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Thu, 19 Sep 2024 13:24:22 +1000 (AEST) From: Michael Ellerman To: Dave Vasilevsky , glaubitz@physik.fu-berlin.de, bhe@redhat.com, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, ebiederm@xmission.com Cc: Dave Vasilevsky , Reimar =?utf-8?Q?D=C3=B6ffinger?= Subject: Re: [PATCH v2] crash, powerpc: Default to CRASH_DUMP=n on PPC_BOOK3S_32 In-Reply-To: <20240917163720.1644584-1-dave@vasilevsky.ca> References: <20240917163720.1644584-1-dave@vasilevsky.ca> Date: Thu, 19 Sep 2024 13:24:22 +1000 Message-ID: <87ttecpbq1.fsf@mail.lhotse> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240918_202434_950600_8092B4E1 X-CRM114-Status: GOOD ( 12.24 ) X-BeenThere: kexec@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org RGF2ZSBWYXNpbGV2c2t5IDxkYXZlQHZhc2lsZXZza3kuY2E+IHdyaXRlczoKPiBGaXhlcyBib290 IGZhaWx1cmVzIG9uIDYuOSBvbiBQUENfQk9PSzNTXzMyIG1hY2hpbmVzIHVzaW5nCj4gT3BlbiBG aXJtd2FyZS4gT24gdGhlc2UgbWFjaGluZXMsIHRoZSBrZXJuZWwgcmVmdXNlcyB0byBib290Cj4g ZnJvbSBub24temVybyBQSFlTSUNBTF9TVEFSVCwgd2hpY2ggb2NjdXJzIHdoZW4gQ1JBU0hfRFVN UCBpcyBvbi4KPgo+IFNpbmNlIG1vc3QgUFBDX0JPT0szU18zMiBtYWNoaW5lcyBib290IHZpYSBP cGVuIEZpcm13YXJlLCBpdCBzaG91bGQKPiBkZWZhdWx0IHRvIG9mZiBmb3IgdGhlbS4gVXNlcnMg Ym9vdGluZyB2aWEgc29tZSBvdGhlciBtZWNoYW5pc20KPiBjYW4gc3RpbGwgdHVybiBpdCBvbiBl eHBsaWNpdGx5Lgo+Cj4gRG9lcyBub3QgY2hhbmdlIHRoZSBkZWZhdWx0IG9uIGFueSBvdGhlciBh cmNoaXRlY3R1cmVzIGZvciB0aGUKPiB0aW1lIGJlaW5nLgo+Cj4gU2lnbmVkLW9mZi1ieTogRGF2 ZSBWYXNpbGV2c2t5IDxkYXZlQHZhc2lsZXZza3kuY2E+Cj4gUmVwb3J0ZWQtYnk6IFJlaW1hciBE w7ZmZmluZ2VyIDxSZWltYXIuRG9lZmZpbmdlckBnbXguZGU+Cj4gQ2xvc2VzOiBodHRwczovL2xp c3RzLmRlYmlhbi5vcmcvZGViaWFuLXBvd2VycGMvMjAyNC8wNy9tc2cwMDAwMS5odG1sCj4gRml4 ZXM6IDc1YmMyNTVhNzQ0NCAoImNyYXNoOiBjbGVhbiB1cCBrZHVtcCByZWxhdGVkIGNvbmZpZyBp dGVtcyIpCj4gLS0tCj4gIGFyY2gvYXJtL0tjb25maWcgICAgICAgfCAzICsrKwo+ICBhcmNoL2Fy bTY0L0tjb25maWcgICAgIHwgMyArKysKPiAgYXJjaC9sb29uZ2FyY2gvS2NvbmZpZyB8IDMgKysr Cj4gIGFyY2gvbWlwcy9LY29uZmlnICAgICAgfCAzICsrKwo+ICBhcmNoL3Bvd2VycGMvS2NvbmZp ZyAgIHwgNCArKysrCj4gIGFyY2gvcmlzY3YvS2NvbmZpZyAgICAgfCAzICsrKwo+ICBhcmNoL3Mz OTAvS2NvbmZpZyAgICAgIHwgMyArKysKPiAgYXJjaC9zaC9LY29uZmlnICAgICAgICB8IDMgKysr Cj4gIGFyY2gveDg2L0tjb25maWcgICAgICAgfCAzICsrKwo+ICBrZXJuZWwvS2NvbmZpZy5rZXhl YyAgIHwgMiArLQo+ICAxMCBmaWxlcyBjaGFuZ2VkLCAyOSBpbnNlcnRpb25zKCspLCAxIGRlbGV0 aW9uKC0pCgpBY2tlZC1ieTogTWljaGFlbCBFbGxlcm1hbiA8bXBlQGVsbGVybWFuLmlkLmF1PiAo cG93ZXJwYykKCmNoZWVycwoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18Ka2V4ZWMgbWFpbGluZyBsaXN0CmtleGVjQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0 cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9rZXhlYwo= From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.ozlabs.org (gandalf.ozlabs.org [150.107.74.76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 603CE12E75; 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Thu, 19 Sep 2024 13:24:22 +1000 (AEST) From: Michael Ellerman To: Dave Vasilevsky , glaubitz@physik.fu-berlin.de, bhe@redhat.com, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, ebiederm@xmission.com Cc: Dave Vasilevsky , Reimar =?utf-8?Q?D=C3=B6ffinger?= Subject: Re: [PATCH v2] crash, powerpc: Default to CRASH_DUMP=n on PPC_BOOK3S_32 In-Reply-To: <20240917163720.1644584-1-dave@vasilevsky.ca> References: <20240917163720.1644584-1-dave@vasilevsky.ca> Date: Thu, 19 Sep 2024 13:24:22 +1000 Message-ID: <87ttecpbq1.fsf@mail.lhotse> Precedence: bulk X-Mailing-List: linux-sh@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Dave Vasilevsky writes: > Fixes boot failures on 6.9 on PPC_BOOK3S_32 machines using > Open Firmware. On these machines, the kernel refuses to boot > from non-zero PHYSICAL_START, which occurs when CRASH_DUMP is on. > > Since most PPC_BOOK3S_32 machines boot via Open Firmware, it should > default to off for them. Users booting via some other mechanism > can still turn it on explicitly. > > Does not change the default on any other architectures for the > time being. > > Signed-off-by: Dave Vasilevsky > Reported-by: Reimar D=C3=B6ffinger > Closes: https://lists.debian.org/debian-powerpc/2024/07/msg00001.html > Fixes: 75bc255a7444 ("crash: clean up kdump related config items") > --- > arch/arm/Kconfig | 3 +++ > arch/arm64/Kconfig | 3 +++ > arch/loongarch/Kconfig | 3 +++ > arch/mips/Kconfig | 3 +++ > arch/powerpc/Kconfig | 4 ++++ > arch/riscv/Kconfig | 3 +++ > arch/s390/Kconfig | 3 +++ > arch/sh/Kconfig | 3 +++ > arch/x86/Kconfig | 3 +++ > kernel/Kconfig.kexec | 2 +- > 10 files changed, 29 insertions(+), 1 deletion(-) Acked-by: Michael Ellerman (powerpc) cheers