From: Daniel Thompson <daniel.thompson@linaro.org>
To: Douglas Anderson <dianders@chromium.org>
Cc: jason.wessel@windriver.com, gregkh@linuxfoundation.org,
kgdb-bugreport@lists.sourceforge.net, mingo@redhat.com,
hpa@zytor.com, bp@alien8.de, linux-serial@vger.kernel.org,
agross@kernel.org, tglx@linutronix.de, frowand.list@gmail.com,
bjorn.andersson@linaro.org, jslaby@suse.com,
catalin.marinas@arm.com, corbet@lwn.net, will@kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 9/9] serial: 8250_early: Support earlycon_kgdboc
Date: Mon, 27 Apr 2020 17:50:13 +0100 [thread overview]
Message-ID: <20200427165013.yaikxelzilry3eaf@holly.lan> (raw)
In-Reply-To: <20200421141234.v2.9.I8f668556c244776523320a95b09373a86eda11b7@changeid>
On Tue, Apr 21, 2020 at 02:14:47PM -0700, Douglas Anderson wrote:
> Implement the read() function in the early console driver. With
> recent kgdb patches this allows you to use kgdb to debug fairly early
> into the system boot.
>
> We only bother implementing this if polling is enabled since kgdb
> can't be enabled without that.
>
> Signed-off-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
next prev parent reply other threads:[~2020-04-27 16:50 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-21 21:14 [PATCH v2 0/9] kgdb: Support late serial drivers; enable early debug w/ boot consoles Douglas Anderson
2020-04-21 21:14 ` [PATCH v2 1/9] kgdb: Disable WARN_CONSOLE_UNLOCKED for all kgdb Douglas Anderson
2020-04-27 13:40 ` Daniel Thompson
2020-04-21 21:14 ` [PATCH v2 2/9] Revert "kgdboc: disable the console lock when in kgdb" Douglas Anderson
2020-04-27 13:41 ` Daniel Thompson
2020-04-21 21:14 ` [PATCH v2 3/9] kgdboc: Use a platform device to handle tty drivers showing up late Douglas Anderson
2020-04-27 14:19 ` Daniel Thompson
2020-04-21 21:14 ` [PATCH v2 4/9] kgdb: Delay "kgdbwait" to dbg_late_init() by default Douglas Anderson
2020-04-27 15:42 ` Daniel Thompson
2020-04-21 21:14 ` [PATCH v2 5/9] arm64: Add call_break_hook() to early_brk64() for early kgdb Douglas Anderson
2020-04-27 16:52 ` Daniel Thompson
2020-04-21 21:14 ` [PATCH v2 6/9] kgdboc: Add earlycon_kgdboc to support early kgdb using boot consoles Douglas Anderson
2020-04-27 16:36 ` Daniel Thompson
2020-04-28 21:32 ` Doug Anderson
2020-04-21 21:14 ` [PATCH v2 7/9] Documentation: kgdboc: Document new earlycon_kgdboc parameter Douglas Anderson
2020-04-27 16:46 ` Daniel Thompson
2020-04-28 21:32 ` Doug Anderson
2020-04-21 21:14 ` [PATCH v2 8/9] serial: qcom_geni_serial: Support earlycon_kgdboc Douglas Anderson
2020-04-27 16:48 ` Daniel Thompson
2020-04-21 21:14 ` [PATCH v2 9/9] serial: 8250_early: " Douglas Anderson
2020-04-27 16:50 ` Daniel Thompson [this message]
2020-04-23 13:50 ` [PATCH v2 0/9] kgdb: Support late serial drivers; enable early debug w/ boot consoles Greg KH
2020-04-24 8:32 ` Sumit Garg
2020-04-24 10:13 ` Daniel Thompson
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