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From: Peter Zijlstra <peterz@infradead.org>
To: Mel Gorman <mel@csn.ul.ie>
Cc: Linux Memory Management List <linux-mm@kvack.org>,
	Pekka Enberg <penberg@cs.helsinki.fi>,
	Rik van Riel <riel@redhat.com>,
	KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
	Christoph Lameter <cl@linux-foundation.org>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Nick Piggin <npiggin@suse.de>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Lin Ming <ming.m.lin@intel.com>,
	Zhang Yanmin <yanmin_zhang@linux.intel.com>
Subject: [PATCH] mm: clean up __GFP_* flags a bit
Date: Mon, 23 Feb 2009 12:55:01 +0100	[thread overview]
Message-ID: <1235390101.4645.79.camel@laptop> (raw)
In-Reply-To: <1235344649-18265-5-git-send-email-mel@csn.ul.ie>

Subject: mm: clean up __GFP_* flags a bit
From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Mon Feb 23 12:28:33 CET 2009

re-sort them and poke at some whitespace alignment for easier reading.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
---
 include/linux/gfp.h |   13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

Index: linux-2.6/include/linux/gfp.h
===================================================================
--- linux-2.6.orig/include/linux/gfp.h
+++ linux-2.6/include/linux/gfp.h
@@ -25,6 +25,8 @@ struct vm_area_struct;
 #define __GFP_HIGHMEM	((__force gfp_t)0x02u)
 #define __GFP_DMA32	((__force gfp_t)0x04u)
 
+#define __GFP_MOVABLE	((__force gfp_t)0x08u)  /* Page is movable */
+
 /*
  * Action modifiers - doesn't change the zoning
  *
@@ -50,16 +52,15 @@ struct vm_area_struct;
 #define __GFP_NORETRY	((__force gfp_t)0x1000u)/* See above */
 #define __GFP_COMP	((__force gfp_t)0x4000u)/* Add compound page metadata */
 #define __GFP_ZERO	((__force gfp_t)0x8000u)/* Return zeroed page on success */
-#define __GFP_NOMEMALLOC ((__force gfp_t)0x10000u) /* Don't use emergency reserves */
-#define __GFP_HARDWALL   ((__force gfp_t)0x20000u) /* Enforce hardwall cpuset memory allocs */
-#define __GFP_THISNODE	((__force gfp_t)0x40000u)/* No fallback, no policies */
+#define __GFP_NOMEMALLOC  ((__force gfp_t)0x10000u) /* Don't use emergency reserves */
+#define __GFP_HARDWALL    ((__force gfp_t)0x20000u) /* Enforce hardwall cpuset memory allocs */
+#define __GFP_THISNODE	  ((__force gfp_t)0x40000u) /* No fallback, no policies */
 #define __GFP_RECLAIMABLE ((__force gfp_t)0x80000u) /* Page is reclaimable */
-#define __GFP_MOVABLE	((__force gfp_t)0x08u)  /* Page is movable */
 
 #ifdef CONFIG_KMEMCHECK
-#define __GFP_NOTRACK	((__force gfp_t)0x200000u)  /* Don't track with kmemcheck */
+#define __GFP_NOTRACK	  ((__force gfp_t)0x100000u) /* Don't track with kmemcheck */
 #else
-#define __GFP_NOTRACK	((__force gfp_t)0)
+#define __GFP_NOTRACK	  ((__force gfp_t)0)
 #endif
 
 #define __GFP_BITS_SHIFT 22	/* Room for 22 __GFP_FOO bits */



WARNING: multiple messages have this Message-ID (diff)
From: Peter Zijlstra <peterz@infradead.org>
To: Mel Gorman <mel@csn.ul.ie>
Cc: Linux Memory Management List <linux-mm@kvack.org>,
	Pekka Enberg <penberg@cs.helsinki.fi>,
	Rik van Riel <riel@redhat.com>,
	KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
	Christoph Lameter <cl@linux-foundation.org>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Nick Piggin <npiggin@suse.de>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Lin Ming <ming.m.lin@intel.com>,
	Zhang Yanmin <yanmin_zhang@linux.intel.com>
Subject: [PATCH] mm: clean up __GFP_* flags a bit
Date: Mon, 23 Feb 2009 12:55:01 +0100	[thread overview]
Message-ID: <1235390101.4645.79.camel@laptop> (raw)
In-Reply-To: <1235344649-18265-5-git-send-email-mel@csn.ul.ie>

Subject: mm: clean up __GFP_* flags a bit
From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Mon Feb 23 12:28:33 CET 2009

re-sort them and poke at some whitespace alignment for easier reading.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
---
 include/linux/gfp.h |   13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

