From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: linux-mm@kvack.org, linux-kernel@vger.kernel.org
Cc: Bob Picco <bob.picco@hp.com>, Andrew Morton <akpm@osdl.org>,
IWAMOTO Toshihiro <iwamoto@valinux.co.jp>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Christoph Lameter <christoph@lameter.com>,
Wu Fengguang <wfg@mail.ustc.edu.cn>,
Nick Piggin <npiggin@suse.de>, Linus Torvalds <torvalds@osdl.org>,
Rik van Riel <riel@redhat.com>,
Marcelo Tosatti <marcelo.tosatti@cyclades.com>
Subject: [PATCH 28/34] mm: clockpro-PG_reclaim2.patch
Date: Wed, 22 Mar 2006 23:36:24 +0100 [thread overview]
Message-ID: <20060322223552.12658.16852.sendpatchset@twins.localnet> (raw)
In-Reply-To: <20060322223107.12658.14997.sendpatchset@twins.localnet>
From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Add a second PG_flag to the page reclaim framework.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Marcelo Tosatti <marcelo.tosatti@cyclades.com>
---
include/linux/page-flags.h | 2 ++
mm/hugetlb.c | 4 ++--
mm/page_alloc.c | 3 +++
3 files changed, 7 insertions(+), 2 deletions(-)
Index: linux-2.6/include/linux/page-flags.h
===================================================================
--- linux-2.6.orig/include/linux/page-flags.h 2006-03-13 20:38:26.000000000 +0100
+++ linux-2.6/include/linux/page-flags.h 2006-03-13 20:45:31.000000000 +0100
@@ -76,6 +76,8 @@
#define PG_nosave_free 18 /* Free, should not be written */
#define PG_uncached 19 /* Page has been mapped as uncached */
+#define PG_reclaim2 20 /* reserved by the mm reclaim code */
+
/*
* Global page accounting. One instance per CPU. Only unsigned longs are
* allowed.
Index: linux-2.6/mm/page_alloc.c
===================================================================
--- linux-2.6.orig/mm/page_alloc.c 2006-03-13 20:38:26.000000000 +0100
+++ linux-2.6/mm/page_alloc.c 2006-03-13 20:45:31.000000000 +0100
@@ -150,6 +150,7 @@ static void bad_page(struct page *page)
1 << PG_private |
1 << PG_locked |
1 << PG_reclaim1 |
+ 1 << PG_reclaim2 |
1 << PG_dirty |
1 << PG_reclaim |
1 << PG_slab |
@@ -361,6 +362,7 @@ static inline int free_pages_check(struc
1 << PG_private |
1 << PG_locked |
1 << PG_reclaim1 |
+ 1 << PG_reclaim2 |
1 << PG_reclaim |
1 << PG_slab |
1 << PG_swapcache |
@@ -518,6 +520,7 @@ static int prep_new_page(struct page *pa
1 << PG_private |
1 << PG_locked |
1 << PG_reclaim1 |
+ 1 << PG_reclaim2 |
1 << PG_dirty |
1 << PG_reclaim |
1 << PG_slab |
Index: linux-2.6/mm/hugetlb.c
===================================================================
--- linux-2.6.orig/mm/hugetlb.c 2006-03-13 20:38:26.000000000 +0100
+++ linux-2.6/mm/hugetlb.c 2006-03-13 20:45:31.000000000 +0100
@@ -152,8 +152,8 @@ static void update_and_free_page(struct
nr_huge_pages_node[page_zone(page)->zone_pgdat->node_id]--;
for (i = 0; i < (HPAGE_SIZE / PAGE_SIZE); i++) {
page[i].flags &= ~(1 << PG_locked | 1 << PG_error | 1 << PG_referenced |
- 1 << PG_dirty | 1 << PG_reclaim1 | 1 << PG_reserved |
- 1 << PG_private | 1<< PG_writeback);
+ 1 << PG_dirty | 1 << PG_reclaim1 | 1 << PG_reclaim2 |
+ 1 << PG_reserved | 1 << PG_private | 1<< PG_writeback);
set_page_count(&page[i], 0);
}
set_page_count(page, 1);
--
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next prev parent reply other threads:[~2006-03-22 22:36 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-22 22:31 [PATCH 00/34] mm: Page Replacement Policy Framework Peter Zijlstra
