procfsutil: simplify HostnameByPid implementation#98
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fanzu8 merged 1 commit intoccfos:mainfrom Jan 7, 2026
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Replace setns(2) approach with reading /proc/<pid>/root/proc/sys/kernel/hostname directly. This is simpler and avoids the need to lock OS thread and switch namespaces. Also removes dependency on golang.org/x/sys/unix. Signed-off-by: Lance Yang <[email protected]>
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Replace setns(2) approach with reading /proc//root/proc/sys/kernel/hostname
directly. This is simpler and avoids the need to lock OS thread and switch
namespaces.
Also removes dependency on golang.org/x/sys/unix.