Re: [RFC Patch 2/2][Bugfix][x86][hw-breakpoint] Fix return-code tonotifier chain in hw_breakpoint_handler
Date: Fri Jan 22 2010 - 04:21:46 EST
On Fri, Jan 22, 2010 at 10:14:54AM +0100, Jan Kiszka wrote:
> K.Prasad wrote:
> > On Sun, Jan 17, 2010 at 01:10:58AM +0530, K.Prasad wrote:
> >> On Mon, Jan 11, 2010 at 08:15:29PM +0100, Jan Kiszka wrote:
> >>> Frederic Weisbecker wrote:
> >>>> On Fri, Jan 01, 2010 at 12:32:17AM +0530, K.Prasad wrote:
> >>>>> On Thu, Dec 31, 2009 at 01:38:09AM +0100, Frederic Weisbecker wrote:
> >>>>>> On Sat, Dec 26, 2009 at 11:58:33PM +0530, K.Prasad wrote:
> >>>>>>> The hw-breakpoint handler will return NOTIFY_DONE for user-space breakpoints
> >>>>>>> to generate SIGTRAP signal (and not for kernel-space addresses).
> >> Such a behaviour shouldn't be affected by the above change...your
> >> confirmation would help!
> > Hi Jan,
> > I presume that the above explanation makes the role of this
> > patch/bugfix clear.
> > Kindly let me know if you have any further queries.
> Nope. There should be really no conflicts of your optimization with kvm.
Thanks for the confirmation.
Can you pull these fixes in? (LKML references:
20091226182725.GB9494@xxxxxxxxxx and 20091226182833.GC9494@xxxxxxxxxx).
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