Index: linux-2.6/include/linux/gfp.h
===================================================================
--- linux-2.6.orig/include/linux/gfp.h
+++ linux-2.6/include/linux/gfp.h
@@ -25,6 +25,8 @@ struct vm_area_struct;
 #define __GFP_HIGHMEM	((__force gfp_t)0x02u)
 #define __GFP_DMA32	((__force gfp_t)0x04u)
 
+#define __GFP_MOVABLE	((__force gfp_t)0x08u)  /* Page is movable */
+
 /*
  * Action modifiers - doesn't change the zoning
  *
@@ -50,16 +52,15 @@ struct vm_area_struct;
 #define __GFP_NORETRY	((__force gfp_t)0x1000u)/* See above */
 #define __GFP_COMP	((__force gfp_t)0x4000u)/* Add compound page metadata */
 #define __GFP_ZERO	((__force gfp_t)0x8000u)/* Return zeroed page on success */
-#define __GFP_NOMEMALLOC ((__force gfp_t)0x10000u) /* Don't use emergency reserves */
-#define __GFP_HARDWALL   ((__force gfp_t)0x20000u) /* Enforce hardwall cpuset memory allocs */
-#define __GFP_THISNODE	((__force gfp_t)0x40000u)/* No fallback, no policies */
+#define __GFP_NOMEMALLOC  ((__force gfp_t)0x10000u) /* Don't use emergency reserves */
+#define __GFP_HARDWALL    ((__force gfp_t)0x20000u) /* Enforce hardwall cpuset memory allocs */
+#define __GFP_THISNODE	  ((__force gfp_t)0x40000u) /* No fallback, no policies */
 #define __GFP_RECLAIMABLE ((__force gfp_t)0x80000u) /* Page is reclaimable */
-#define __GFP_MOVABLE	((__force gfp_t)0x08u)  /* Page is movable */
 
 #ifdef CONFIG_KMEMCHECK
-#define __GFP_NOTRACK	((__force gfp_t)0x200000u)  /* Don't track with kmemcheck */
+#define __GFP_NOTRACK	  ((__force gfp_t)0x100000u) /* Don't track with kmemcheck */
 #else
-#define __GFP_NOTRACK	((__force gfp_t)0)
+#define __GFP_NOTRACK	  ((__force gfp_t)0)
 #endif
 
 #define __GFP_BITS_SHIFT 22	/* Room for 22 __GFP_FOO bits */


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  reply	other threads:[~2009-02-23 11:55 UTC|newest]

