Re: [RFC PATCH 1/2] Hyper-H reference counter

2013-05-15 Thread Vadim Rozenfeld
On Tue, 2013-05-14 at 16:14 +0200, Peter Lieven wrote: > On 13.05.2013 13:45, Vadim Rozenfeld wrote: > > Signed-off: Peter Lieven > > Signed-off: Gleb Natapov > > Signed-off: Vadim Rozenfeld > > > > The following patch allows to activate Hyper-V > > reference time counter > > --- > > arch/x86/

Re: Xen as L1 support

2013-05-15 Thread Paolo Bonzini
Il 15/05/2013 03:24, Ren, Yongjie ha scritto: >> -Original Message- >> From: kvm-ow...@vger.kernel.org [mailto:kvm-ow...@vger.kernel.org] >> On Behalf Of Alex Palesandro >> Sent: Tuesday, May 14, 2013 10:51 PM >> To: kvm@vger.kernel.org >> Subject: Fwd: Xen as L1 support >> >> Hi, >> I'm ne

Re: [PATCH 2/2] KVM/MIPS32: Wrap calls to gfn_to_pfn() with srcu_read_lock/unlock()

2013-05-15 Thread Sanjay Lal
On May 14, 2013, at 2:27 AM, Gleb Natapov wrote: >> >> >> +EXPORT_SYMBOL(min_low_pfn); /* defined by bootmem.c, but not exported >> by generic code */ >> + > What you need this for? It is not used anywhere in this patch and by > mips/kvm code in general. I did some digging around myself,

Re: [PATCH 2/2] KVM/MIPS32: Wrap calls to gfn_to_pfn() with srcu_read_lock/unlock()

2013-05-15 Thread David Daney
On 05/15/2013 08:54 AM, Sanjay Lal wrote: On May 14, 2013, at 2:27 AM, Gleb Natapov wrote: +EXPORT_SYMBOL(min_low_pfn); /* defined by bootmem.c, but not exported by generic code */ + What you need this for? It is not used anywhere in this patch and by mips/kvm code in general. I did

[PATCH] KVM: take over co-maintainership from Marcelo, fix MAINTAINERS entry

2013-05-15 Thread Paolo Bonzini
As announced last week by Marcelo Tosatti, I will be co-maintaining KVM together with Gleb. Cc: Marcelo Tosatti Cc: Gleb Natapov Cc: kvm@vger.kernel.org Signed-off-by: Paolo Bonzini --- MAINTAINERS | 7 --- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/MAINTAINERS b/MAINTAI

Re: [PATCH 2/2] KVM/MIPS32: Wrap calls to gfn_to_pfn() with srcu_read_lock/unlock()

2013-05-15 Thread Gleb Natapov
On Wed, May 15, 2013 at 09:54:24AM -0700, David Daney wrote: > On 05/15/2013 08:54 AM, Sanjay Lal wrote: > > > >On May 14, 2013, at 2:27 AM, Gleb Natapov wrote: > > > >>> > >>> > >>>+EXPORT_SYMBOL(min_low_pfn); /* defined by bootmem.c, but not exported > >>>by generic code */ > >>>+ > >>What y

Re: KVM: x86: limit difference between kvmclock updates

2013-05-15 Thread Gleb Natapov
On Tue, May 14, 2013 at 10:12:57AM -0300, Marcelo Tosatti wrote: > On Tue, May 14, 2013 at 12:05:13PM +0300, Gleb Natapov wrote: > > On Thu, May 09, 2013 at 08:21:41PM -0300, Marcelo Tosatti wrote: > > > > > > kvmclock updates which are isolated to a given vcpu, such as vcpu->cpu > > > migration,

Re: Xen as L1 support

2013-05-15 Thread Jan Kiszka
On 2013-05-15 16:59, Paolo Bonzini wrote: > Il 15/05/2013 03:24, Ren, Yongjie ha scritto: >>> -Original Message- >>> From: kvm-ow...@vger.kernel.org [mailto:kvm-ow...@vger.kernel.org] >>> On Behalf Of Alex Palesandro >>> Sent: Tuesday, May 14, 2013 10:51 PM >>> To: kvm@vger.kernel.org >>> S

Re: Xen as L1 support

2013-05-15 Thread Gleb Natapov
On Wed, May 15, 2013 at 04:59:24PM +0200, Paolo Bonzini wrote: > Il 15/05/2013 03:24, Ren, Yongjie ha scritto: > >> -Original Message- > >> From: kvm-ow...@vger.kernel.org [mailto:kvm-ow...@vger.kernel.org] > >> On Behalf Of Alex Palesandro > >> Sent: Tuesday, May 14, 2013 10:51 PM > >> To:

