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Re: [PATCH]: Fix signal handler stepping on Linux/Sparc


From: Daniel Jacobowitz <drow@false.org>
Date: Sat, 8 Apr 2006 16:29:00 -0400

> On Fri, Apr 07, 2006 at 11:18:43PM -0700, David S. Miller wrote:
> > It seems that perhaps some other Linux targets don't handle this right
> > too.
> > 
> > MIPS is the most likely platform that gets this wrong in the same
> > exact way, as I don't see any handling of system call instructions in
> > the software single-step handler which MIPS/Linux uses.
> 
> I know that I have fixed this for MIPS before.  I may have not followed
> through on the patch, though.  ARM has a similar problem.  Those two
> I'll fix at some point; Alpha I'm probably going to leave for someone
> who has more need for the port...

Someone like Richard Henderson should be able to cook up a fix for
Alpha without much effort, so hopefully someone like him will get
around to it at some point.

> > 2006-04-07  David S. Miller  <davem@sunset.davemloft.net>
> > 
> > 	* sparc-linux-tdep.c (sparc32_linux_step_trap): New.
> > 	(sparc32_linux_init_abi): Hook it into tdep->step_trap.
> > 	* sparc64-linux-tdep.c (sparc64_linux_step_trap): New.
> > 	(sparc64_linux_init_abi): Hook it into tdep->step_trap.
> > 	* Makefile.in: Update dependencies.
> 
> Yes, this is fine.  Thanks.

Thanks a lot for reviewing, committed.


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