From: Will Deacon <will@kernel.org>
To: Daniel Thompson <daniel.thompson@linaro.org>,
Douglas Anderson <dianders@chromium.org>,
Jason Wessel <jason.wessel@windriver.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
sumit.garg@linaro.org, liwei391@huawei.com,
"Eric W. Biederman" <ebiederm@xmission.com>,
"Paul E. McKenney" <paulmck@kernel.org>,
Alexios Zavras <alexios.zavras@intel.com>,
Enrico Weigelt <info@metux.net>,
catalin.marinas@arm.com, linux-kernel@vger.kernel.org,
jinho lim <jordan.lim@samsung.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
James Morse <james.morse@arm.com>,
Masami Hiramatsu <mhiramat@kernel.org>,
kgdb-bugreport@lists.sourceforge.net,
Zenghui Yu <yuzenghui@huawei.com>,
Thomas Gleixner <tglx@linutronix.de>,
Will Deacon <will@kernel.org>, Dave Martin <Dave.Martin@arm.com>,
Allison Randal <allison@lohutok.net>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] arm64: Call debug_traps_init() from trap_init() to help early kgdb
Date: Tue, 19 May 2020 00:04:04 +0100 [thread overview]
Message-ID: <158982068109.260335.5582031208894337234.b4-ty@kernel.org> (raw)
In-Reply-To: <20200513160501.1.I0b5edf030cc6ebef6ab4829f8867cdaea42485d8@changeid>
On Wed, 13 May 2020 16:06:37 -0700, Douglas Anderson wrote:
> A new kgdb feature will soon land (kgdb_earlycon) that lets us run
> kgdb much earlier. In order for everything to work properly it's
> important that the break hook is setup by the time we process
> "kgdbwait".
>
> Right now the break hook is setup in debug_traps_init() and that's
> called from arch_initcall(). That's a bit too late since
> kgdb_earlycon really needs things to be setup by the time the system
> calls dbg_late_init().
>
> [...]
Applied to arm64 (for-next/misc), thanks!
[1/1] arm64: Call debug_traps_init() from trap_init() to help early kgdb
https://git.kernel.org/arm64/c/b322c65f8ca3
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
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prev parent reply other threads:[~2020-05-18 23:04 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-13 23:06 [PATCH] arm64: Call debug_traps_init() from trap_init() to help early kgdb Douglas Anderson
2020-05-15 16:23 ` Will Deacon
2020-05-16 20:29 ` Daniel Thompson
2020-05-18 23:04 ` Will Deacon [this message]
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