From: Michael Ellerman <mpe@ellerman.id.au>
To: Samuel Mendoza-Jonas <sam.mj@au1.ibm.com>, linuxppc-dev@ozlabs.org
Cc: Samuel Mendoza-Jonas <sam.mj@au1.ibm.com>
Subject: Re: [V4, 1/2] powerpc/kexec: Reset secondary cpu endianess before kexec
Date: Fri, 21 Aug 2015 17:43:35 +1000 (AEST) [thread overview]
Message-ID: <20150821074335.D24651402C8@ozlabs.org> (raw)
In-Reply-To: <1437544251-19016-2-git-send-email-sam.mj@au1.ibm.com>
On Wed, 2015-22-07 at 05:50:50 UTC, Samuel Mendoza-Jonas wrote:
> If the target kernel does not inlcude the FIXUP_ENDIAN check, coming
> from a different-endian kernel will cause the target kernel to panic.
> All ppc64 kernels can handle starting in big-endian mode, so return to
> big-endian before branching into the target kernel.
>
> This mainly affects pseries as secondaries on powernv are returned to
> OPAL.
>
> Signed-off-by: Samuel Mendoza-Jonas <sam.mj@au1.ibm.com>
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/ffebf5f391dfa9da3e08
cheers
next prev parent reply other threads:[~2015-08-21 7:43 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-22 5:50 [PATCH V4 0/2] powerpc/kexec: Reset endianess before kexec Samuel Mendoza-Jonas
2015-07-22 5:50 ` [PATCH V4 1/2] powerpc/kexec: Reset secondary cpu " Samuel Mendoza-Jonas
2015-08-21 7:43 ` Michael Ellerman [this message]
2015-07-22 5:50 ` [PATCH V4 2/2] powerpc/kexec: Reset HILE before kexec_sequence Samuel Mendoza-Jonas
2015-08-21 7:43 ` [V4,2/2] " Michael Ellerman
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