Thread overview: 190+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-02-22 23:17 [RFC PATCH 00/20] Cleanup and optimise the page allocator Mel Gorman
2009-02-22 23:17 ` Mel Gorman
2009-02-22 23:17 ` [PATCH 01/20] Replace __alloc_pages_internal() with __alloc_pages_nodemask() Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-22 23:17 ` [PATCH 02/20] Do not sanity check order in the fast path Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-22 23:17 ` [PATCH 03/20] Do not check NUMA node ID when the caller knows the node is valid Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-23 15:01   ` Christoph Lameter
2009-02-23 15:01     ` Christoph Lameter
2009-02-23 16:24     ` Mel Gorman
2009-02-23 16:24       ` Mel Gorman
2009-02-22 23:17 ` [PATCH 04/20] Convert gfp_zone() to use a table of precalculated values Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-23 11:55   ` Peter Zijlstra [this message]
2009-02-23 11:55     ` [PATCH] mm: clean up __GFP_* flags a bit Peter Zijlstra
2009-02-23 18:01     ` Mel Gorman
2009-02-23 18:01       ` Mel Gorman
2009-02-23 20:27       ` Vegard Nossum
2009-02-23 20:27         ` Vegard Nossum
2009-02-23 15:23   ` [PATCH 04/20] Convert gfp_zone() to use a table of precalculated values Christoph Lameter
2009-02-23 15:23     ` Christoph Lameter
2009-02-23 15:41     ` Nick Piggin
2009-02-23 15:41       ` Nick Piggin
2009-02-23 15:43       ` [PATCH 04/20] Convert gfp_zone() to use a table of precalculated value Christoph Lameter
2009-02-23 15:43         ` Christoph Lameter
2009-02-23 16:40         ` Mel Gorman
2009-02-23 16:40           ` Mel Gorman
2009-02-23 17:03           ` Christoph Lameter
2009-02-23 17:03             ` Christoph Lameter
2009-02-24  1:32           ` KAMEZAWA Hiroyuki
2009-02-24  1:32             ` KAMEZAWA Hiroyuki
2009-02-24  3:59             ` Nick Piggin
2009-02-24  3:59               ` Nick Piggin
2009-02-24  5:20               ` KAMEZAWA Hiroyuki
2009-02-24  5:20                 ` KAMEZAWA Hiroyuki
2009-02-24 11:36             ` Mel Gorman
2009-02-24 11:36               ` Mel Gorman
2009-02-23 16:33     ` [PATCH 04/20] Convert gfp_zone() to use a table of precalculated values Mel Gorman
2009-02-23 16:33       ` Mel Gorman
2009-02-23 16:33       ` [PATCH 04/20] Convert gfp_zone() to use a table of precalculated value Christoph Lameter
2009-02-23 16:33         ` Christoph Lameter
2009-02-23 17:41         ` Mel Gorman
2009-02-23 17:41           ` Mel Gorman
2009-02-22 23:17 ` [PATCH 05/20] Check only once if the zonelist is suitable for the allocation Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-22 23:17 ` [PATCH 06/20] Break up the allocator entry point into fast and slow paths Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-22 23:17 ` [PATCH 07/20] Simplify the check on whether cpusets are a factor or not Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-23  7:14   ` Pekka J Enberg
2009-02-23  7:14     ` Pekka J Enberg
2009-02-23  9:07     ` Peter Zijlstra
2009-02-23  9:07       ` Peter Zijlstra
2009-02-23  9:13       ` Pekka Enberg
2009-02-23  9:13         ` Pekka Enberg
2009-02-23 11:39         ` Mel Gorman
2009-02-23 11:39           ` Mel Gorman
2009-02-23 13:19           ` Pekka Enberg
2009-02-23 13:19             ` Pekka Enberg
2009-02-23  9:14   ` Li Zefan
2009-02-23  9:14     ` Li Zefan
2009-02-22 23:17 ` [PATCH 08/20] Move check for disabled anti-fragmentation out of fastpath Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-22 23:17 ` [PATCH 09/20] Calculate the preferred zone for allocation only once Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-22 23:17 ` [PATCH 10/20] Calculate the migratetype " Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-22 23:17 ` [PATCH 11/20] Inline get_page_from_freelist() in the fast-path Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-23  7:21   ` Pekka Enberg
2009-02-23  7:21     ` Pekka Enberg
2009-02-23 11:42     ` Mel Gorman
2009-02-23 11:42       ` Mel Gorman
2009-02-23 15:32   ` Nick Piggin
2009-02-23 15:32     ` Nick Piggin
2009-02-24 13:32     ` Mel Gorman
2009-02-24 13:32       ` Mel Gorman
2009-02-24 14:08       ` Nick Piggin
2009-02-24 14:08         ` Nick Piggin
2009-02-24 15:03         ` Mel Gorman
2009-02-24 15:03           ` Mel Gorman
2009-02-22 23:17 ` [PATCH 12/20] Inline __rmqueue_smallest() Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-22 23:17 ` [PATCH 13/20] Inline buffered_rmqueue() Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-23  7:24   ` Pekka Enberg
2009-02-23  7:24     ` Pekka Enberg
2009-02-23 11:44     ` Mel Gorman
2009-02-23 11:44       ` Mel Gorman
