On Mon, Jan 29, 2018 at 08:23:57AM +0100, Florian Westphal wrote:
> > vmalloc() once became killable by commit 5d17a73a2ebeb8d1 ("vmalloc: back
> > off when the current task is killed") but then became unkillable by commit
> > b8c8a338f75e052d ("Revert "vmalloc: back off when the current task is
> > killed""). Therefore, we can't handle this problem from MM side.
> > Please consider adding some limit from networking side.
>
> I don't know what "some limit" would be. I would prefer if there was
> a way to supress OOM Killer in first place so we can just -ENOMEM user.
Just supressing OOM kill is a bad idea. We still leave a way to allocate
arbitrary large buffer in kernel.
--
Kirill A. Shutemov
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