From: Benjamin Herrenschmidt <benh@au1.ibm.com>
To: Cyril Bur <cyrilbur@gmail.com>,
mpe@ellerman.id.au, linuxppc-dev@ozlabs.org
Subject: Re: [PATCH] powerpc: Fix possible unrecoverable exception caused by '70fe3d9'
Date: Wed, 16 Mar 2016 22:45:20 +1100 [thread overview]
Message-ID: <1458128720.3107.66.camel@au1.ibm.com> (raw)
In-Reply-To: <1458095370-26731-1-git-send-email-cyrilbur@gmail.com>
On Wed, 2016-03-16 at 13:29 +1100, Cyril Bur wrote:
> +#ifdef CONFIG_PPC_BOOK3S
> + ld r10,PACAKMSR(r13)
> + li r9,MSR_RI
> + andc r11,r10,r9 /* Re-clear RI */
> + mtmsrd r11,1
> +#endif
Do you need that ? IE, mtmsrd with "1" will only update RI and EE, is
the value of EE in PACAMSR variable ?
Cheers,
Ben.
next prev parent reply other threads:[~2016-03-16 11:56 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-16 2:29 [PATCH] powerpc: Fix possible unrecoverable exception caused by '70fe3d9' Cyril Bur
2016-03-16 10:24 ` Michael Ellerman
2016-03-16 11:45 ` Benjamin Herrenschmidt [this message]
2016-03-16 22:32 ` [PATCH] " Cyril Bur
2016-03-17 2:52 ` Michael Ellerman
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