From: john.p.donnelly@oracle.com
To: Dave Young <dyoung@redhat.com>,
Guilherme Piccoli <gpiccoli@canonical.com>
Cc: "Kairui Song" <kasong@redhat.com>,
"Saeed Mirzamohammadi" <saeed.mirzamohammadi@oracle.com>,
"Geert Uytterhoeven" <geert+renesas@glider.be>,
linux-doc@vger.kernel.org,
"Catalin Marinas" <catalin.marinas@arm.com>,
"Bjorn Andersson" <bjorn.andersson@linaro.org>,
"H. Peter Anvin" <hpa@zytor.com>, "Will Deacon" <will@kernel.org>,
"Anson Huang" <Anson.Huang@nxp.com>,
"Jonathan Corbet" <corbet@lwn.net>,
"the arch/x86 maintainers" <x86@kernel.org>,
"Michael Walle" <michael@walle.cc>,
"Krzysztof Kozlowski" <krzk@kernel.org>,
"Ingo Molnar" <mingo@redhat.com>,
"Vivek Goyal" <vgoyal@redhat.com>,
"Arnd Bergmann" <arnd@arndb.de>, "Borislav Petkov" <bp@alien8.de>,
"Thomas Gleixner" <tglx@linutronix.de>,
linux-arm-kernel@lists.infradead.org,
"Baoquan He" <bhe@redhat.com>,
"Martin K. Petersen" <martin.petersen@oracle.com>,
"Randy Dunlap" <rdunlap@infradead.org>,
"kexec mailing list" <kexec@lists.infradead.org>,
"Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>,
"# v4 . 16+" <stable@vger.kernel.org>,
"Li Yang" <leoyang.li@nxp.com>,
"Miguel Ojeda" <miguel.ojeda.sandonis@gmail.com>,
"Vinod Koul" <vkoul@kernel.org>,
"Diego Elio Pettenò" <flameeyes@flameeyes.com>,
"Olof Johansson" <olof@lixom.net>,
"Shawn Guo" <shawnguo@kernel.org>,
"John Donnelly" <john.p.donnelly@oracle.com>
Subject: Re: [PATCH 1/1] kernel/crash_core.c - Add crashkernel=auto for x86 and ARM
Date: Thu, 21 Jan 2021 09:32:50 -0600 [thread overview]
Message-ID: <d6b5b7f3-ba38-be61-d3fe-975c3343a79d@oracle.com> (raw)
In-Reply-To: <20201123034705.GA5908@dhcp-128-65.nay.redhat.com>
On 11/22/20 9:47 PM, Dave Young wrote:
> Hi Guilherme,
> On 11/22/20 at 12:32pm, Guilherme Piccoli wrote:
>> Hi Dave and Kairui, thanks for your responses! OK, if that makes sense
>> to you I'm fine with it. I'd just recommend to test recent kernels in
>> multiple distros with the minimum "range" to see if 64M is enough for
>> crashkernel, maybe we'd need to bump that.
>
> Giving the different kernel configs and the different userspace
> initramfs setup it is hard to get an uniform value for all distributions,
> but we can have an interface/kconfig-option for them to provide a value like this patch
> is doing. And it could be improved like Kairui said about some known
> kernel added extra values later, probably some more improvements if
> doable.
>
> Thanks
> Dave
>
Hi.
Are we going to move forward with implementing this for X86 and Arm ?
If other platform maintainers want to include this CONFIG option in
their configuration settings they have a starting point.
Thank you,
John.
