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SubjectRe: Strange Linux behaviour with blocking syscalls and stop signals+SIGCONT
Michael Kerrisk wrote:
> Yes; this is why I'm only proposing to change EINTR to ERESTARTNOHAND
> at the moment. The only userspace visible change that I think
> this will bring about is in the stop+SIGCONT case.

That's fine.


> Changing EINTR
> to ERESTARTSYS is likely to have more impact on userland (though
> it still strikes me as a desirable gola to have all system calls
> restartable via SA_RESTART).

This is certainly a nice goal but it changes the current ABI. Therefore
it cannot be anything but an option and I don't assume we want to add so
much cruft for just this.

--
➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧ Mountain View, CA ❖

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