On Tue, Nov 18, 2014 at 3:15 PM, Andy Lutomirski <[email protected]> wrote:
> On x86, sleeping while on an IST or irq stack has a surprisingly
> good chance of working, but it can also fail dramatically. Add an
> arch hook to allow schedule and __might_sleep to catch sleeping on
> the wrong stack.
Why doesn't the normal in_interrupt() test catch this?
Linus
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