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Message-Id: <20230321170513.2401534-12-rppt@kernel.org>
Date: Tue, 21 Mar 2023 19:05:10 +0200
From: Mike Rapoport <rppt@...nel.org>
To: Andrew Morton <akpm@...ux-foundation.org>
Cc: David Hildenbrand <david@...hat.com>,
Doug Berger <opendmb@...il.com>,
Matthew Wilcox <willy@...radead.org>,
Mel Gorman <mgorman@...e.de>, Michal Hocko <mhocko@...nel.org>,
Mike Rapoport <rppt@...nel.org>,
Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
Vlastimil Babka <vbabka@...e.cz>, linux-kernel@...r.kernel.org,
linux-mips@...r.kernel.org, linux-mm@...ck.org
Subject: [PATCH v2 11/14] mm: move mem_init_print_info() to mm_init.c
From: "Mike Rapoport (IBM)" <rppt@...nel.org>
mem_init_print_info() is only called from mm_core_init().
Move it close to the caller and make it static.
Signed-off-by: Mike Rapoport (IBM) <rppt@...nel.org>
Acked-by: David Hildenbrand <david@...hat.com>
---
include/linux/mm.h | 1 -
mm/internal.h | 1 +
mm/mm_init.c | 53 ++++++++++++++++++++++++++++++++++++++++++++++
mm/page_alloc.c | 53 ----------------------------------------------
4 files changed, 54 insertions(+), 54 deletions(-)
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 2fecabb1a328..e249208f8fbe 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2925,7 +2925,6 @@ extern unsigned long free_reserved_area(void *start, void *end,
int poison, const char *s);
extern void adjust_managed_page_count(struct page *page, long count);
-extern void mem_init_print_info(void);
extern void reserve_bootmem_region(phys_addr_t start, phys_addr_t end);
diff --git a/mm/internal.h b/mm/internal.h
index 4750e3a7fd0d..02273c5e971f 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -201,6 +201,7 @@ pmd_t *mm_find_pmd(struct mm_struct *mm, unsigned long address);
/*
* in mm/page_alloc.c
*/
+#define K(x) ((x) << (PAGE_SHIFT-10))
extern char * const zone_names[MAX_NR_ZONES];
diff --git a/mm/mm_init.c b/mm/mm_init.c
index ff70da11e797..8adadf51bbd2 100644
--- a/mm/mm_init.c
+++ b/mm/mm_init.c
@@ -24,6 +24,8 @@
#include <linux/page_ext.h>
#include <linux/pti.h>
#include <linux/pgtable.h>
+#include <linux/swap.h>
+#include <linux/cma.h>
#include "internal.h"
#include "shuffle.h"
@@ -2649,6 +2651,57 @@ static void __init report_meminit(void)
pr_info("mem auto-init: clearing system memory may take some time...\n");
}
+static void __init mem_init_print_info(void)
+{
+ unsigned long physpages, codesize, datasize, rosize, bss_size;
+ unsigned long init_code_size, init_data_size;
+
+ physpages = get_num_physpages();
+ codesize = _etext - _stext;
+ datasize = _edata - _sdata;
+ rosize = __end_rodata - __start_rodata;
+ bss_size = __bss_stop - __bss_start;
+ init_data_size = __init_end - __init_begin;
+ init_code_size = _einittext - _sinittext;
+
+ /*
+ * Detect special cases and adjust section sizes accordingly:
+ * 1) .init.* may be embedded into .data sections
+ * 2) .init.text.* may be out of [__init_begin, __init_end],
+ * please refer to arch/tile/kernel/vmlinux.lds.S.
+ * 3) .rodata.* may be embedded into .text or .data sections.
