Re: [PATCH] proc: add percpu populated pages count to meminfo

Hi Tejun,

On Tue, Aug 07, 2018 at 08:11:46AM -0700, Tejun Heo wrote:

Hello,

On Tue, Aug 07, 2018 at 02:12:06PM +0000, Christopher Lameter wrote:

quoted

quoted

@@ -121,6 +122,7 @@ static int meminfo_proc_show(struct seq_file *m, void *v)
 		   (unsigned long)VMALLOC_TOTAL >> 10);
 	show_val_kb(m, "VmallocUsed:    ", 0ul);
 	show_val_kb(m, "VmallocChunk:   ", 0ul);
+	show_val_kb(m, "PercpuPopulated:", pcpu_nr_populated_pages());

Populated? Can we avoid this for simplicities sake: "Percpu"?

We do not count pages that are not present elsewhere either and those
counters do not have "populated" in them.

Yeah, let's do "Percpu".

Sounds good, I've dropped populated.

Thanks,
Dennis