On Thu, Oct 29, 2020 at 01:33:55PM -0700, Paul E. McKenney wrote:
> On Thu, Oct 29, 2020 at 09:22:41PM +0100, Uladzislau Rezki wrote:
> > On Thu, Oct 29, 2020 at 09:13:42PM +0100, Uladzislau Rezki wrote:
> > > On Thu, Oct 29, 2020 at 12:47:24PM -0700, Paul E. McKenney wrote:
> > > > On Thu, Oct
On Thu, Oct 29, 2020 at 09:22:41PM +0100, Uladzislau Rezki wrote:
> On Thu, Oct 29, 2020 at 09:13:42PM +0100, Uladzislau Rezki wrote:
> > On Thu, Oct 29, 2020 at 12:47:24PM -0700, Paul E. McKenney wrote:
> > > On Thu, Oct 29, 2020 at 05:50:19PM +0100, Uladzislau Rezki (Sony) wrote:
> > > > A
On Thu, Oct 29, 2020 at 09:13:42PM +0100, Uladzislau Rezki wrote:
> On Thu, Oct 29, 2020 at 12:47:24PM -0700, Paul E. McKenney wrote:
> > On Thu, Oct 29, 2020 at 05:50:19PM +0100, Uladzislau Rezki (Sony) wrote:
> > > A CONFIG_PREEMPT_COUNT is unconditionally enabled, thus a page
> > > can be
On Thu, Oct 29, 2020 at 12:47:24PM -0700, Paul E. McKenney wrote:
> On Thu, Oct 29, 2020 at 05:50:19PM +0100, Uladzislau Rezki (Sony) wrote:
> > A CONFIG_PREEMPT_COUNT is unconditionally enabled, thus a page
> > can be obtained directly from a kvfree_rcu() path. To distinguish
> > that and take a
On Thu, Oct 29, 2020 at 05:50:19PM +0100, Uladzislau Rezki (Sony) wrote:
> A CONFIG_PREEMPT_COUNT is unconditionally enabled, thus a page
> can be obtained directly from a kvfree_rcu() path. To distinguish
> that and take a decision the preemptable() macro is used when it
> is save to enter
A CONFIG_PREEMPT_COUNT is unconditionally enabled, thus a page
can be obtained directly from a kvfree_rcu() path. To distinguish
that and take a decision the preemptable() macro is used when it
is save to enter allocator.
It means that refilling a cache is not important from timing point
of view.
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