On 2020-05-07 03:32, Souptick Joarder wrote:
...
OK, so no real problem with any of these callers. I still don't see a
justification for the churn you suggest... Auditting all those code sites
is going to be pretty tedious.
I try to audit all 42 callers of {get|pin}_user_pages_fast() and
On Thu, May 7, 2020 at 3:43 PM Jan Kara wrote:
>
> On Wed 06-05-20 21:38:40, Souptick Joarder wrote:
> > On Wed, May 6, 2020 at 6:29 PM Jan Kara wrote:
> > >
> > > On Wed 06-05-20 17:51:39, Souptick Joarder wrote:
> > > > On Wed, May 6, 2020 at 3:36 PM Jan Kara wrote:
> > > > >
> > > > > On Wed
On Wed 06-05-20 21:38:40, Souptick Joarder wrote:
> On Wed, May 6, 2020 at 6:29 PM Jan Kara wrote:
> >
> > On Wed 06-05-20 17:51:39, Souptick Joarder wrote:
> > > On Wed, May 6, 2020 at 3:36 PM Jan Kara wrote:
> > > >
> > > > On Wed 06-05-20 02:06:56, Souptick Joarder wrote:
> > > > > On Wed,
On Wed, May 6, 2020 at 6:29 PM Jan Kara wrote:
>
> On Wed 06-05-20 17:51:39, Souptick Joarder wrote:
> > On Wed, May 6, 2020 at 3:36 PM Jan Kara wrote:
> > >
> > > On Wed 06-05-20 02:06:56, Souptick Joarder wrote:
> > > > On Wed, May 6, 2020 at 1:08 AM John Hubbard wrote:
> > > > >
> > > > > On
On Wed 06-05-20 17:51:39, Souptick Joarder wrote:
> On Wed, May 6, 2020 at 3:36 PM Jan Kara wrote:
> >
> > On Wed 06-05-20 02:06:56, Souptick Joarder wrote:
> > > On Wed, May 6, 2020 at 1:08 AM John Hubbard wrote:
> > > >
> > > > On 2020-05-05 12:14, Souptick Joarder wrote:
> > > > > Currently
On Wed, May 6, 2020 at 3:36 PM Jan Kara wrote:
>
> On Wed 06-05-20 02:06:56, Souptick Joarder wrote:
> > On Wed, May 6, 2020 at 1:08 AM John Hubbard wrote:
> > >
> > > On 2020-05-05 12:14, Souptick Joarder wrote:
> > > > Currently {get|pin}_user_pages_fast() have 3 return value 0, -errno
> > > >
On Wed 06-05-20 02:06:56, Souptick Joarder wrote:
> On Wed, May 6, 2020 at 1:08 AM John Hubbard wrote:
> >
> > On 2020-05-05 12:14, Souptick Joarder wrote:
> > > Currently {get|pin}_user_pages_fast() have 3 return value 0, -errno
> > > and no of pinned pages. The only case where these two
On 2020-05-05 13:36, Souptick Joarder wrote:
On Wed, May 6, 2020 at 1:08 AM John Hubbard wrote:
On 2020-05-05 12:14, Souptick Joarder wrote:
Currently {get|pin}_user_pages_fast() have 3 return value 0, -errno
and no of pinned pages. The only case where these two functions will
return 0, is
On Wed, May 6, 2020 at 1:08 AM John Hubbard wrote:
>
> On 2020-05-05 12:14, Souptick Joarder wrote:
> > Currently {get|pin}_user_pages_fast() have 3 return value 0, -errno
> > and no of pinned pages. The only case where these two functions will
> > return 0, is for nr_pages <= 0, which doesn't
On 2020-05-05 12:14, Souptick Joarder wrote:
Currently {get|pin}_user_pages_fast() have 3 return value 0, -errno
and no of pinned pages. The only case where these two functions will
return 0, is for nr_pages <= 0, which doesn't find a valid use case.
But if at all any, then a -ERRNO will be
Currently {get|pin}_user_pages_fast() have 3 return value 0, -errno
and no of pinned pages. The only case where these two functions will
return 0, is for nr_pages <= 0, which doesn't find a valid use case.
But if at all any, then a -ERRNO will be returned instead of 0, which
means
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