Re: [BUG] ptraced process waiting on syscall may return kernelinternal errnos

[Benjamin Herrenschmidt]

On Wed, 2007-06-06 at 08:35 -0700, Linus Torvalds wrote:
> So now we should do "recalc_sigpending()" only when signals may be
> *added* 
> (where messing with the "blocked" mask obviously is a form of adding 
> signals, and possibly the most common reason for having to recalculate
> the 
> sigpending mask).
> 
> Comments? This patch is _entirely_ and utterly untested, so I'm only 
> saying that this "feels" safer and more correct to me.

Oh and we still need to at least do the if (tsk == current) thingy
for the DRM notifier hack...

Ben.


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