On Sun, 2 Jul 2017, Thomas Gleixner wrote:
{
+ struct rdtgroup *pr = rdtgrp->parent, *cr;
*pr and *cr really suck.
We used r before rdtgroup. pr would be parent rdtgrp. Wanted to keep them short
as there are more in this function.
prgrp can be used if thats not ok?
On Thu, 6 Jul 2017, Thomas Gleixner wrote:
On Thu, 6 Jul 2017, Shivappa Vikas wrote:
On Sun, 2 Jul 2017, Thomas Gleixner wrote:
+ /* Check whether cpus belong to parent ctrl group */
+ cpumask_andnot(tmpmask, newmask, &pr->cpu_mask);
+ if (cpumask_weight(tmpmask)) {
+
On Thu, 6 Jul 2017, Shivappa Vikas wrote:
> On Sun, 2 Jul 2017, Thomas Gleixner wrote:
> > > + /* Check whether cpus belong to parent ctrl group */
> > > + cpumask_andnot(tmpmask, newmask, &pr->cpu_mask);
> > > + if (cpumask_weight(tmpmask)) {
> > > + ret = -EINVAL;
> > > + goto out
On Sun, 2 Jul 2017, Thomas Gleixner wrote:
On Mon, 26 Jun 2017, Vikas Shivappa wrote:
-static ssize_t rdtgroup_cpus_write(struct kernfs_open_file *of,
- char *buf, size_t nbytes, loff_t off)
+static ssize_t cpus_mon_write(struct kernfs_open_file *of,
+
On Sun, 2 Jul 2017, Thomas Gleixner wrote:
On Mon, 26 Jun 2017, Vikas Shivappa wrote:
diff --git a/arch/x86/kernel/cpu/intel_rdt.h b/arch/x86/kernel/cpu/intel_rdt.h
index fdf3654..fec8ba9 100644
--- a/arch/x86/kernel/cpu/intel_rdt.h
+++ b/arch/x86/kernel/cpu/intel_rdt.h
@@ -37,6 +37,8 @@ stru
On Mon, 26 Jun 2017, Vikas Shivappa wrote:
> -static ssize_t rdtgroup_cpus_write(struct kernfs_open_file *of,
> -char *buf, size_t nbytes, loff_t off)
> +static ssize_t cpus_mon_write(struct kernfs_open_file *of,
> + char *buf, size_t nbytes
On Mon, 26 Jun 2017, Vikas Shivappa wrote:
> diff --git a/arch/x86/kernel/cpu/intel_rdt.h b/arch/x86/kernel/cpu/intel_rdt.h
> index fdf3654..fec8ba9 100644
> --- a/arch/x86/kernel/cpu/intel_rdt.h
> +++ b/arch/x86/kernel/cpu/intel_rdt.h
> @@ -37,6 +37,8 @@ struct mon_evt {
> extern bool rdt_alloc_e
The cpus file is extended to support resource monitoring. This is used
to over-ride the RMID of the default group when running on specific
CPUs. It works similar to the resource control. The "cpus" and
"cpus_list" file is present in default group, ctrl_mon groups and
monitor groups.
Each "cpus" fi
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