From: dan@debian.org (Daniel Jacobowitz)
To: linux-arm-kernel@lists.infradead.org
Subject: 32-bit Thumb-2 breakpoints
Date: Wed, 3 Feb 2010 10:35:01 -0500 [thread overview]
Message-ID: <20100203153501.GA1944@caradoc.them.org> (raw)
In-Reply-To: <20100203153025.GA29749@n2100.arm.linux.org.uk>
On Wed, Feb 03, 2010 at 03:30:25PM +0000, Russell King - ARM Linux wrote:
> On Wed, Feb 03, 2010 at 10:19:31AM -0500, Daniel Jacobowitz wrote:
> > On a related note, it would be Very Helpful(TM) if someone would
> > implement read-only access to the helper page via ptrace! Not as
> > helpful as a visible vDSO with symbol names would be, but it would
> > still make things a lot easier.
>
> Apart from the TLS value which can be obtained by PTRACE_GET_THREAD_AREA,
> the contents of the page is constant across all processes on all CPUs.
Yes, I'm aware of that - but having it unreadable means special cases
all through GDB, gdbserver, and anything else that wants to read
memory.
If you really think it's the right choice, I can see about hacking
gdb/gdbserver up for this.
--
Daniel Jacobowitz
CodeSourcery
next prev parent reply other threads:[~2010-02-03 15:35 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-11 21:58 32-bit Thumb-2 breakpoints Daniel Jacobowitz
2010-01-11 22:35 ` Russell King - ARM Linux
2010-01-11 22:54 ` Daniel Jacobowitz
2010-01-11 23:10 ` Jamie Lokier
2010-01-11 23:15 ` Russell King - ARM Linux
2010-01-12 0:15 ` Jamie Lokier
2010-01-11 23:17 ` Daniel Jacobowitz
2010-01-12 0:17 ` Jamie Lokier
2010-01-12 0:22 ` Daniel Jacobowitz
2010-02-03 17:23 ` Jamie Lokier
2010-02-03 17:44 ` Daniel Jacobowitz
2010-02-04 22:46 ` Pavel Machek
2010-01-11 23:31 ` Russell King - ARM Linux
2010-01-11 23:51 ` Daniel Jacobowitz
2010-01-12 9:53 ` Catalin Marinas
2010-01-12 10:34 ` Catalin Marinas
2010-01-12 14:25 ` Daniel Jacobowitz
2010-01-28 20:21 ` Daniel Jacobowitz
2010-02-02 22:43 ` Russell King - ARM Linux
2010-02-03 0:50 ` Daniel Jacobowitz
2010-02-03 11:52 ` Catalin Marinas
2010-02-03 13:28 ` Russell King - ARM Linux
2010-02-03 13:48 ` Daniel Jacobowitz
2010-02-03 14:43 ` Russell King - ARM Linux
2010-02-03 14:56 ` Daniel Jacobowitz
2010-02-03 13:59 ` Jamie Iles
2010-02-03 14:40 ` Russell King - ARM Linux
2010-02-03 15:31 ` Jamie Iles
2010-02-03 16:01 ` Will Deacon
2010-02-03 15:02 ` Matthieu CASTET
2010-02-03 15:04 ` Catalin Marinas
2010-02-03 15:19 ` Nicolas Pitre
2010-02-03 15:19 ` Daniel Jacobowitz
2010-02-03 15:30 ` Russell King - ARM Linux
2010-02-03 15:35 ` Daniel Jacobowitz [this message]
2010-02-03 16:35 ` Russell King - ARM Linux
2010-02-03 17:45 ` Daniel Jacobowitz
2010-02-03 15:35 ` Nicolas Pitre
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