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SubjectRe: [RFC] [PATCH 0/2] Futex fault injection
On Tue, 2009-12-01 at 11:33 +0100, Ingo Molnar wrote:
> * Sripathi Kodi <> wrote:
> > Hi,
> >
> > This patch set adds fault injection for futex subsystem. It adds
> > faults at places where reading/writing from user space can return
> > EFAULT. This will be useful in testing any significant change to futex
> > subsystem.
> Instead of this unacceptably ugly and special-purpose debugfs interface,
> please extend perf events to allow event injection. Some other places in
> the kernel (which deal with rare events) want/need this capability too.

Thing is, he's using the 'normal' fault injection code to do this, I see
no objection to doing that.

If you want to redo the fault injection subsystem, then that's another
story, but then we need to convert all of its users over.

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