Re: [RFA]: Modified Watchthreads Patch

["Eli Zaretskii" <eliz@gnu.org>]

> Date: Sat, 11 Dec 2004 15:49:09 +0100 (CET)
> From: Mark Kettenis <kettenis@gnu.org>
> CC: jjohnstn@redhat.com, drow@false.org, gdb-patches@sources.redhat.com
> 
> there is no documentation whatsoever how watchpoints should work in
> the Linux kernel.  I think that, before we change GDB, we should
> insists that this gets properly documented, and agreed on by the
> kernel people.

I agree.

> What the latest RH kernel does should be mostly irrelevant to the GDB
> project.  What matters is what the official Linux kernel does.  We
> should realize that not everybody is using a kernel that was released
> just a week ago.  GDB should also work on older kernels (we've
> previously stated that it will work on version 2.0 and later).  Of
> course we don't support all features on those kernels, but we
> shouldn't break features that worked on those kernels before.  It
> seems to me the i386 watchpoint issue has a high-risk to break older
> kernels.

100% agreement.