On Mon, Dec 01, 2014 at 07:43:37PM -0700, Jens Axboe wrote:
> On 12/01/2014 11:59 AM, Shaohua Li wrote:
> >On Sun, Nov 30, 2014 at 07:57:12PM -0800, Shaohua Li wrote:
> >>On Sun, Nov 30, 2014 at 06:35:11PM -0700, Jens Axboe wrote:
> >>>On 11/30/2014 05:01 PM, Shaohua Li wrote:
> Buffer read is
On Mon, Dec 01, 2014 at 07:43:37PM -0700, Jens Axboe wrote:
On 12/01/2014 11:59 AM, Shaohua Li wrote:
On Sun, Nov 30, 2014 at 07:57:12PM -0800, Shaohua Li wrote:
On Sun, Nov 30, 2014 at 06:35:11PM -0700, Jens Axboe wrote:
On 11/30/2014 05:01 PM, Shaohua Li wrote:
Buffer read is counted as
On 12/01/2014 11:59 AM, Shaohua Li wrote:
On Sun, Nov 30, 2014 at 07:57:12PM -0800, Shaohua Li wrote:
On Sun, Nov 30, 2014 at 06:35:11PM -0700, Jens Axboe wrote:
On 11/30/2014 05:01 PM, Shaohua Li wrote:
Buffer read is counted as sync in rw_is_sync(). If we use it,
blk_sq_make_request() will
On Sun, Nov 30, 2014 at 07:57:12PM -0800, Shaohua Li wrote:
> On Sun, Nov 30, 2014 at 06:35:11PM -0700, Jens Axboe wrote:
> > On 11/30/2014 05:01 PM, Shaohua Li wrote:
> > >Buffer read is counted as sync in rw_is_sync(). If we use it,
> > >blk_sq_make_request() will not do per-process plug any
On 12/01/2014 11:59 AM, Shaohua Li wrote:
On Sun, Nov 30, 2014 at 07:57:12PM -0800, Shaohua Li wrote:
On Sun, Nov 30, 2014 at 06:35:11PM -0700, Jens Axboe wrote:
On 11/30/2014 05:01 PM, Shaohua Li wrote:
Buffer read is counted as sync in rw_is_sync(). If we use it,
blk_sq_make_request() will
On Sun, Nov 30, 2014 at 07:57:12PM -0800, Shaohua Li wrote:
On Sun, Nov 30, 2014 at 06:35:11PM -0700, Jens Axboe wrote:
On 11/30/2014 05:01 PM, Shaohua Li wrote:
Buffer read is counted as sync in rw_is_sync(). If we use it,
blk_sq_make_request() will not do per-process plug any more.
I
On Sun, Nov 30, 2014 at 06:35:11PM -0700, Jens Axboe wrote:
> On 11/30/2014 05:01 PM, Shaohua Li wrote:
> >Buffer read is counted as sync in rw_is_sync(). If we use it,
> >blk_sq_make_request() will not do per-process plug any more.
> >
> >I haven't changed blk_mq_make_request() yet. It makes
On 11/30/2014 05:01 PM, Shaohua Li wrote:
Buffer read is counted as sync in rw_is_sync(). If we use it,
blk_sq_make_request() will not do per-process plug any more.
I haven't changed blk_mq_make_request() yet. It makes sense to dispatch
REQ_SYNC request immediately. But for buffer read, it's
Buffer read is counted as sync in rw_is_sync(). If we use it,
blk_sq_make_request() will not do per-process plug any more.
I haven't changed blk_mq_make_request() yet. It makes sense to dispatch
REQ_SYNC request immediately. But for buffer read, it's weird not to do
per-process plug, as buffer
Buffer read is counted as sync in rw_is_sync(). If we use it,
blk_sq_make_request() will not do per-process plug any more.
I haven't changed blk_mq_make_request() yet. It makes sense to dispatch
REQ_SYNC request immediately. But for buffer read, it's weird not to do
per-process plug, as buffer
On 11/30/2014 05:01 PM, Shaohua Li wrote:
Buffer read is counted as sync in rw_is_sync(). If we use it,
blk_sq_make_request() will not do per-process plug any more.
I haven't changed blk_mq_make_request() yet. It makes sense to dispatch
REQ_SYNC request immediately. But for buffer read, it's
On Sun, Nov 30, 2014 at 06:35:11PM -0700, Jens Axboe wrote:
On 11/30/2014 05:01 PM, Shaohua Li wrote:
Buffer read is counted as sync in rw_is_sync(). If we use it,
blk_sq_make_request() will not do per-process plug any more.
I haven't changed blk_mq_make_request() yet. It makes sense to
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