2006-03-22 22:31 ` [PATCH 01/34] mm: kill-page-activate.patch Peter Zijlstra
2006-03-22 22:32 ` [PATCH 02/34] mm: page-replace-kconfig-makefile.patch Peter Zijlstra
2006-03-22 23:03 ` Jeff Garzik
2006-03-22 22:32 ` [PATCH 03/34] mm: page-replace-insert.patch Peter Zijlstra
2006-03-22 22:32 ` [PATCH 04/34] mm: page-replace-use_once.patch Peter Zijlstra
2006-03-22 22:32 ` [PATCH 05/34] mm: page-replace-generic-pagevec.patch Peter Zijlstra
2006-03-22 22:32 ` [PATCH 06/34] mm: page-replace-activate.patch Peter Zijlstra
2006-03-22 22:32 ` [PATCH 07/34] mm: page-replace-move-macros.patch Peter Zijlstra
2006-03-22 22:33 ` [PATCH 08/34] mm: page-replace-move-scan_control.patch Peter Zijlstra
2006-03-22 22:33 ` [PATCH 09/34] mm: page-replace-move-isolate_lru_pages.patch Peter Zijlstra
2006-03-22 22:33 ` [PATCH 10/34] mm: page-replace-reinsert.patch Peter Zijlstra
2006-03-22 22:33 ` [PATCH 11/34] mm: page-replace-should_reclaim_mapped.patch Peter Zijlstra
2006-03-22 22:33 ` [PATCH 12/34] mm: page-replace-shrink.patch Peter Zijlstra
2006-03-22 22:33 ` [PATCH 13/34] mm: page-replace-mark-accessed.patch Peter Zijlstra
2006-03-22 22:34 ` [PATCH 14/34] mm: page-replace-remove-mm_inline.patch Peter Zijlstra
2006-03-22 22:34 ` [PATCH 15/34] mm: page-replace-rotate.patch Peter Zijlstra
2006-03-22 22:34 ` [PATCH 16/34] mm: page-replace-init.patch Peter Zijlstra
2006-03-22 22:34 ` [PATCH 17/34] mm: page-replace-info.patch Peter Zijlstra
2006-03-22 22:34 ` [PATCH 18/34] mm: page-replace-counts.patch Peter Zijlstra
2006-03-22 22:34 ` [PATCH 19/34] mm: page-replace-data.patch Peter Zijlstra
2006-03-22 22:35 ` [PATCH 20/34] mm: page-replace-pg_flags.patch Peter Zijlstra
2006-03-22 22:35 ` [PATCH 21/34] mm: page-replace-nonresident.patch Peter Zijlstra
2006-03-22 22:35 ` [PATCH 22/34] mm: page-replace-shrink-new.patch Peter Zijlstra
2006-03-22 22:35 ` [PATCH 23/34] mm: page-replace-documentation.patch Peter Zijlstra
2006-03-22 22:35 ` [PATCH 24/34] mm: sum_cpu_var.patch Peter Zijlstra
2006-03-22 22:35 ` [PATCH 25/34] mm: kswapd-writeout-wait.patch Peter Zijlstra
2006-03-22 22:36 ` [PATCH 26/34] mm: clockpro-nonresident.patch Peter Zijlstra
2006-03-22 22:36 ` [PATCH 27/34] mm: clockpro-ignore_token.patch Peter Zijlstra
2006-03-22 22:36 ` Peter Zijlstra [this message]
2006-03-22 22:36 ` [PATCH 29/34] mm: clockpro-clockpro.patch Peter Zijlstra
2006-03-22 22:36 ` [PATCH 30/34] mm: cart-nonresident.patch Peter Zijlstra
2006-03-22 22:36 ` [PATCH 31/34] mm: cart-PG_reclaim3.patch Peter Zijlstra
2006-03-22 22:37 ` [PATCH 32/34] mm: cart-cart.patch Peter Zijlstra
2006-03-22 22:37 ` [PATCH 33/34] mm: cart-r.patch Peter Zijlstra
2006-03-22 22:37 ` [PATCH 34/34] mm: random.patch Peter Zijlstra
2006-03-22 22:51 ` [PATCH 00/34] mm: Page Replacement Policy Framework Andrew Morton
2006-03-23 2:21 ` Nick Piggin
2006-03-23 21:13 ` Marcelo Tosatti
2006-03-23 4:01 ` Rik van Riel
2006-03-23 20:53 ` Marcelo Tosatti
2006-03-23 18:15 ` Linus Torvalds
2006-03-23 18:26 ` Rik van Riel
2006-03-23 18:48 ` Diego Calleja
2006-03-23 19:03 ` Peter Zijlstra
2006-03-23 22:30 ` Marcelo Tosatti
2006-03-23 20:49 ` Linus Torvalds
2006-03-23 20:59 ` Rik van Riel
2006-03-24 15:06 ` Helge Hafting
2006-03-28 23:05 ` Elladan
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