On Sat, Apr 19, 2014 at 9:01 PM, Tejun Heo wrote:
> Hello,
>
> On Sat, Apr 19, 2014 at 06:43:41PM +0800, Lai Jiangshan wrote:
>> On 04/19/2014 01:17 AM, Tejun Heo wrote:
>> It only frees one layer. And the ida_pre_get() for the next ida_get_new*()
>> will allocation it back again. The aim "Throw
Hello,
On Sat, Apr 19, 2014 at 06:43:41PM +0800, Lai Jiangshan wrote:
> On 04/19/2014 01:17 AM, Tejun Heo wrote:
> It only frees one layer. And the ida_pre_get() for the next ida_get_new*()
> will allocation it back again. The aim "Throw away extra resources one by one"
> can't be achieved. It
On 04/19/2014 01:17 AM, Tejun Heo wrote:
> On Fri, Apr 18, 2014 at 08:49:53PM +0800, Lai Jiangshan wrote:
>> The ida callers always calls ida_pre_get() before ida_get_new*().
>> ida_pre_get() will do layer allocation, and ida_get_new*() will do layer
>> removal.
>>
>> It causes an unneeded
On 04/19/2014 01:17 AM, Tejun Heo wrote:
On Fri, Apr 18, 2014 at 08:49:53PM +0800, Lai Jiangshan wrote:
The ida callers always calls ida_pre_get() before ida_get_new*().
ida_pre_get() will do layer allocation, and ida_get_new*() will do layer
removal.
It causes an unneeded ping-pong. The
Hello,
On Sat, Apr 19, 2014 at 06:43:41PM +0800, Lai Jiangshan wrote:
On 04/19/2014 01:17 AM, Tejun Heo wrote:
It only frees one layer. And the ida_pre_get() for the next ida_get_new*()
will allocation it back again. The aim Throw away extra resources one by one
can't be achieved. It can't
On Sat, Apr 19, 2014 at 9:01 PM, Tejun Heo t...@kernel.org wrote:
Hello,
On Sat, Apr 19, 2014 at 06:43:41PM +0800, Lai Jiangshan wrote:
On 04/19/2014 01:17 AM, Tejun Heo wrote:
It only frees one layer. And the ida_pre_get() for the next ida_get_new*()
will allocation it back again. The aim
On Fri, Apr 18, 2014 at 08:49:53PM +0800, Lai Jiangshan wrote:
> The ida callers always calls ida_pre_get() before ida_get_new*().
> ida_pre_get() will do layer allocation, and ida_get_new*() will do layer
> removal.
>
> It causes an unneeded ping-pong. The speculative layer removal in
>
The ida callers always calls ida_pre_get() before ida_get_new*().
ida_pre_get() will do layer allocation, and ida_get_new*() will do layer
removal.
It causes an unneeded ping-pong. The speculative layer removal in
ida_get_new*() can't result expected optimization.
So we remove the unneeded
The ida callers always calls ida_pre_get() before ida_get_new*().
ida_pre_get() will do layer allocation, and ida_get_new*() will do layer
removal.
It causes an unneeded ping-pong. The speculative layer removal in
ida_get_new*() can't result expected optimization.
So we remove the unneeded
On Fri, Apr 18, 2014 at 08:49:53PM +0800, Lai Jiangshan wrote:
The ida callers always calls ida_pre_get() before ida_get_new*().
ida_pre_get() will do layer allocation, and ida_get_new*() will do layer
removal.
It causes an unneeded ping-pong. The speculative layer removal in
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