Re: Xen as L1 support

2013-05-15 Thread Gleb Natapov
On Wed, May 15, 2013 at 07:43:25PM +0200, Jan Kiszka wrote: > On 2013-05-15 16:59, Paolo Bonzini wrote: > > Il 15/05/2013 03:24, Ren, Yongjie ha scritto: > >>> -Original Message- > >>> From: kvm-ow...@vger.kernel.org [mailto:kvm-ow...@vger.kernel.org] > >>> On Behalf Of Alex Palesandro > >>

Re: Xen as L1 support

2013-05-15 Thread Jan Kiszka
On 2013-05-15 19:45, Gleb Natapov wrote: > On Wed, May 15, 2013 at 07:43:25PM +0200, Jan Kiszka wrote: >> On 2013-05-15 16:59, Paolo Bonzini wrote: >>> Il 15/05/2013 03:24, Ren, Yongjie ha scritto: > -Original Message- > From: kvm-ow...@vger.kernel.org [mailto:kvm-ow...@vger.kernel.

Re: [PATCH 2/2] KVM/MIPS32: Wrap calls to gfn_to_pfn() with srcu_read_lock/unlock()

2013-05-15 Thread Sanjay Lal
On May 15, 2013, at 10:30 AM, Gleb Natapov wrote: > On Wed, May 15, 2013 at 09:54:24AM -0700, David Daney wrote: >> On 05/15/2013 08:54 AM, Sanjay Lal wrote: >>> >>> On May 14, 2013, at 2:27 AM, Gleb Natapov wrote: >>> > > > +EXPORT_SYMBOL(min_low_pfn); /* defined by bootmem.c

Re: KVM: x86: limit difference between kvmclock updates

2013-05-15 Thread Marcelo Tosatti
On Wed, May 15, 2013 at 08:41:54PM +0300, Gleb Natapov wrote: > On Tue, May 14, 2013 at 10:12:57AM -0300, Marcelo Tosatti wrote: > > On Tue, May 14, 2013 at 12:05:13PM +0300, Gleb Natapov wrote: > > > On Thu, May 09, 2013 at 08:21:41PM -0300, Marcelo Tosatti wrote: > > > > > > > > kvmclock updates

RE: [Qemu-devel] Para-Virtualized Clock Usage

2013-05-15 Thread Joji Mekkattuparamban (joji)
Hi Gleb, On a related note, does Qemu have an option to emulate RDTSC? Thanks, Joji. -Original Message- From: Gleb Natapov [mailto:g...@redhat.com] Sent: Wednesday, April 24, 2013 11:57 PM To: Joji Mekkattuparamban (joji) Cc: Marcelo Tosatti; qemu-de...@nongnu.org; kvm@vger.kernel.org S

Re: [PATCH] vhost-scsi: Depend on NET for memcpy_fromiovec

2013-05-15 Thread Nicholas A. Bellinger
On Wed, 2013-05-15 at 14:47 +0930, Rusty Russell wrote: > Asias He writes: > > scsi.c includes vhost.c which uses memcpy_fromiovec. > > > > This patch fixes this build failure. > > > >From Randy Dunlap: > >''' > >on x86_64: > > > >ERROR: "memcpy_fromiovec" [drivers/vhost/vhost_scsi

Re: [PATCH] KVM: allow host header to be included even for !CONFIG_KVM

2013-05-15 Thread Frederic Weisbecker
On Mon, Mar 25, 2013 at 02:14:20PM -0700, Kevin Hilman wrote: > Gleb Natapov writes: > > > On Sun, Mar 24, 2013 at 02:44:26PM +0100, Frederic Weisbecker wrote: > >> 2013/3/21 Gleb Natapov : > >> > Isn't is simpler for kernel/context_tracking.c to define empty > >> > __guest_enter()/__guest_exit()

Re: [PATCH] vhost-scsi: Depend on NET for memcpy_fromiovec

2013-05-15 Thread Rusty Russell
"Nicholas A. Bellinger" writes: > On Wed, 2013-05-15 at 14:47 +0930, Rusty Russell wrote: >> Asias He writes: >> > scsi.c includes vhost.c which uses memcpy_fromiovec. >> > >> > This patch fixes this build failure. >> > >> >From Randy Dunlap: >> >''' >> >on x86_64: >> > >> >ERROR:

Re: [PATCH] vhost-scsi: Depend on NET for memcpy_fromiovec

2013-05-15 Thread Asias He
On Wed, May 15, 2013 at 03:37:30PM -0700, Nicholas A. Bellinger wrote: > On Wed, 2013-05-15 at 14:47 +0930, Rusty Russell wrote: > > Asias He writes: > > > scsi.c includes vhost.c which uses memcpy_fromiovec. > > > > > > This patch fixes this build failure. > > > > > >From Randy Dunlap: > > >

Re: [PATCH] vhost-scsi: Depend on NET for memcpy_fromiovec

2013-05-15 Thread Asias He
On Wed, May 15, 2013 at 02:47:53PM +0930, Rusty Russell wrote: > Asias He writes: > > scsi.c includes vhost.c which uses memcpy_fromiovec. > > > > This patch fixes this build failure. > > > >From Randy Dunlap: > >''' > >on x86_64: > > > >ERROR: "memcpy_fromiovec" [drivers/vhost/vho

