mpd --no-daemon
LimitRTPRIO=40 LimitRTPRIO=40
LimitRTTIME=infinity LimitRTTIME=infinity
# for io_uring
LimitMEMLOCK=64M
# disallow writing to /usr, /bin, /sbin, ... # disallow writing to /usr, /bin, /sbin, ...
ProtectSystem=yes ProtectSystem=yes