On Wed, Aug 07, 2013 at 07:45:17AM +, Dilger, Andreas wrote:
> The problem still remains that the kernel loop driver eventually depends on
> a local block device for the pages/bios to be written. The Lustre lloop
> driver bypasses the VFS and block layer to generate RPCs from the submitted
> p
On 2013/08/02 4:49 AM, "Christoph Hellwig" wrote:
>On Thu, Aug 01, 2013 at 07:57:22PM +, Dilger, Andreas wrote:
>> It provides significant performance improvement for network IO on
>>Lustre.
>> It bypasses DLM locking in Lustre and the VFS layer on the client,
>>copying
>> in the loop driver,
On Thu, Aug 01, 2013 at 07:57:22PM +, Dilger, Andreas wrote:
> It provides significant performance improvement for network IO on Lustre.
> It bypasses DLM locking in Lustre and the VFS layer on the client, copying
> in the loop driver, and page-by-page IO submission in the normal IO path.
Part
On Fri, Aug 02, 2013 at 10:20:28AM +0800, Xiong Zhou wrote:
>
>
> On Wed, 31 Jul 2013, Greg Kroah-Hartman wrote:
>
> > On Wed, Jul 31, 2013 at 10:30:41AM +0800, Xiong Zhou wrote:
> > > From: Xiong Zhou
> > >
> > > First version of this patch makes LUSTRE_FS depends on BLOCK. Second
> > > vers
On Wed, 31 Jul 2013, Greg Kroah-Hartman wrote:
> On Wed, Jul 31, 2013 at 10:30:41AM +0800, Xiong Zhou wrote:
> > From: Xiong Zhou
> >
> > First version of this patch makes LUSTRE_FS depends on BLOCK. Second
> > version makes only lloop depends on BLOCK with a config option for this
> > depend
On 2013/08/01 2:45 AM, "Christoph Hellwig" wrote:
>On Tue, Jul 30, 2013 at 08:29:51AM +0800, Xiong Zhou wrote:
>> From: Xiong Zhou
>>
>> In the lustre client driver, lloop depends on BLOCK. Add an
>> option for this dependence. Last version of this patch makes
>> LUSTRE_FS depends on BLOCK.
>>
On Tue, Jul 30, 2013 at 08:29:51AM +0800, Xiong Zhou wrote:
> From: Xiong Zhou
>
> In the lustre client driver, lloop depends on BLOCK. Add an
> option for this dependence. Last version of this patch makes
> LUSTRE_FS depends on BLOCK.
> Remove unnecessary jdb head files which depends on BLOCK.
On Wed, Jul 31, 2013 at 10:30:41AM +0800, Xiong Zhou wrote:
> From: Xiong Zhou
>
> First version of this patch makes LUSTRE_FS depends on BLOCK. Second
> version makes only lloop depends on BLOCK with a config option for this
> dependence, and remove unnecessary jdb header files which depends on
On Tue, 30 Jul 2013, Peng Tao wrote:
> On Tue, Jul 30, 2013 at 8:29 AM, Xiong Zhou wrote:
> > From: Xiong Zhou
> >
> > In the lustre client driver, lloop depends on BLOCK. Add an
> > option for this dependence. Last version of this patch makes
> > LUSTRE_FS depends on BLOCK.
> > Remove unneces
On Tue, Jul 30, 2013 at 8:29 AM, Xiong Zhou wrote:
> From: Xiong Zhou
>
> In the lustre client driver, lloop depends on BLOCK. Add an
> option for this dependence. Last version of this patch makes
> LUSTRE_FS depends on BLOCK.
> Remove unnecessary jdb head files which depends on BLOCK.
>
Thanks f
From: Xiong Zhou
In the lustre client driver, lloop depends on BLOCK. Add an
option for this dependence. Last version of this patch makes
LUSTRE_FS depends on BLOCK.
Remove unnecessary jdb head files which depends on BLOCK.
Signed-off-by: Xiong Zhou
---
drivers/staging/lustre/lustre/Kconfig
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