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[86.9.19.6]) by smtp.gmail.com with ESMTPSA id l18sm3275536wmj.22.2020.05.19.03.36.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 19 May 2020 03:37:00 -0700 (PDT) Date: Tue, 19 May 2020 11:36:58 +0100 From: Daniel Thompson To: Douglas Anderson Cc: jason.wessel@windriver.com, gregkh@linuxfoundation.org, corbet@lwn.net, frowand.list@gmail.com, bjorn.andersson@linaro.org, linux-serial@vger.kernel.org, mingo@redhat.com, hpa@zytor.com, jslaby@suse.com, kgdb-bugreport@lists.sourceforge.net, sumit.garg@linaro.org, will@kernel.org, tglx@linutronix.de, agross@kernel.org, catalin.marinas@arm.com, bp@alien8.de, Alexios Zavras , Allison Randal , Andrew Morton , Dave Martin , Enrico Weigelt , "Eric W. Biederman" , James Morse , Juergen Gross , Krzysztof Kozlowski , Mark Rutland , Masami Hiramatsu , Mauro Carvalho Chehab , Pawan Gupta , Russell King , jinho lim , linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, x86@kernel.org Subject: Re: [PATCH v4 00/12] kgdb: Support late serial drivers; enable early debug w/ boot consoles Message-ID: <20200519103658.eha5zbmun4i56oml@holly.lan> References: <20200507200850.60646-1-dianders@chromium.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200507200850.60646-1-dianders@chromium.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, May 07, 2020 at 01:08:38PM -0700, Douglas Anderson wrote: > This whole pile of patches was motivated by me trying to get kgdb to > work properly on a platform where my serial driver ended up being hit > by the -EPROBE_DEFER virus (it wasn't practicing social distancing > from other drivers). Specifically my serial driver's parent device > depended on a resource that wasn't available when its probe was first > called. It returned -EPROBE_DEFER which meant that when "kgdboc" > tried to run its setup the serial driver wasn't there. Unfortunately > "kgdboc" never tried again, so that meant that kgdb was disabled until > I manually enalbed it via sysfs. > > > > This series (and my comments / documentation / commit messages) are > now long enough that my eyes glaze over when I try to read it all over > to double-check. I've nontheless tried to double-check it, but I'm > pretty sure I did something stupid. Thank you ahead of time for > pointing it out to me so I can fix it in v5. If somehow I managed to > not do anything stupid (really?) then thank you for double-checking me > anyway. Applied (minus the arm64 specific stuff), should be in the next linux-next. Daniel.