On Tue, 2018-12-18 at 06:27 -0700, Jens Axboe wrote:
> On 12/18/18 3:32 AM, Benny Halevy wrote:
> > On Thu, 2018-12-13 at 10:56 -0700, Jens Axboe wrote:
> > > Add polled variants of PREAD/PREADV and PWRITE/PWRITEV. These act
> > > like their non-polled counterparts, e
On Thu, 2018-12-13 at 10:56 -0700, Jens Axboe wrote:
> Add polled variants of PREAD/PREADV and PWRITE/PWRITEV. These act
> like their non-polled counterparts, except we expect to poll for
> completion of them. The polling happens at io_getevent() time, and
> works just like non-polled IO.
>
> To s
On Sun, 2018-12-09 at 07:36 -0700, Jens Axboe wrote:
> On 12/9/18 3:02 AM, Benny Halevy wrote:
> > > +static int __aio_iopoll_check(struct kioctx *ctx, struct io_event __user
> > > *event,
> > > + unsigned int *nr_events, long min_nr, long ma
On Fri, 2018-12-07 at 15:20 -0700, Jens Axboe wrote:
> This is just like io_setup(), except add a flags argument to let the
> caller control/define some of the io_context behavior.
>
> Outside of the flags, we add an iocb array and two user pointers for
> future use.
>
> Signed-off-by: Jens Axboe
On Fri, 2018-12-07 at 15:20 -0700, Jens Axboe wrote:
> Add polled variants of PREAD/PREADV and PWRITE/PWRITEV. These act
> like their non-polled counterparts, except we expect to poll for
> completion of them. The polling happens at io_getevent() time, and
> works just like non-polled IO.
>
> To s
On Wed, 2018-12-05 at 06:10 -0700, Jens Axboe wrote:
> On 12/5/18 2:56 AM, Benny Halevy wrote:
> > > +static int aio_iopoll_getevents(struct kioctx *ctx,
> > > + struct io_event __user *event,
> > > + unsigned int
On Tue, 2018-12-04 at 16:37 -0700, Jens Axboe wrote:
> Add polled variants of PREAD/PREADV and PWRITE/PWRITEV. These act
> like their non-polled counterparts, except we expect to poll for
> completion of them. The polling happens at io_getevent() time, and
> works just like non-polled IO.
>
> To s
On Wed, 2018-11-28 at 11:50 -0700, Jens Axboe wrote:
> On 11/28/18 2:33 AM, Benny Halevy wrote:
> > > I don't see how we can get there with it being larger than already,
> > > that would be a big bug if we fill more events than userspace asked
> > > for.
> &
On Tue, 2018-11-27 at 08:24 -0700, Jens Axboe wrote:
> On 11/27/18 2:53 AM, Benny Halevy wrote:
> > > @@ -818,11 +853,15 @@ static int kill_ioctx(struct mm_struct *mm, struct
> > > kioctx *ctx,
> > > {
> > > struct kioctx_table *table;
> >
On Mon, 2018-11-26 at 09:45 -0700, Jens Axboe wrote:
> Add polled variants of PREAD/PREADV and PWRITE/PWRITEV. These act
> like their non-polled counterparts, except we expect to poll for
> completion of them. The polling happens at io_getevent() time, and
> works just like non-polled IO.
>
> To s
On Wed, 2018-11-21 at 06:26 -0700, Jens Axboe wrote:
> On 11/21/18 4:12 AM, Benny Halevy wrote:
> > > +#define AIO_POLL_STACK 8
> > > +
> > > +/*
> > > + * Process completed iocb iopoll entries, copying the result to
> > > userspace.
> > &
On Tue, 2018-11-20 at 10:19 -0700, Jens Axboe wrote:
> Add polled variants of PREAD/PREADV and PWRITE/PWRITEV. These act
> like their non-polled counterparts, except we expect to poll for
> completion of them. The polling happens at io_getevent() time, and
> works just like non-polled IO.
>
> To s
On Tue, 2018-11-20 at 10:19 -0700, Jens Axboe wrote:
> Add an iomap implementation of fops->iopoll() and wire it up for
> XFS.
>
> Signed-off-by: Jens Axboe
> ---
> fs/iomap.c| 50 +--
> fs/xfs/xfs_file.c | 1 +
> include/linux/iomap.h |
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