docs: uptade tuna.8 man page with option -r
Update tuna.8 man page with the descriptions of the new command line
Run the COMMAND. If arguments are passed, the entire com‐
mand line must be provided inside "quotes". Modifiers -c
and -p can be used to set the affinity and scheduler tun‐
ables of the given COMMAND. The arg (i.e. the command)
will be set in THREAD-LIST. Likewise the -t, the COMMAND
accepts the prefix + and - as wildcards in order to be
appended or removed from THREAD-LIST, respectively.
And the modifications of -p behavior:
Set thread scheduler tunables: POLICY and RTPRIO. POLICY
is one of OTHER, FIFO, RR, or BATCH. If -t is not set, -p
will act as a Modifier, saving the sched tunables for
future Actions, for example -r.
And -t behavior:
THREAD-LIST affected by commands. Requires a thread num‐
ber or thread name, or a comma-separated list of thread
numbers and/or names. Thread names may contain wildcards.
Be sure to quote or escape any wildcard specifications.
If only - is passed as argument, the THREAD-LIST will be
Signed-off-by: Daniel Bristot de Oliveira <email@example.com>
Signed-off-by: John Kacur <firstname.lastname@example.org>
Signed-off-by: Jiri Kastner <email@example.com>
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