From: Boris Ostrovsky <boris.ostrovsky@oracle.com>
To: Ingo Molnar <mingo@kernel.org>
Cc: tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com,
konrad.wilk@oracle.com, david.vrabel@citrix.com,
linux-kernel@vger.kernel.org, xen-devel@lists.xenproject.org,
luto@amacapital.net
Subject: Re: [PATCH] x86: Factor out common CPU initialization code
Date: Tue, 31 Mar 2015 12:40:56 -0400 [thread overview]
Message-ID: <551ACE18.4070501@oracle.com> (raw)
In-Reply-To: <20150331155549.GA30951@gmail.com>
On 03/31/2015 11:55 AM, Ingo Molnar wrote:
>
> * Boris Ostrovsky <boris.ostrovsky@oracle.com> wrote:
>
>> Some of x86 bare-metal and Xen CPU initialization code is common between the two
>> and therefore can be factored out to avoid code duplication.
>>
>> As a side effect, doing so will also extend the fix provided by commit
>> a7fcf28d431e ("x86/asm/entry: Replace this_cpu_sp0() with current_top_of_stack()
>> to x86_32") to 32-bit Xen PV guests.
>>
>> Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
>> ---
>> arch/x86/include/asm/smp.h | 1 +
>> arch/x86/kernel/smpboot.c | 39 +++++++++++++++++++++++----------------
>> arch/x86/xen/smp.c | 14 +-------------
>> 3 files changed, 25 insertions(+), 29 deletions(-)
>
> This does not apply to the latest x86 tree (tip:master).
>
> Thanks,
>
> Ingo
>
Yes, I was somewhat out-of-date, sorry. Let me re-test this and submit v2.
-boris
prev parent reply other threads:[~2015-03-31 16:42 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-31 13:45 [PATCH] x86: Factor out common CPU initialization code Boris Ostrovsky
2015-03-31 15:55 ` Ingo Molnar
2015-03-31 16:40 ` Boris Ostrovsky [this message]
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