> On Sat, Feb 17, 2007 at 06:35:31PM -0800, Roland McGrath wrote:
> > > Looking at mainline x86_64 ptrace code I think hole for u_debugreg[4]
> > > and [5] is also needed.
> >
> > It's not. The utrace_regset for the debugregs already has that behavior
> > for those two words, so mapping all 8 uare
On Sat, Feb 17, 2007 at 06:35:31PM -0800, Roland McGrath wrote:
> > Looking at mainline x86_64 ptrace code I think hole for u_debugreg[4]
> > and [5] is also needed.
>
> It's not. The utrace_regset for the debugregs already has that behavior
> for those two words, so mapping all 8 uarea words to t
> Looking at mainline x86_64 ptrace code I think hole for u_debugreg[4]
> and [5] is also needed.
It's not. The utrace_regset for the debugregs already has that behavior
for those two words, so mapping all 8 uarea words to the regset is fine.
Thanks,
Roland
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On Tue, Feb 13, 2007 at 04:05:30PM +0300, Alexey Dobriyan wrote:
> On Mon, Feb 12, 2007 at 01:36:34PM -0800, Roland McGrath wrote:
> > > 2. The following proggie renders box unusable in ~10 seconds (but not
> > >mainline kernel where Ctrl+C will kill process).
> >
> > I haven't been able to rep
On Mon, Feb 12, 2007 at 01:36:34PM -0800, Roland McGrath wrote:
> > We're aware of two regressions compared to mainline if ptrace is utrace:
>
> Thanks very much for bringing these to my attention.
>
> > 1) zero holes for PTRACE_PEEKUSR vanished.
>
> I've fixed this in the current patches.
Looking
On Mon, Feb 12, 2007 at 01:36:34PM -0800, Roland McGrath wrote:
> > 2. The following proggie renders box unusable in ~10 seconds (but not
> >mainline kernel where Ctrl+C will kill process).
>
> I haven't been able to reproduce this so far on my test machine. I got
> bored after about 10 minute
> We're aware of two regressions compared to mainline if ptrace is utrace:
Thanks very much for bringing these to my attention.
> 1) zero holes for PTRACE_PEEKUSR vanished.
I've fixed this in the current patches.
> 2. The following proggie renders box unusable in ~10 seconds (but not
>mainl
> utrace-utrace-tracehook.patch
> utrace-utrace-tracehook-ia64.patch
> utrace-utrace-tracehook-sparc64.patch
> utrace-utrace-tracehook-s390.patch
> utrace-utrace-regset.patch
> utrace-utrace-regset-ia64.patch
> utrace-utrace-regset-sparc64.patch
> utrace-utrace-regset-s390.patch
> utrace-utrace-cor
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