From: Yinghai Lu <yhlu.kernel@gmail.com>
To: Andrew Morton <akpm@linux-foundation.org>,
Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH] mm: remove find_max_pfn_with_active_regions
Date: Sun, 27 Jul 2008 17:54:33 -0700 [thread overview]
Message-ID: <200807271754.33833.yhlu.kernel@gmail.com> (raw)
no user now
also print out info about adding/removing active region
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
---
include/linux/mm.h | 1 -
mm/page_alloc.c | 22 ++--------------------
2 files changed, 2 insertions(+), 21 deletions(-)
Index: linux-2.6/include/linux/mm.h
===================================================================
--- linux-2.6.orig/include/linux/mm.h
+++ linux-2.6/include/linux/mm.h
@@ -1036,7 +1036,6 @@ extern unsigned long absent_pages_in_ran
extern void get_pfn_range_for_nid(unsigned int nid,
unsigned long *start_pfn, unsigned long *end_pfn);
extern unsigned long find_min_pfn_with_active_regions(void);
-extern unsigned long find_max_pfn_with_active_regions(void);
extern void free_bootmem_with_active_regions(int nid,
unsigned long max_low_pfn);
typedef int (*work_fn_t)(unsigned long, unsigned long, void *);
Index: linux-2.6/mm/page_alloc.c
===================================================================
--- linux-2.6.orig/mm/page_alloc.c
+++ linux-2.6/mm/page_alloc.c
@@ -3572,8 +3572,7 @@ void __init add_active_range(unsigned in
{
int i;
- mminit_dprintk(MMINIT_TRACE, "memory_register",
- "Entering add_active_range(%d, %#lx, %#lx) "
+ printk(KERN_INFO "Adding active range (%d, %#lx, %#lx) "
"%d entries of %d used\n",
nid, start_pfn, end_pfn,
nr_nodemap_entries, MAX_ACTIVE_REGIONS);
@@ -3635,7 +3634,7 @@ void __init remove_active_range(unsigned
int i, j;
int removed = 0;
- printk(KERN_DEBUG "remove_active_range (%d, %lu, %lu)\n",
+ printk(KERN_INFO "Removing active range (%d, %#lx, %#lx)\n",
nid, start_pfn, end_pfn);
/* Find the old active region end and shrink */
@@ -3753,23 +3752,6 @@ unsigned long __init find_min_pfn_with_a
return find_min_pfn_for_node(MAX_NUMNODES);
}
-/**
- * find_max_pfn_with_active_regions - Find the maximum PFN registered
- *
- * It returns the maximum PFN based on information provided via
- * add_active_range().
- */
-unsigned long __init find_max_pfn_with_active_regions(void)
-{
- int i;
- unsigned long max_pfn = 0;
-
- for (i = 0; i < nr_nodemap_entries; i++)
- max_pfn = max(max_pfn, early_node_map[i].end_pfn);
-
- return max_pfn;
-}
-
/*
* early_calculate_totalpages()
* Sum pages in active regions for movable zone.
next reply other threads:[~2008-07-28 0:55 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-28 0:54 Yinghai Lu [this message]
2008-07-28 12:19 ` [PATCH] mm: remove find_max_pfn_with_active_regions Ingo Molnar
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