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From: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
To: linux-ia64@vger.kernel.org
Subject: Re: [patch] Support multiple CPUs going through OS_MCA
Date: Mon, 07 May 2007 01:04:31 +0000	[thread overview]
Message-ID: <463E7B1F.30906@jp.fujitsu.com> (raw)
In-Reply-To: <200704272129.l3RLT8Ob64391823@clink.americas.sgi.com>

> @@ -1232,6 +1258,7 @@ ia64_mca_handler(struct pt_regs *regs, s
>  		rh->severity = sal_log_severity_corrected;
>  		ia64_sal_clear_state_info(SAL_INFO_TYPE_MCA);
>  		sos->os_status = IA64_MCA_CORRECTED;
> +		ia64_mlogbuf_dump();
>  	} else {
>  		/* Dump buffered message to console */
>  		ia64_mlogbuf_finish(1);

We cannot call ia64_mlogbuf_dump() from recoverable MCA/INIT
context. Since ia64_mlogbuf_dump() calls printk() which could
cause deadlock in MCA/INIT context, this change may be trouble.

Thanks,
H.Seto

  parent reply	other threads:[~2007-05-07  1:04 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-04-27 21:29 [patch] Support multiple CPUs going through OS_MCA Russ Anderson
2007-04-28  0:34 ` Yu, Fenghua
2007-04-30 23:07 ` Russ Anderson
2007-05-07  1:04 ` Hidetoshi Seto [this message]
2007-05-18 22:17 ` Russ Anderson

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