Re: [PATCH] vhost-scsi: Depend on NET for memcpy_fromiovec

2013-05-15 Thread Asias He
On Thu, May 16, 2013 at 09:05:38AM +0930, Rusty Russell wrote: > "Nicholas A. Bellinger" writes: > > On Wed, 2013-05-15 at 14:47 +0930, Rusty Russell wrote: > >> Asias He writes: > >> > scsi.c includes vhost.c which uses memcpy_fromiovec. > >> > > >> > This patch fixes this build failure. > >> >

Re: [PATCH] vhost-scsi: Depend on NET for memcpy_fromiovec

2013-05-15 Thread David Miller
From: Rusty Russell Date: Thu, 16 May 2013 09:05:38 +0930 > memcpy_fromiovec() has nothing to do with networking: that was just the > first user. Note that crypto/algif_skcipher.c also uses it. The > obvious answer is to move it into lib/. +1 -- To unsubscribe from this list: send the line "un

Re: [PATCH] vhost-scsi: Depend on NET for memcpy_fromiovec

2013-05-15 Thread Rusty Russell
Asias He writes: > On Wed, May 15, 2013 at 02:47:53PM +0930, Rusty Russell wrote: >> Asias He writes: >> > scsi.c includes vhost.c which uses memcpy_fromiovec. >> > >> > This patch fixes this build failure. >> > >> >From Randy Dunlap: >> >''' >> >on x86_64: >> > >> >ERROR: "memcpy

Re: [PATCH] vhost-scsi: Depend on NET for memcpy_fromiovec

2013-05-15 Thread Joe Perches
On Thu, 2013-05-16 at 13:04 +0930, Rusty Russell wrote: > Asias He writes: > > On Wed, May 15, 2013 at 02:47:53PM +0930, Rusty Russell wrote: [] > > Other users are using memcpy_fromiovec and friends outside net. It seems > > a good idea to put it in a util library. e.g. crypto/algif_skcipher.c >

Re: [PATCH] vhost-scsi: Depend on NET for memcpy_fromiovec

2013-05-15 Thread Asias He
On Thu, May 16, 2013 at 01:04:58PM +0930, Rusty Russell wrote: > Asias He writes: > > On Wed, May 15, 2013 at 02:47:53PM +0930, Rusty Russell wrote: > >> Asias He writes: > >> > scsi.c includes vhost.c which uses memcpy_fromiovec. > >> > > >> > This patch fixes this build failure. > >> > > >> >

Re: [PATCH 2/2] KVM/MIPS32: Wrap calls to gfn_to_pfn() with srcu_read_lock/unlock()

2013-05-15 Thread Gleb Natapov
On Wed, May 15, 2013 at 11:36:02AM -0700, Sanjay Lal wrote: > > On May 15, 2013, at 10:30 AM, Gleb Natapov wrote: > > > On Wed, May 15, 2013 at 09:54:24AM -0700, David Daney wrote: > >> On 05/15/2013 08:54 AM, Sanjay Lal wrote: > >>> > >>> On May 14, 2013, at 2:27 AM, Gleb Natapov wrote: > >>>

Re: [PATCH] vhost-scsi: Depend on NET for memcpy_fromiovec

2013-05-15 Thread Michael S. Tsirkin
On Thu, May 16, 2013 at 01:04:58PM +0930, Rusty Russell wrote: > Asias He writes: > > On Wed, May 15, 2013 at 02:47:53PM +0930, Rusty Russell wrote: > >> Asias He writes: > >> > scsi.c includes vhost.c which uses memcpy_fromiovec. > >> > > >> > This patch fixes this build failure. > >> > > >> >

Re: [PATCH] vhost-scsi: Depend on NET for memcpy_fromiovec

2013-05-15 Thread Michael S. Tsirkin
On Wed, May 15, 2013 at 03:37:30PM -0700, Nicholas A. Bellinger wrote: > On Wed, 2013-05-15 at 14:47 +0930, Rusty Russell wrote: > > Asias He writes: > > > scsi.c includes vhost.c which uses memcpy_fromiovec. > > > > > > This patch fixes this build failure. > > > > > >From Randy Dunlap: > > >

Re: [PATCH] vhost-scsi: Depend on NET for memcpy_fromiovec

2013-05-15 Thread Michael S. Tsirkin
On Wed, May 15, 2013 at 08:10:55PM -0700, David Miller wrote: > From: Rusty Russell > Date: Thu, 16 May 2013 09:05:38 +0930 > > > memcpy_fromiovec() has nothing to do with networking: that was just the > > first user. Note that crypto/algif_skcipher.c also uses it. The > > obvious answer is to