On 07/25/2016 08:11 PM, Roger Pau Monné wrote:
> On Mon, Jul 25, 2016 at 07:08:36PM +0800, Bob Liu wrote:
>>
>> On 07/25/2016 06:53 PM, Roger Pau Monné wrote:
>> ..[snip..]
>> * We get the device lock and blk_mq_freeze_queue() in
>> dynamic_reconfig_device(),
>>and then have to r
On Mon, Jul 25, 2016 at 07:08:36PM +0800, Bob Liu wrote:
>
> On 07/25/2016 06:53 PM, Roger Pau Monné wrote:
> ..[snip..]
> * We get the device lock and blk_mq_freeze_queue() in
> dynamic_reconfig_device(),
> and then have to release in blkif_recover() asynchronously which
> >>
On 07/25/2016 06:53 PM, Roger Pau Monné wrote:
..[snip..]
* We get the device lock and blk_mq_freeze_queue() in
dynamic_reconfig_device(),
and then have to release in blkif_recover() asynchronously which makes
the code more difficult to readable.
>>>
>>> I'm not sure I'm
On Mon, Jul 25, 2016 at 06:29:22PM +0800, Bob Liu wrote:
>
> On 07/25/2016 05:20 PM, Roger Pau Monné wrote:
> > On Sat, Jul 23, 2016 at 06:18:23AM +0800, Bob Liu wrote:
> >>
> >> On 07/22/2016 07:45 PM, Roger Pau Monné wrote:
> >>> On Fri, Jul 22, 2016 at 05:43:32PM +0800, Bob Liu wrote:
>
>
On 07/25/2016 05:20 PM, Roger Pau Monné wrote:
> On Sat, Jul 23, 2016 at 06:18:23AM +0800, Bob Liu wrote:
>>
>> On 07/22/2016 07:45 PM, Roger Pau Monné wrote:
>>> On Fri, Jul 22, 2016 at 05:43:32PM +0800, Bob Liu wrote:
On 07/22/2016 05:34 PM, Roger Pau Monné wrote:
> On Fri, Jul 22,
On Sat, Jul 23, 2016 at 06:18:23AM +0800, Bob Liu wrote:
>
> On 07/22/2016 07:45 PM, Roger Pau Monné wrote:
> > On Fri, Jul 22, 2016 at 05:43:32PM +0800, Bob Liu wrote:
> >>
> >> On 07/22/2016 05:34 PM, Roger Pau Monné wrote:
> >>> On Fri, Jul 22, 2016 at 04:17:48PM +0800, Bob Liu wrote:
>
>
On 07/22/2016 07:45 PM, Roger Pau Monné wrote:
> On Fri, Jul 22, 2016 at 05:43:32PM +0800, Bob Liu wrote:
>>
>> On 07/22/2016 05:34 PM, Roger Pau Monné wrote:
>>> On Fri, Jul 22, 2016 at 04:17:48PM +0800, Bob Liu wrote:
On 07/22/2016 03:45 PM, Roger Pau Monné wrote:
> On Thu, Jul 21,
On Fri, Jul 22, 2016 at 05:43:32PM +0800, Bob Liu wrote:
>
> On 07/22/2016 05:34 PM, Roger Pau Monné wrote:
> > On Fri, Jul 22, 2016 at 04:17:48PM +0800, Bob Liu wrote:
> >>
> >> On 07/22/2016 03:45 PM, Roger Pau Monné wrote:
> >>> On Thu, Jul 21, 2016 at 06:08:05PM +0800, Bob Liu wrote:
>
>
On 07/22/2016 05:34 PM, Roger Pau Monné wrote:
> On Fri, Jul 22, 2016 at 04:17:48PM +0800, Bob Liu wrote:
>>
>> On 07/22/2016 03:45 PM, Roger Pau Monné wrote:
>>> On Thu, Jul 21, 2016 at 06:08:05PM +0800, Bob Liu wrote:
On 07/21/2016 04:57 PM, Roger Pau Monné wrote:
>> ..[snip]..
>>
On Fri, Jul 22, 2016 at 04:17:48PM +0800, Bob Liu wrote:
>
> On 07/22/2016 03:45 PM, Roger Pau Monné wrote:
> > On Thu, Jul 21, 2016 at 06:08:05PM +0800, Bob Liu wrote:
> >>
> >> On 07/21/2016 04:57 PM, Roger Pau Monné wrote:
> ..[snip]..
> +
> +static ssize_t dynamic_reconfig_device(str
On 07/22/2016 03:45 PM, Roger Pau Monné wrote:
> On Thu, Jul 21, 2016 at 06:08:05PM +0800, Bob Liu wrote:
>>
>> On 07/21/2016 04:57 PM, Roger Pau Monné wrote:
..[snip]..
+
+static ssize_t dynamic_reconfig_device(struct blkfront_info *info,
ssize_t count)
+{
+ unsigned in
On Thu, Jul 21, 2016 at 06:08:05PM +0800, Bob Liu wrote:
>
> On 07/21/2016 04:57 PM, Roger Pau Monné wrote:
> > On Fri, Jul 15, 2016 at 05:31:49PM +0800, Bob Liu wrote:
> >> The current VBD layer reserves buffer space for each attached device based
> >> on
> >> three statically configured setting
On 07/21/2016 04:57 PM, Roger Pau Monné wrote:
> On Fri, Jul 15, 2016 at 05:31:49PM +0800, Bob Liu wrote:
>> The current VBD layer reserves buffer space for each attached device based on
>> three statically configured settings which are read at boot time.
>> * max_indirect_segs: Maximum amount of
On Fri, Jul 15, 2016 at 05:31:49PM +0800, Bob Liu wrote:
> The current VBD layer reserves buffer space for each attached device based on
> three statically configured settings which are read at boot time.
> * max_indirect_segs: Maximum amount of segments.
> * max_ring_page_order: Maximum order of
The current VBD layer reserves buffer space for each attached device based on
three statically configured settings which are read at boot time.
* max_indirect_segs: Maximum amount of segments.
* max_ring_page_order: Maximum order of pages to be used for the shared ring.
* max_queues: Maximum of
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