( I am not currently on many of the included dist lists in this email,
so hopefully key contributors are included in this exchange )
WARNING: multiple messages have this Message-ID (diff)
From: john.p.donnelly@oracle.com
To: Dave Young <dyoung@redhat.com>,
Guilherme Piccoli <gpiccoli@canonical.com>
Cc: "Geert Uytterhoeven" <geert+renesas@glider.be>,
linux-doc@vger.kernel.org,
"Catalin Marinas" <catalin.marinas@arm.com>,
"Bjorn Andersson" <bjorn.andersson@linaro.org>,
"H. Peter Anvin" <hpa@zytor.com>, "Will Deacon" <will@kernel.org>,
"Anson Huang" <Anson.Huang@nxp.com>,
"Jonathan Corbet" <corbet@lwn.net>,
"the arch/x86 maintainers" <x86@kernel.org>,
"Vinod Koul" <vkoul@kernel.org>,
"Krzysztof Kozlowski" <krzk@kernel.org>,
"Ingo Molnar" <mingo@redhat.com>,
"Vivek Goyal" <vgoyal@redhat.com>,
"John Donnelly" <john.p.donnelly@oracle.com>,
"Arnd Bergmann" <arnd@arndb.de>,
"Saeed Mirzamohammadi" <saeed.mirzamohammadi@oracle.com>,
"Borislav Petkov" <bp@alien8.de>,
"Thomas Gleixner" <tglx@linutronix.de>,
linux-arm-kernel@lists.infradead.org,
"Kairui Song" <kasong@redhat.com>,
"Martin K. Petersen" <martin.petersen@oracle.com>,
"Randy Dunlap" <rdunlap@infradead.org>,
"kexec mailing list" <kexec@lists.infradead.org>,
"Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>,
"# v4 . 16+" <stable@vger.kernel.org>,
"Li Yang" <leoyang.li@nxp.com>,
"Miguel Ojeda" <miguel.ojeda.sandonis@gmail.com>,
"Michael Walle" <michael@walle.cc>, "Baoquan He" <bhe@redhat.com>,
"Diego Elio Pettenò" <flameeyes@flameeyes.com>,
"Olof Johansson" <olof@lixom.net>,
"Shawn Guo" <shawnguo@kernel.org>
Subject: Re: [PATCH 1/1] kernel/crash_core.c - Add crashkernel=auto for x86 and ARM
Date: Thu, 21 Jan 2021 09:32:50 -0600 [thread overview]
Message-ID: <d6b5b7f3-ba38-be61-d3fe-975c3343a79d@oracle.com> (raw)
In-Reply-To: <20201123034705.GA5908@dhcp-128-65.nay.redhat.com>
On 11/22/20 9:47 PM, Dave Young wrote:
> Hi Guilherme,
> On 11/22/20 at 12:32pm, Guilherme Piccoli wrote:
>> Hi Dave and Kairui, thanks for your responses! OK, if that makes sense
>> to you I'm fine with it. I'd just recommend to test recent kernels in
>> multiple distros with the minimum "range" to see if 64M is enough for
>> crashkernel, maybe we'd need to bump that.
>
> Giving the different kernel configs and the different userspace
> initramfs setup it is hard to get an uniform value for all distributions,
> but we can have an interface/kconfig-option for them to provide a value like this patch
> is doing. And it could be improved like Kairui said about some known
> kernel added extra values later, probably some more improvements if
> doable.
>
> Thanks
> Dave
>
Hi.
Are we going to move forward with implementing this for X86 and Arm ?
If other platform maintainers want to include this CONFIG option in
their configuration settings they have a starting point.
Thank you,
John.
( I am not currently on many of the included dist lists in this email,
so hopefully key contributors are included in this exchange )
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
WARNING: multiple messages have this Message-ID (diff)
From: john.p.donnelly@oracle.com
To: Dave Young <dyoung@redhat.com>,
Guilherme Piccoli <gpiccoli@canonical.com>
Cc: "Geert Uytterhoeven" <geert+renesas@glider.be>,
linux-doc@vger.kernel.org,
"Catalin Marinas" <catalin.marinas@arm.com>,
"Bjorn Andersson" <bjorn.andersson@linaro.org>,
"H. Peter Anvin" <hpa@zytor.com>, "Will Deacon" <will@kernel.org>,
"Anson Huang" <Anson.Huang@nxp.com>,
"Jonathan Corbet" <corbet@lwn.net>,
"the arch/x86 maintainers" <x86@kernel.org>,
"Vinod Koul" <vkoul@kernel.org>,
"Krzysztof Kozlowski" <krzk@kernel.org>,
"Ingo Molnar" <mingo@redhat.com>,
"Vivek Goyal" <vgoyal@redhat.com>,
"John Donnelly" <john.p.donnelly@oracle.com>,
"Arnd Bergmann" <arnd@arndb.de>,
"Saeed Mirzamohammadi" <saeed.mirzamohammadi@oracle.com>,
"Borislav Petkov" <bp@alien8.de>,
"Thomas Gleixner" <tglx@linutronix.de>,
linux-arm-kernel@lists.infradead.org,
"Kairui Song" <kasong@redhat.com>,
"Martin K. Petersen" <martin.petersen@oracle.com>,
"Randy Dunlap" <rdunlap@infradead.org>,
"kexec mailing list" <kexec@lists.infradead.org>,
"Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>,
"# v4 . 16+" <stable@vger.kernel.org>,
"Li Yang" <leoyang.li@nxp.com>,
"Miguel Ojeda" <miguel.ojeda.sandonis@gmail.com>,
"Michael Walle" <michael@walle.cc>, "Baoquan He" <bhe@redhat.com>,
"Diego Elio Pettenò" <flameeyes@flameeyes.com>,
"Olof Johansson" <olof@lixom.net>,
"Shawn Guo" <shawnguo@kernel.org>
Subject: Re: [PATCH 1/1] kernel/crash_core.c - Add crashkernel=auto for x86 and ARM
Date: Thu, 21 Jan 2021 09:32:50 -0600 [thread overview]
Message-ID: <d6b5b7f3-ba38-be61-d3fe-975c3343a79d@oracle.com> (raw)
In-Reply-To: <20201123034705.GA5908@dhcp-128-65.nay.redhat.com>
On 11/22/20 9:47 PM, Dave Young wrote:
> Hi Guilherme,
> On 11/22/20 at 12:32pm, Guilherme Piccoli wrote:
>> Hi Dave and Kairui, thanks for your responses! OK, if that makes sense
>> to you I'm fine with it. I'd just recommend to test recent kernels in
>> multiple distros with the minimum "range" to see if 64M is enough for
>> crashkernel, maybe we'd need to bump that.
