Re: [PATCH] virtio_console: Add support for multiple ports for generic guest and host communication

2009-09-19 Thread Amit Shah
On (Fri) Sep 18 2009 [12:55:20], Anthony Liguori wrote: So you need a tiny kernel side driver to unpack it into a meaningful fs, or just a user-user channel with a daemon each end and a protocol over it - nothing kernel in that. I think there's some confusion over what this driver

Re: [PATCH] virtio_console: Add support for multiple ports for generic guest and host communication

2009-09-19 Thread Amit Shah
On (Fri) Sep 18 2009 [10:57:59], H. Peter Anvin wrote: On 09/18/2009 10:55 AM, Anthony Liguori wrote: I fail to see how this is at all relevant. This is a virtual machine, we're presenting virtual hardware that behaves like a serial device. Where web servers fit in is completely beyond

Re: Paravirtualization on VMware's Platform [VMI].

2009-09-19 Thread Avi Kivity
On 09/18/2009 03:17 AM, Alok Kataria wrote: Hi, We ran a few experiments to compare performance of VMware's paravirtualization technique (VMI) and hardware MMU technologies (HWMMU) on VMware's hypervisor. To give some background, VMI is VMware's paravirtualization specification which tries

Re: Paravirtualization on VMware's Platform [VMI].

2009-09-19 Thread Greg KH
On Thu, Sep 17, 2009 at 05:17:08PM -0700, Alok Kataria wrote: Given this new development, I wanted to discuss how should we go about retiring the VMI code from mainline Linux, i.e. the vmi_32.c and vmiclock_32.c bits. One of the options that I am contemplating is to drop the code from the

Re: Paravirtualization on VMware's Platform [VMI].

2009-09-19 Thread Jeremy Fitzhardinge
On 09/19/09 15:44, Greg KH wrote: That sounds good to me, how intrusive are the patches to do this? Is it going to be tricky to get everything merged properly in -tip for it? They should be very local - just a matter of removing a couple of files and dropping some config options. J

Re: Paravirtualization on VMware's Platform [VMI].

2009-09-19 Thread Alok Kataria
On Sat, 2009-09-19 at 15:44 -0700, Greg KH wrote: On Thu, Sep 17, 2009 at 05:17:08PM -0700, Alok Kataria wrote: Given this new development, I wanted to discuss how should we go about retiring the VMI code from mainline Linux, i.e. the vmi_32.c and vmiclock_32.c bits. One of the

Re: Paravirtualization on VMware's Platform [VMI].

2009-09-19 Thread Alok Kataria
Here is the patch which actually removes the vmi code. Signed-off-by: Alok N Kataria akata...@vmware.com --- Documentation/kernel-parameters.txt |2 arch/x86/Kconfig| 10 arch/x86/include/asm/vmi.h | 269 -- arch/x86/include/asm/vmi_time.h |