On Tue, Mar 03, 2026 at 02:11:31PM -0800, Suren Baghdasaryan wrote: > On Mon, Mar 2, 2026 at 6:53 AM Lorenzo Stoakes > <[email protected]> wrote: > > Overall I'm a little concerned about whether callers can handle -EINTR in > > all > > cases, have you checked? Might we cause some weirdness in userspace if a > > syscall > > suddenly returns -EINTR when before it didn't? > > I did check the kernel users and put the patchset through AI reviews. > I haven't checked if any of the affected syscalls do not advertise > -EINTR as a possible error. Adding that to my todo list for the next > respin.
This only allows interruption by *fatal* signals. ie there's no way that userspace will see -EINTR because it's dead before the syscall returns to userspace. That was the whole point of killable instead of interruptible.
