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SubjectRe: [PATCH] protect migration/%d etc from sched_setaffinity
Joe Korty <joe.korty@ccur.com> wrote:
>
> I'd like to be able to write shell scrips that operate on the set of
> /proc/[0-9]* without having to know which of the ever-changing list
> of processes need to be avoided and which not.

Like this?

#!/bin/sh

#
# can_set_affinity pid
#
can_set_affinity()
{
if [ "$(cat /proc/$1/maps)" != "" ]
then
return 0
fi
if head -1 /proc/$1/status | egrep "events|migration"
then
return 1
else
return 0
fi
}

if can_set_affinity $1
then
echo can set affinity of pid $1
else
echo cannot set affinity of pid $1
fi


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