linux-kernel - [RFC PATCH 9/10] split VM and memory controllers

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Sat, 3 Nov 2007 19:04:46 -0400
From:	Rik van Riel <riel@...hat.com>
To:	linux-mm@...ck.org
Cc:	linux-kernel@...r.kernel.org
Subject: [RFC PATCH 9/10] split VM and memory controllers

The memory controller code is still quite simple, so don't do
anything fancy for now trying to make it work better with the
split VM code.

Will be merged into 6/10 soon.

Signed-off-by: Rik van Riel <riel@...hat.com>

Index: linux-2.6.23-mm1/mm/memcontrol.c
===================================================================
--- linux-2.6.23-mm1.orig/mm/memcontrol.c
+++ linux-2.6.23-mm1/mm/memcontrol.c
@@ -210,7 +210,6 @@ unsigned long mem_cgroup_isolate_pages(u
 	struct list_head *src;
 	struct page_cgroup *pc;
 
-//TODO:  memory container maintain separate file/anon lists?
 	if (active)
 		src = &mem_cont->active_list;
 	else
@@ -222,6 +221,9 @@ unsigned long mem_cgroup_isolate_pages(u
 		page = pc->page;
 		VM_BUG_ON(!pc);
 
+		/*
+		 * TODO: play better with lumpy reclaim, grabbing anything.
+		 */
 		if (PageActive(page) && !active) {
 			__mem_cgroup_move_lists(pc, true);
 			scan--;
@@ -240,6 +242,9 @@ unsigned long mem_cgroup_isolate_pages(u
 		if (page_zone(page) != z)
 			continue;
 
+		if (file != !!page_file_cache(page))
+			continue;
+
 		/*
 		 * Check if the meta page went away from under us
 		 */
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/