From: Borislav Petkov <bp@alien8.de>
To: Jue Wang <juew@google.com>
Cc: Tony Luck <tony.luck@intel.com>,
x86@kernel.org, linux-kernel@vger.kernel.org,
patches@lists.linux.dev
Subject: Re: [PATCH v2] x86/mce: work around an erratum on fast string copy instructions.
Date: Fri, 18 Feb 2022 23:05:53 +0100 [thread overview]
Message-ID: <YhAYQQ6f/XJjOI8A@zn.tnic> (raw)
In-Reply-To: <CAPcxDJ7=hCz6KRih4OBVv-k8WLcBL4n+VSpeP_zky7Uunq89zg@mail.gmail.com>
Hmm,
do we really need that printk in there?
If so, we can sandwich around it with nstrumentation_begin() and _end()...
20-11-56-randconfig-x86_64-23931-clang.log:1:vmlinux.o: warning: objtool: quirk_skylake_repmov()+0x9a: call to _printk() leaves .noinstr.text section
20-11-56-randconfig-x86_64-23931.log:1:vmlinux.o: warning: objtool: quirk_skylake_repmov()+0xab: call to _printk() leaves .noinstr.text section
20-31-21-randconfig-x86_64-24082-clang.log:2:vmlinux.o: warning: objtool: quirk_skylake_repmov()+0x7d: call to _printk() leaves .noinstr.text section
20-31-21-randconfig-x86_64-24082.log:1:vmlinux.o: warning: objtool: quirk_skylake_repmov()+0x87: call to _printk() leaves .noinstr.text section
20-33-22-randconfig-x86_64-11836-clang.log:2:vmlinux.o: warning: objtool: quirk_skylake_repmov()+0x9a: call to _printk() leaves .noinstr.text section
...
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette
next prev parent reply other threads:[~2022-02-18 22:05 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-07 4:36 [RFC] x86/mce: Add workaround for SKX/CLX/CPX spurious machine checks Jue Wang
2022-02-07 18:23 ` Luck, Tony
2022-02-07 18:52 ` Borislav Petkov
2022-02-07 19:24 ` Luck, Tony
2022-02-07 20:27 ` Borislav Petkov
2022-02-07 21:07 ` Luck, Tony
2022-02-07 21:20 ` Borislav Petkov
2022-02-07 21:51 ` Luck, Tony
2022-02-08 15:04 ` Jue Wang
2022-02-08 15:09 ` [PATCH] " Jue Wang
2022-02-11 20:08 ` Jue Wang
2022-02-11 20:18 ` Borislav Petkov
2022-02-11 20:23 ` Jue Wang
2022-02-15 18:42 ` Luck, Tony
2022-02-15 22:08 ` Borislav Petkov
2022-02-15 22:22 ` Luck, Tony
2022-02-16 10:28 ` Borislav Petkov
2022-02-16 15:50 ` Jue Wang
2022-02-16 18:02 ` Borislav Petkov
2022-02-16 18:41 ` Luck, Tony
2022-02-16 18:52 ` Borislav Petkov
2022-02-16 18:58 ` Luck, Tony
2022-02-16 18:59 ` Jue Wang
2022-02-16 21:53 ` [PATCH] x86/mce: work around an erratum on fast string copy instructions Jue Wang
2022-02-17 16:30 ` Borislav Petkov
2022-02-17 16:32 ` Borislav Petkov
2022-02-18 1:32 ` [PATCH v2] " Jue Wang
2022-02-18 15:07 ` Borislav Petkov
2022-02-18 16:03 ` Jue Wang
2022-02-18 16:14 ` Borislav Petkov
2022-02-18 16:21 ` Jue Wang
2022-02-18 17:16 ` Borislav Petkov
2022-02-18 17:39 ` Jue Wang
[not found] ` <CAPcxDJ7=hCz6KRih4OBVv-k8WLcBL4n+VSpeP_zky7Uunq89zg@mail.gmail.com>
2022-02-18 22:05 ` Borislav Petkov [this message]
2022-02-18 22:38 ` Luck, Tony
2022-02-18 22:58 ` Borislav Petkov
2022-02-18 17:58 ` Luck, Tony
2022-02-19 18:09 ` [tip: ras/core] x86/mce: Work " tip-bot2 for Jue Wang
2022-02-16 5:40 ` [PATCH] x86/mce: Add workaround for SKX/CLX/CPX spurious machine checks Jue Wang
2022-02-16 5:56 ` [PATCH] x86/mce: work around an erratum on fast string copy instructions Jue Wang
2022-02-16 9:04 ` David Laight
2022-02-16 15:33 ` Jue Wang
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