On Tue, Apr 02, 2019 at 02:00:06AM -0700, Joe Perches wrote:
> On Tue, 2019-04-02 at 08:59 +0200, Greg Kroah-Hartman wrote:
> > On Mon, Apr 01, 2019 at 10:42:52AM -0700, Joe Perches wrote:
> > > On Mon, 2019-04-01 at 19:01 +0200, Greg Kroah-Hartman wrote:
> > > > 4.4-stable review patch. If anyone
On Tue, 2019-04-02 at 08:59 +0200, Greg Kroah-Hartman wrote:
> On Mon, Apr 01, 2019 at 10:42:52AM -0700, Joe Perches wrote:
> > On Mon, 2019-04-01 at 19:01 +0200, Greg Kroah-Hartman wrote:
> > > 4.4-stable review patch. If anyone has any objections, please let me
> > > know.
> >
> > If this is t
On Mon, Apr 01, 2019 at 10:42:52AM -0700, Joe Perches wrote:
> On Mon, 2019-04-01 at 19:01 +0200, Greg Kroah-Hartman wrote:
> > 4.4-stable review patch. If anyone has any objections, please let me know.
>
> If this is to be ported just for an optimization
> (which I think is dubious as it's not a
On Mon, 2019-04-01 at 19:01 +0200, Greg Kroah-Hartman wrote:
> 4.4-stable review patch. If anyone has any objections, please let me know.
If this is to be ported just for an optimization
(which I think is dubious as it's not a bug fix),
why not port the __fls optimization too?
__fls has a bigger
4.4-stable review patch. If anyone has any objections, please let me know.
--
From: Peter Zijlstra
commit 3f3295709edea6268ff1609855f498035286af73 upstream.
The current int_sqrt() computation is sub-optimal for the case of small
@x. Which is the interesting case when we're go
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