From: Boris Ostrovsky <boris.ostrovsky@oracle.com>
To: Borislav Petkov <bp@suse.de>
Cc: tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com,
david.vrabel@citrix.com, konrad.wilk@oracle.com, luto@kernel.org,
linux-kernel@vger.kernel.org, xen-devel@lists.xenproject.org,
virtualization@lists.linux-foundation.org
Subject: Re: [PATCH v2 1/3] x86/xen: Avoid fast syscall path for Xen PV guests
Date: Tue, 15 Dec 2015 10:54:35 -0500 [thread overview]
Message-ID: <567037BB.6080901@oracle.com> (raw)
In-Reply-To: <20151215154830.GF26000@pd.tnic>
On 12/15/2015 10:48 AM, Borislav Petkov wrote:
> On Tue, Dec 15, 2015 at 10:21:37AM -0500, Boris Ostrovsky wrote:
>> I know this has been in the tip tree --- when do you think this will go
>> Linus tree? In the 4.4 timeframe?
> It is queued for 4.5 currently.
>
>> Xen 32-bit PV guests are broken without this.
> So this needs to go into 4.4 or even earlier? Since 5f310f739b4c went
> into 4.4, I'd think 4.4 only for this fix too? Yes?
Oh, I didn't realize this is scheduled for 4.5. It indeed needs to go
into 4.4 because of 5f310f739b4c.
Thanks.
-boris
WARNING: multiple messages have this Message-ID (diff)
From: Boris Ostrovsky <boris.ostrovsky@oracle.com>
To: Borislav Petkov <bp@suse.de>
Cc: konrad.wilk@oracle.com, linux-kernel@vger.kernel.org,
virtualization@lists.linux-foundation.org, mingo@redhat.com,
david.vrabel@citrix.com, luto@kernel.org, hpa@zytor.com,
xen-devel@lists.xenproject.org, tglx@linutronix.de
Subject: Re: [PATCH v2 1/3] x86/xen: Avoid fast syscall path for Xen PV guests
Date: Tue, 15 Dec 2015 10:54:35 -0500 [thread overview]
Message-ID: <567037BB.6080901@oracle.com> (raw)
In-Reply-To: <20151215154830.GF26000@pd.tnic>
On 12/15/2015 10:48 AM, Borislav Petkov wrote:
> On Tue, Dec 15, 2015 at 10:21:37AM -0500, Boris Ostrovsky wrote:
>> I know this has been in the tip tree --- when do you think this will go
>> Linus tree? In the 4.4 timeframe?
> It is queued for 4.5 currently.
>
>> Xen 32-bit PV guests are broken without this.
> So this needs to go into 4.4 or even earlier? Since 5f310f739b4c went
> into 4.4, I'd think 4.4 only for this fix too? Yes?
Oh, I didn't realize this is scheduled for 4.5. It indeed needs to go
into 4.4 because of 5f310f739b4c.
Thanks.
-boris
next prev parent reply other threads:[~2015-12-15 15:59 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-19 21:55 [PATCH v2 0/3] Fix and cleanup for 32-bit PV sysexit Boris Ostrovsky
2015-11-19 21:55 ` Boris Ostrovsky
2015-11-19 21:55 ` [PATCH v2 1/3] x86/xen: Avoid fast syscall path for Xen PV guests Boris Ostrovsky
2015-11-19 21:55 ` Boris Ostrovsky
2015-11-19 21:55 ` Boris Ostrovsky
2015-11-23 16:28 ` [tip:x86/asm] " tip-bot for Boris Ostrovsky
2015-12-15 15:21 ` [PATCH v2 1/3] " Boris Ostrovsky
2015-12-15 15:21 ` Boris Ostrovsky
2015-12-15 15:48 ` Borislav Petkov
2015-12-15 15:48 ` Borislav Petkov
2015-12-15 15:48 ` Borislav Petkov
2015-12-15 15:54 ` Boris Ostrovsky [this message]
2015-12-15 15:54 ` Boris Ostrovsky
2015-12-15 15:57 ` Andy Lutomirski
2015-12-15 15:57 ` Andy Lutomirski
2015-12-15 15:57 ` Andy Lutomirski
2015-12-15 15:54 ` Boris Ostrovsky
2015-12-15 15:21 ` Boris Ostrovsky
2015-12-19 9:15 ` [tip:x86/urgent] " tip-bot for Boris Ostrovsky
2015-11-19 21:55 ` [PATCH v2 2/3] x86: irq_enable_sysexit pv op is no longer needed Boris Ostrovsky
2015-11-19 21:55 ` Boris Ostrovsky
2015-11-23 16:28 ` [tip:x86/asm] x86/paravirt: Remove the unused irq_enable_sysexit pv op tip-bot for Boris Ostrovsky
2015-11-19 21:55 ` [PATCH v2 2/3] x86: irq_enable_sysexit pv op is no longer needed Boris Ostrovsky
2015-11-19 21:55 ` [PATCH v2 3/3] x86: usergs_sysret32 " Boris Ostrovsky
2015-11-19 21:55 ` Boris Ostrovsky
2015-11-19 21:55 ` Boris Ostrovsky
2015-11-23 16:29 ` [tip:x86/asm] x86/entry, x86/paravirt: Remove the unused usergs_sysret32 PV op tip-bot for Boris Ostrovsky
2015-11-19 22:07 ` [PATCH v2 0/3] Fix and cleanup for 32-bit PV sysexit Andy Lutomirski
2015-11-19 22:07 ` Andy Lutomirski
2015-12-15 20:40 ` Andrew Cooper
2015-12-15 20:40 ` [Xen-devel] " Andrew Cooper
2015-12-15 21:27 ` Andy Lutomirski
2015-12-15 21:27 ` Andy Lutomirski
2015-12-15 21:27 ` Andy Lutomirski
2015-12-15 20:40 ` [Xen-devel] " Andrew Cooper
2015-11-19 22:07 ` Andy Lutomirski
2015-11-19 23:02 ` Borislav Petkov
2015-11-19 23:02 ` Borislav Petkov
2015-11-19 23:02 ` Borislav Petkov
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