From: Mark Brown <broonie@kernel.org>
To: Arnd Bergmann <arnd@arndb.de>
Cc: Anders Roxell <anders.roxell@linaro.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>, Ingo Molnar <mingo@redhat.com>,
Steven Rostedt <rostedt@goodmis.org>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [RFC PATCH 1/3] config: provide a fragment to enable gdb for qemu
Date: Tue, 18 Dec 2018 13:29:20 +0000 [thread overview]
Message-ID: <20181218132920.GC6537@sirena.org.uk> (raw)
In-Reply-To: <CAK8P3a1qn2SOsk_Uo_VDGSkR6OsDkqzm0Rbo+5F5Pc1WA3tJzQ@mail.gmail.com>
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On Tue, Dec 18, 2018 at 10:07:21AM +0100, Arnd Bergmann wrote:
> On Tue, Dec 18, 2018 at 9:45 AM Anders Roxell <anders.roxell@linaro.org> wrote:
> > On Thu, 13 Dec 2018 at 13:40, Mark Brown <broonie@kernel.org> wrote:
> > > Is this specifically for qemu or is this just good for debugging with
> > > GDB in general (eg, via JTAG)?
> > I haven't tried, and I don't have a JTAG so I could test it =/
> The DEBUG_INFO=y and (as a dependency for that) CONFIG_COMPILE_TEST
> are definitely needed for all GDB operation. I would assume that
> the scripts also work with any other gdb environment, but haven't tried either.
I'm fairly sure the requirements are identical, though it has been quite
some time since I tried and I don't have relevant hardware any more so
can't confirm.
> For CONFIG_RANDOMIZE_BASE, I'm not actually sure if that helps or
> not. I think I originally suggested to Anders to turn that off when he
> was analyzing a bug, but I don't know if it helped or if it works just
> as well without that.
Yeah, I'd think it'd be helpful to turn that off.
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next prev parent reply other threads:[~2018-12-18 13:29 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-13 12:29 [RFC PATCH 0/3] Make allmodconfig boot in qemu-arm64 Anders Roxell
2018-12-13 12:29 ` [RFC PATCH 1/3] config: provide a fragment to enable gdb for qemu Anders Roxell
2018-12-13 12:40 ` Mark Brown
2018-12-18 8:45 ` Anders Roxell
2018-12-18 9:07 ` Arnd Bergmann
2018-12-18 13:29 ` Mark Brown [this message]
2018-12-13 12:29 ` [RFC PATCH 2/3] lib/ubsan: default UBSAN_ALIGNMENT to not set Anders Roxell
2018-12-13 12:29 ` [RFC PATCH 3/3] arm64: add a new config option KTEST_RUNNABLE Anders Roxell
2018-12-13 15:18 ` Mark Brown
2019-01-07 14:39 ` Mark Rutland
2019-01-07 14:43 ` Mark Rutland
2019-01-07 17:55 ` Mark Brown
2019-01-07 17:59 ` Mark Rutland
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