2009-02-22 23:17 ` [PATCH 14/20] Do not call get_pageblock_migratetype() more than necessary Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-22 23:17 ` [PATCH 15/20] Do not disable interrupts in free_page_mlock() Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-23  9:19   ` Peter Zijlstra
2009-02-23  9:19     ` Peter Zijlstra
2009-02-23 12:23     ` Mel Gorman
2009-02-23 12:23       ` Mel Gorman
2009-02-23 12:44       ` Peter Zijlstra
2009-02-23 12:44         ` Peter Zijlstra
2009-02-23 14:25         ` Mel Gorman
2009-02-23 14:25           ` Mel Gorman
2009-02-22 23:17 ` [PATCH 16/20] Do not setup zonelist cache when there is only one node Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-22 23:17 ` [PATCH 17/20] Do not double sanity check page attributes during allocation Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-22 23:17 ` [PATCH 18/20] Split per-cpu list into one-list-per-migrate-type Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-22 23:17 ` [PATCH 19/20] Batch free pages from migratetype per-cpu lists Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-22 23:17 ` [PATCH 20/20] Get rid of the concept of hot/cold page freeing Mel Gorman
2009-02-22 23:17   ` Mel Gorman
2009-02-23  9:37   ` Andrew Morton
2009-02-23  9:37     ` Andrew Morton
2009-02-23 23:30     ` Mel Gorman
2009-02-23 23:30       ` Mel Gorman
2009-02-23 23:53       ` Andrew Morton
2009-02-23 23:53         ` Andrew Morton
2009-02-24 11:51         ` Mel Gorman
2009-02-24 11:51           ` Mel Gorman
2009-02-25  0:01           ` Andrew Morton
2009-02-25  0:01             ` Andrew Morton
2009-02-25 16:01             ` Mel Gorman
2009-02-25 16:01               ` Mel Gorman
2009-02-25 16:19               ` Andrew Morton
2009-02-25 16:19                 ` Andrew Morton
2009-02-26 16:37                 ` Mel Gorman
2009-02-26 16:37                   ` Mel Gorman
2009-02-26 17:00                   ` Christoph Lameter
2009-02-26 17:00                     ` Christoph Lameter
2009-02-26 17:15                     ` Mel Gorman
2009-02-26 17:15                       ` Mel Gorman
2009-02-26 17:30                       ` Christoph Lameter
2009-02-26 17:30                         ` Christoph Lameter
2009-02-27 11:33                         ` Nick Piggin
2009-02-27 11:33                           ` Nick Piggin
2009-02-27 15:40                           ` Christoph Lameter
2009-02-27 15:40                             ` Christoph Lameter
2009-03-03 13:52                             ` Mel Gorman
2009-03-03 13:52                               ` Mel Gorman
2009-03-03 18:53                               ` Christoph Lameter
2009-03-03 18:53                                 ` Christoph Lameter
2009-02-27 11:38                       ` Nick Piggin
2009-02-27 11:38                         ` Nick Piggin
2009-03-01 10:37                         ` KOSAKI Motohiro
2009-03-01 10:37                           ` KOSAKI Motohiro
2009-02-25 18:33               ` Christoph Lameter
2009-02-25 18:33                 ` Christoph Lameter
2009-02-22 23:57 ` [RFC PATCH 00/20] Cleanup and optimise the page allocator Andi Kleen
2009-02-22 23:57   ` Andi Kleen
2009-02-23 12:34   ` Mel Gorman
2009-02-23 12:34     ` Mel Gorman
2009-02-23 15:34   ` [RFC PATCH 00/20] Cleanup and optimise the page allocato Christoph Lameter
2009-02-23 15:34     ` Christoph Lameter
2009-02-23  0:02 ` [RFC PATCH 00/20] Cleanup and optimise the page allocator Andi Kleen
2009-02-23  0:02   ` Andi Kleen
2009-02-23 14:32   ` Mel Gorman
2009-02-23 14:32     ` Mel Gorman
2009-02-23 17:49     ` Andi Kleen
2009-02-23 17:49       ` Andi Kleen
2009-02-24 14:32       ` Mel Gorman
2009-02-24 14:32         ` Mel Gorman
2009-02-23  7:29 ` Pekka Enberg
2009-02-23  7:29   ` Pekka Enberg
2009-02-23  8:34   ` Zhang, Yanmin
2009-02-23  8:34     ` Zhang, Yanmin
2009-02-23  9:10   ` KOSAKI Motohiro
2009-02-23  9:10     ` KOSAKI Motohiro
2009-02-23 11:55 ` [PATCH] mm: gfp_to_alloc_flags() Peter Zijlstra
2009-02-23 11:55   ` Peter Zijlstra
2009-02-23 14:00   ` Pekka Enberg
2009-02-23 14:00     ` Pekka Enberg
2009-02-23 18:17   ` Mel Gorman
2009-02-23 18:17     ` Mel Gorman
2009-02-23 20:09     ` Peter Zijlstra
2009-02-23 20:09       ` Peter Zijlstra
2009-02-23 22:59   ` Andrew Morton
2009-02-23 22:59     ` Andrew Morton
2009-02-24  8:59     ` Peter Zijlstra
2009-02-24  8:59       ` Peter Zijlstra
2009-02-23 14:38 ` [RFC PATCH 00/20] Cleanup and optimise the page allocator Christoph Lameter
2009-02-23 14:38   ` Christoph Lameter
2009-02-23 14:46 ` Nick Piggin
2009-02-23 14:46   ` Nick Piggin
2009-02-23 15:00   ` Mel Gorman
2009-02-23 15:00     ` Mel Gorman
2009-02-23 15:22     ` Nick Piggin
2009-02-23 15:22       ` Nick Piggin
2009-02-23 20:26       ` Mel Gorman
2009-02-23 20:26         ` Mel Gorman

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