Thread (4 messages) 4 messages, 2 authors, 2011-08-23

Re: [RFC] mm: Distinguish between mlocked and pinned pages

From: Christoph Lameter <hidden>
Date: 2011-08-18 23:51:47
Also in: linux-rdma

On Wed, 17 Aug 2011, Andrew Morton wrote:
Sounds reasonable.  But how do we prevent future confusion?  We should
carefully define these terms in an obvious place, please.
Ok.
quoted
--- linux-2.6.orig/include/linux/mm_types.h	2011-08-10 14:08:42.000000000 -0500
+++ linux-2.6/include/linux/mm_types.h	2011-08-10 14:09:02.000000000 -0500
@@ -281,7 +281,7 @@ struct mm_struct {
 	unsigned long hiwater_rss;	/* High-watermark of RSS usage */
 	unsigned long hiwater_vm;	/* High-water virtual memory usage */

-	unsigned long total_vm, locked_vm, shared_vm, exec_vm;
+	unsigned long total_vm, locked_vm, pinned_vm, shared_vm, exec_vm;
 	unsigned long stack_vm, reserved_vm, def_flags, nr_ptes;
 	unsigned long start_code, end_code, start_data, end_data;
 	unsigned long start_brk, brk, start_stack;
This is an obvious place.  Could I ask that you split all these up into
one-definition-per-line and we can start in on properly documenting
each field?
Will do that after the linuxcon.

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