Messages in this thread | | | Date | Sat, 30 Mar 2019 17:19:32 +0100 | Subject | Re: [PATCH v2 0/5] pid: add pidfd_open() | From | Christian Brauner <> |
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On March 30, 2019 5:09:10 PM GMT+01:00, Linus Torvalds <torvalds@linux-foundation.org> wrote: >On Fri, Mar 29, 2019 at 8:54 AM Christian Brauner ><christian@brauner.io> wrote: >> >> /* Introduction */ >> This adds the pidfd_open() syscall. >> pidfd_open() allows to retrieve file descriptors for a given pid. >This >> includes both file descriptors for processes and file descriptors for >> threads. > >I'm ok with the pidfd_open() call to just get a pidfd, but that
From pure API perspective that's all I care about: independence of procfs. Once we have pidfd_open() we can cleanly signal threads etc.
>"pidfd_to_profs()" needs to go away. > >If you want to open the /proc/<pid>/status file, then just do that. >This whole "do one and convert to the other" needs to die. No, no, no. > > Linus
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