+ */
+#define adj_init_size(start, end, size, pos, adj) \
+ do { \
+ if (&start[0] <= &pos[0] && &pos[0] < &end[0] && size > adj) \
+ size -= adj; \
+ } while (0)
+
+ adj_init_size(__init_begin, __init_end, init_data_size,
+ _sinittext, init_code_size);
+ adj_init_size(_stext, _etext, codesize, _sinittext, init_code_size);
+ adj_init_size(_sdata, _edata, datasize, __init_begin, init_data_size);
+ adj_init_size(_stext, _etext, codesize, __start_rodata, rosize);
+ adj_init_size(_sdata, _edata, datasize, __start_rodata, rosize);
+
+#undef adj_init_size
+
+ pr_info("Memory: %luK/%luK available (%luK kernel code, %luK rwdata, %luK rodata, %luK init, %luK bss, %luK reserved, %luK cma-reserved"
+#ifdef CONFIG_HIGHMEM
+ ", %luK highmem"
+#endif
+ ")\n",
+ K(nr_free_pages()), K(physpages),
+ codesize / SZ_1K, datasize / SZ_1K, rosize / SZ_1K,
+ (init_data_size + init_code_size) / SZ_1K, bss_size / SZ_1K,
+ K(physpages - totalram_pages() - totalcma_pages),
+ K(totalcma_pages)
+#ifdef CONFIG_HIGHMEM
+ , K(totalhigh_pages())
+#endif
+ );
+}
+
/*
* Set up kernel memory allocators
*/
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 2f333c26170c..bb0099f7da93 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -5239,8 +5239,6 @@ static bool show_mem_node_skip(unsigned int flags, int nid, nodemask_t *nodemask
return !node_isset(nid, *nodemask);
}
-#define K(x) ((x) << (PAGE_SHIFT-10))
-
static void show_migration_types(unsigned char type)
{
static const char types[MIGRATE_TYPES] = {
@@ -6200,57 +6198,6 @@ unsigned long free_reserved_area(void *start, void *end, int poison, const char
return pages;
}
-void __init mem_init_print_info(void)
-{
- unsigned long physpages, codesize, datasize, rosize, bss_size;
- unsigned long init_code_size, init_data_size;
-
- physpages = get_num_physpages();
- codesize = _etext - _stext;
- datasize = _edata - _sdata;
- rosize = __end_rodata - __start_rodata;
- bss_size = __bss_stop - __bss_start;
- init_data_size = __init_end - __init_begin;
- init_code_size = _einittext - _sinittext;
-
- /*
- * Detect special cases and adjust section sizes accordingly:
- * 1) .init.* may be embedded into .data sections
- * 2) .init.text.* may be out of [__init_begin, __init_end],
- * please refer to arch/tile/kernel/vmlinux.lds.S.
- * 3) .rodata.* may be embedded into .text or .data sections.
- */
-#define adj_init_size(start, end, size, pos, adj) \
- do { \
- if (&start[0] <= &pos[0] && &pos[0] < &end[0] && size > adj) \
- size -= adj; \
- } while (0)
-
- adj_init_size(__init_begin, __init_end, init_data_size,
- _sinittext, init_code_size);
- adj_init_size(_stext, _etext, codesize, _sinittext, init_code_size);
- adj_init_size(_sdata, _edata, datasize, __init_begin, init_data_size);
- adj_init_size(_stext, _etext, codesize, __start_rodata, rosize);
- adj_init_size(_sdata, _edata, datasize, __start_rodata, rosize);
-
-#undef adj_init_size
-
- pr_info("Memory: %luK/%luK available (%luK kernel code, %luK rwdata, %luK rodata, %luK init, %luK bss, %luK reserved, %luK cma-reserved"
-#ifdef CONFIG_HIGHMEM
- ", %luK highmem"
-#endif
- ")\n",
- K(nr_free_pages()), K(physpages),
- codesize / SZ_1K, datasize / SZ_1K, rosize / SZ_1K,
- (init_data_size + init_code_size) / SZ_1K, bss_size / SZ_1K,
- K(physpages - totalram_pages() - totalcma_pages),
- K(totalcma_pages)
-#ifdef CONFIG_HIGHMEM
- , K(totalhigh_pages())
-#endif
- );
-}
-
static int page_alloc_cpu_dead(unsigned int cpu)
{
struct zone *zone;
--
2.35.1
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