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From: Thomas Gleixner <tglx@linutronix.de>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org,
	Ingo Molnar <mingo@redhat.com>,
	x86@kernel.org
Subject: Re: [REVIEW][PATCH 03/20] signal/x86: Move MCE error reporting out of force_sig_info_fault
Date: Tue, 18 Sep 2018 22:19:14 +0200 (CEST)	[thread overview]
Message-ID: <alpine.DEB.2.21.1809182217000.1468@nanos.tec.linutronix.de> (raw)
In-Reply-To: <20180918000546.12552-3-ebiederm@xmission.com>

On Tue, 18 Sep 2018, Eric W. Biederman wrote:
>  #ifdef CONFIG_MEMORY_FAILURE
>  	if (fault & (VM_FAULT_HWPOISON|VM_FAULT_HWPOISON_LARGE)) {
> +		unsigned lsb = 0;

Newline between variable declaration and code please.

>  		printk(KERN_ERR
>  	"MCE: Killing %s:%d due to hardware memory corruption fault at %lx\n",
>  			tsk->comm, tsk->pid, address);

Can you please convert that to pr_err() while at it?

> -		code = BUS_MCEERR_AR;
> +		if (fault & VM_FAULT_HWPOISON_LARGE)
> +			lsb = hstate_index_to_shift(VM_FAULT_GET_HINDEX(fault));
> +		if (fault & VM_FAULT_HWPOISON)
> +			lsb = PAGE_SHIFT;
> +		force_sig_mceerr(BUS_MCEERR_AR, (void __user *)address, lsb, tsk);
> +		return;
>  	}

With that fixed:

Reviewed-by: Thomas Gleixner <tglx@linutronix.de>

  reply	other threads:[~2018-09-18 20:19 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-18  0:03 [REVIEW][PATCH 00/20] siginfo cleanups for x86 Eric W. Biederman
2018-09-18  0:05 ` [REVIEW][PATCH 01/20] signal: Simplify tracehook_report_syscall_exit Eric W. Biederman
2018-09-18 20:15   ` Thomas Gleixner
2018-09-18  0:05 ` [REVIEW][PATCH 02/20] signal/x86: Inline fill_sigtrap_info in it's only caller send_sigtrap Eric W. Biederman
2018-09-18 20:16   ` Thomas Gleixner
2018-09-19  5:46   ` Christoph Hellwig
2018-09-19  6:46     ` Eric W. Biederman
2018-09-18  0:05 ` [REVIEW][PATCH 03/20] signal/x86: Move MCE error reporting out of force_sig_info_fault Eric W. Biederman
2018-09-18 20:19   ` Thomas Gleixner [this message]
2018-09-19 13:49     ` Eric W. Biederman
2018-09-18  0:05 ` [REVIEW][PATCH 04/20] signal/x86: Use send_sig_mceerr as apropriate Eric W. Biederman
2018-09-18 20:21   ` Thomas Gleixner
2018-10-01 13:04     ` Paolo Bonzini
2018-09-18  0:05 ` [REVIEW][PATCH 05/20] signal/x86: In trace_mpx_bounds_register_exception add __user annotations Eric W. Biederman
2018-09-18 20:22   ` Thomas Gleixner
2018-09-18  0:05 ` [REVIEW][PATCH 06/20] signal/x86: Move mpx siginfo generation into do_bounds Eric W. Biederman
2018-09-18 20:25   ` Thomas Gleixner
2018-09-19  5:48   ` Christoph Hellwig
2018-09-19 13:52     ` Eric W. Biederman
2018-09-18  0:05 ` [REVIEW][PATCH 07/20] signal/x86/traps: Factor out show_signal Eric W. Biederman
2018-09-18 20:28   ` Thomas Gleixner
2018-09-18  0:05 ` [REVIEW][PATCH 08/20] signal/x86/traps: Move setting error_code and trap_nr into do_trap_no_signal Eric W. Biederman
2018-09-18 20:33   ` Thomas Gleixner
2018-09-18 20:37     ` Thomas Gleixner
2018-09-21 12:45     ` Eric W. Biederman
2018-09-21 13:39       ` Eric W. Biederman
2018-09-18  0:05 ` [REVIEW][PATCH 09/20] signal/x86/traps: Use force_sig_bnderr Eric W. Biederman
2018-09-18 20:34   ` Thomas Gleixner
2018-09-18  0:05 ` [REVIEW][PATCH 10/20] signal/x86/traps: Use force_sig instead of open coding it Eric W. Biederman
2018-09-18 20:34   ` Thomas Gleixner
2018-09-18  0:05 ` [REVIEW][PATCH 11/20] signal/x86/traps: Simplify trap generation Eric W. Biederman
2018-09-18 20:37   ` Thomas Gleixner
2018-09-18  0:05 ` [REVIEW][PATCH 12/20] signal/x86: Remove pkey parameter from bad_area_nosemaphore Eric W. Biederman
2018-09-18 20:44   ` Thomas Gleixner
2018-09-19 16:33     ` Dave Hansen
2018-09-21 12:34       ` Eric W. Biederman
2018-09-18  0:05 ` [REVIEW][PATCH 13/20] signal/x86: Remove the pkey parameter from do_sigbus Eric W. Biederman
2018-09-18 20:45   ` Thomas Gleixner
2018-09-18  0:05 ` [REVIEW][PATCH 14/20] signal/x86: Remove pkey parameter from mm_fault_error Eric W. Biederman
2018-09-18 20:46   ` Thomas Gleixner
2018-09-18  0:05 ` [REVIEW][PATCH 15/20] signal/x86: Don't compute pkey in __do_page_fault Eric W. Biederman
2018-09-18 20:46   ` Thomas Gleixner
2018-09-18  0:05 ` [REVIEW][PATCH 16/20] signal/x86: Pass pkey not vma into __bad_area Eric W. Biederman
2018-09-18 20:48   ` Thomas Gleixner
2018-09-18  0:05 ` [REVIEW][PATCH 17/20] signal/x86: Call force_sig_pkuerr from __bad_area_nosemaphore Eric W. Biederman
2018-09-18 20:50   ` Thomas Gleixner
2018-09-18  0:05 ` [REVIEW][PATCH 18/20] signal/x86: Replace force_sig_info_fault with force_sig_fault Eric W. Biederman
2018-09-18 20:51   ` Thomas Gleixner
2018-09-18  0:05 ` [REVIEW][PATCH 19/20] signal/x86: Pass pkey by value Eric W. Biederman
2018-09-18 20:52   ` Thomas Gleixner
2018-09-18  0:05 ` [REVIEW][PATCH 20/20] signal/x86: Use force_sig_fault where appropriate Eric W. Biederman
2018-09-18 20:53   ` Thomas Gleixner
2018-09-18 20:55 ` [REVIEW][PATCH 00/20] siginfo cleanups for x86 Thomas Gleixner
2018-09-18 21:10   ` Eric W. Biederman

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