On 2024-10-07 21:06, Paul E. McKenney wrote:
On Mon, Oct 07, 2024 at 11:18:14AM -0700, Paul E. McKenney wrote:
On Mon, Oct 07, 2024 at 10:50:46AM -0400, Mathieu Desnoyers wrote:
On 2024-10-07 12:40, Peter Zijlstra wrote:
On Sat, Oct 05, 2024 at 02:50:17PM -0400, Mathieu Desnoyers wrote:
On 20
On Mon, Oct 07, 2024 at 11:18:14AM -0700, Paul E. McKenney wrote:
> On Mon, Oct 07, 2024 at 10:50:46AM -0400, Mathieu Desnoyers wrote:
> > On 2024-10-07 12:40, Peter Zijlstra wrote:
> > > On Sat, Oct 05, 2024 at 02:50:17PM -0400, Mathieu Desnoyers wrote:
> > > > On 2024-10-05 18:04, Peter Zijlstra
On Mon, Oct 07, 2024 at 10:50:46AM -0400, Mathieu Desnoyers wrote:
> On 2024-10-07 12:40, Peter Zijlstra wrote:
> > On Sat, Oct 05, 2024 at 02:50:17PM -0400, Mathieu Desnoyers wrote:
> > > On 2024-10-05 18:04, Peter Zijlstra wrote:
> >
> >
> > > > > +/*
> > > > > + * hp_allocate: Allocate a hazar
On 2024-10-07 12:40, Peter Zijlstra wrote:
On Sat, Oct 05, 2024 at 02:50:17PM -0400, Mathieu Desnoyers wrote:
On 2024-10-05 18:04, Peter Zijlstra wrote:
+/*
+ * hp_allocate: Allocate a hazard pointer.
+ *
+ * Allocate a hazard pointer slot for @addr. The object existence should
+ * be guaran
On 2024-10-07 12:42, Peter Zijlstra wrote:
On Sat, Oct 05, 2024 at 02:56:26PM -0400, Mathieu Desnoyers wrote:
On 2024-10-05 18:07, Peter Zijlstra wrote:
On Sat, Oct 05, 2024 at 06:04:44PM +0200, Peter Zijlstra wrote:
On Fri, Oct 04, 2024 at 02:27:33PM -0400, Mathieu Desnoyers wrote:
+void h
On Sat, Oct 05, 2024 at 02:56:26PM -0400, Mathieu Desnoyers wrote:
> On 2024-10-05 18:07, Peter Zijlstra wrote:
> > On Sat, Oct 05, 2024 at 06:04:44PM +0200, Peter Zijlstra wrote:
> > > On Fri, Oct 04, 2024 at 02:27:33PM -0400, Mathieu Desnoyers wrote:
> >
> > > > +void hp_scan(struct hp_slot __pe
On Sat, Oct 05, 2024 at 02:50:17PM -0400, Mathieu Desnoyers wrote:
> On 2024-10-05 18:04, Peter Zijlstra wrote:
> > > +/*
> > > + * hp_allocate: Allocate a hazard pointer.
> > > + *
> > > + * Allocate a hazard pointer slot for @addr. The object existence should
> > > + * be guaranteed by the call
On 2024-10-05 18:07, Peter Zijlstra wrote:
On Sat, Oct 05, 2024 at 06:04:44PM +0200, Peter Zijlstra wrote:
On Fri, Oct 04, 2024 at 02:27:33PM -0400, Mathieu Desnoyers wrote:
+void hp_scan(struct hp_slot __percpu *percpu_slots, void *addr,
+void (*retire_cb)(int cpu, struct hp_slot
On 2024-10-05 18:04, Peter Zijlstra wrote:
On Fri, Oct 04, 2024 at 02:27:33PM -0400, Mathieu Desnoyers wrote:
include/linux/hp.h | 158 +
kernel/Makefile| 2 +-
kernel/hp.c| 46 +
3 files changed, 205 insertions(+), 1 de
On Sat, Oct 05, 2024 at 06:04:44PM +0200, Peter Zijlstra wrote:
> On Fri, Oct 04, 2024 at 02:27:33PM -0400, Mathieu Desnoyers wrote:
> > +void hp_scan(struct hp_slot __percpu *percpu_slots, void *addr,
> > +void (*retire_cb)(int cpu, struct hp_slot *slot, void *addr))
> > +{
> > + int cp
On Fri, Oct 04, 2024 at 02:27:33PM -0400, Mathieu Desnoyers wrote:
> include/linux/hp.h | 158 +
> kernel/Makefile| 2 +-
> kernel/hp.c| 46 +
> 3 files changed, 205 insertions(+), 1 deletion(-)
> create mode 100644 include/li
On 2024-10-04 23:25, Joel Fernandes wrote:
On Fri, Oct 4, 2024 at 2:29 PM Mathieu Desnoyers
wrote:
This API provides existence guarantees of objects through Hazard
Pointers (HP). This minimalist implementation is specific to use
with preemption disabled, but can be extended further as needed.
On 2024-10-05 13:19, Frederic Weisbecker wrote:
Le Fri, Oct 04, 2024 at 02:27:33PM -0400, Mathieu Desnoyers a écrit :
+void hp_scan(struct hp_slot __percpu *percpu_slots, void *addr,
+void (*retire_cb)(int cpu, struct hp_slot *slot, void *addr))
+{
+ int cpu;
+
+ /*
+
Le Fri, Oct 04, 2024 at 02:27:33PM -0400, Mathieu Desnoyers a écrit :
> +void hp_scan(struct hp_slot __percpu *percpu_slots, void *addr,
> + void (*retire_cb)(int cpu, struct hp_slot *slot, void *addr))
> +{
> + int cpu;
> +
> + /*
> + * Store A precedes hp_scan(): it unpublis
On Fri, Oct 4, 2024 at 2:29 PM Mathieu Desnoyers
wrote:
>
> This API provides existence guarantees of objects through Hazard
> Pointers (HP). This minimalist implementation is specific to use
> with preemption disabled, but can be extended further as needed.
>
> Each HP domain defines a fixed numb
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