>
> Giving the different kernel configs and the different userspace
> initramfs setup it is hard to get an uniform value for all distributions,
> but we can have an interface/kconfig-option for them to provide a value like this patch
> is doing. And it could be improved like Kairui said about some known
> kernel added extra values later, probably some more improvements if
> doable.
>
> Thanks
> Dave
>
Hi.
Are we going to move forward with implementing this for X86 and Arm ?
If other platform maintainers want to include this CONFIG option in
their configuration settings they have a starting point.
Thank you,
John.
( I am not currently on many of the included dist lists in this email,
so hopefully key contributors are included in this exchange )
_______________________________________________
kexec mailing list
kexec@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/kexec
next prev parent reply other threads:[~2021-01-21 15:38 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-18 23:24 [PATCH 1/1] kernel/crash_core.c - Add crashkernel=auto for x86 and ARM Saeed Mirzamohammadi
2020-11-18 23:24 ` Saeed Mirzamohammadi
2020-11-18 23:24 ` Saeed Mirzamohammadi
2020-11-19 1:06 ` Randy Dunlap
2020-11-19 1:06 ` Randy Dunlap
2020-11-19 1:06 ` Randy Dunlap
2020-11-19 20:16 ` Saeed Mirzamohammadi
2020-11-19 20:16 ` Saeed Mirzamohammadi
2020-11-19 20:16 ` Saeed Mirzamohammadi
2020-11-19 6:09 ` Kairui Song
2020-11-19 6:09 ` Kairui Song
2020-11-19 6:09 ` Kairui Song
2020-11-19 20:52 ` Saeed Mirzamohammadi
2020-11-19 20:52 ` Saeed Mirzamohammadi
2020-11-19 20:52 ` Saeed Mirzamohammadi
[not found] ` <AC36B9BC-654C-4FC1-8EA3-94B986639F1E@oracle.com>
2020-11-20 9:34 ` Kairui Song
2020-11-20 9:34 ` Kairui Song
2020-11-20 9:34 ` Kairui Song
2020-11-22 15:32 ` Guilherme Piccoli
2020-11-22 15:32 ` Guilherme Piccoli
2020-11-22 15:32 ` Guilherme Piccoli
2020-11-23 3:47 ` Dave Young
2020-11-23 3:47 ` Dave Young
2020-11-23 3:47 ` Dave Young
2021-01-21 15:32 ` john.p.donnelly [this message]
2021-01-21 15:32 ` john.p.donnelly
2021-01-21 15:32 ` john.p.donnelly
2021-01-22 1:22 ` Dave Young
2021-01-22 1:22 ` Dave Young
2021-01-22 1:22 ` Dave Young
2021-01-22 3:12 ` Dave Young
2021-01-22 3:12 ` Dave Young
2021-01-22 3:12 ` Dave Young
[not found] ` <730EBE33-5571-49C0-AF38-08C49736EB70@oracle.com>
2021-01-23 3:51 ` Dave Young
2021-01-23 3:51 ` Dave Young
2021-01-23 3:51 ` Dave Young
2021-01-23 3:57 ` Dave Young
2021-01-23 3:57 ` Dave Young
2021-01-23 3:57 ` Dave Young
2020-11-19 21:56 ` Guilherme Piccoli
2020-11-19 21:56 ` Guilherme Piccoli
2020-11-19 21:56 ` Guilherme Piccoli
2020-11-20 2:26 ` Dave Young
2020-11-20 2:26 ` Dave Young
2020-11-20 2:26 ` Dave Young
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