The patch titled
Subject: memblock: replace free_bootmem_late with memblock_free_late
has been added to the -mm tree. Its filename is
memblock-replace-free_bootmem_late-with-memblock_free_late.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/memblock-replace-free_bootmem_late-with-memblock_free_late.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/memblock-replace-free_bootmem_late-with-memblock_free_late.patch
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------------------------------------------------------
From: Mike Rapoport <rppt@xxxxxxxxxxxxxxxxxx>
Subject: memblock: replace free_bootmem_late with memblock_free_late
The free_bootmem_late and memblock_free_late do exactly the same thing:
they iterate over a range and give pages to the page allocator.
Replace calls to free_bootmem_late with calls to memblock_free_late and
remove the bootmem variant.
Link: http://lkml.kernel.org/r/1536927045-23536-25-git-send-email-rppt@xxxxxxxxxxxxxxxxxx
Signed-off-by: Mike Rapoport <rppt@xxxxxxxxxxxxxxxxxx>
Acked-by: Michal Hocko <mhocko@xxxxxxxx>
Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
Cc: Chris Zankel <chris@xxxxxxxxxx>
Cc: "David S. Miller" <davem@xxxxxxxxxxxxx>
Cc: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
Cc: Greentime Hu <green.hu@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: Guan Xuetao <gxt@xxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: "James E.J. Bottomley" <jejb@xxxxxxxxxxxxxxxx>
Cc: Jonas Bonn <jonas@xxxxxxxxxxxx>
Cc: Jonathan Corbet <corbet@xxxxxxx>
Cc: Ley Foon Tan <lftan@xxxxxxxxxx>
Cc: Mark Salter <msalter@xxxxxxxxxx>
Cc: Martin Schwidefsky <schwidefsky@xxxxxxxxxx>
Cc: Matt Turner <mattst88@xxxxxxxxx>
Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
Cc: Michal Simek <monstr@xxxxxxxxx>
Cc: Palmer Dabbelt <palmer@xxxxxxxxxx>
Cc: Paul Burton <paul.burton@xxxxxxxx>
Cc: Richard Kuo <rkuo@xxxxxxxxxxxxxx>
Cc: Richard Weinberger <richard@xxxxxx>
Cc: Rich Felker <dalias@xxxxxxxx>
Cc: Russell King <linux@xxxxxxxxxxxxxxx>
Cc: Serge Semin <fancer.lancer@xxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Tony Luck <tony.luck@xxxxxxxxx>
Cc: Vineet Gupta <vgupta@xxxxxxxxxxxx>
Cc: Yoshinori Sato <ysato@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/sparc/kernel/mdesc.c | 3 +-
arch/x86/platform/efi/quirks.c | 6 ++---
drivers/firmware/efi/apple-properties.c | 2 -
include/linux/bootmem.h | 2 -
mm/nobootmem.c | 24 ----------------------
5 files changed, 6 insertions(+), 31 deletions(-)
--- a/arch/sparc/kernel/mdesc.c~memblock-replace-free_bootmem_late-with-memblock_free_late
+++ a/arch/sparc/kernel/mdesc.c
@@ -12,6 +12,7 @@
#include <linux/mm.h>
#include <linux/miscdevice.h>
#include <linux/bootmem.h>
+#include <linux/memblock.h>
#include <linux/export.h>
#include <linux/refcount.h>
@@ -190,7 +191,7 @@ static void __init mdesc_memblock_free(s
alloc_size = PAGE_ALIGN(hp->handle_size);
start = __pa(hp);
- free_bootmem_late(start, alloc_size);
+ memblock_free_late(start, alloc_size);
}
static struct mdesc_mem_ops memblock_mdesc_ops = {
--- a/arch/x86/platform/efi/quirks.c~memblock-replace-free_bootmem_late-with-memblock_free_late
+++ a/arch/x86/platform/efi/quirks.c
@@ -332,7 +332,7 @@ void __init efi_reserve_boot_services(vo
/*
* Because the following memblock_reserve() is paired
- * with free_bootmem_late() for this region in
+ * with memblock_free_late() for this region in
* efi_free_boot_services(), we must be extremely
* careful not to reserve, and subsequently free,
* critical regions of memory (like the kernel image) or
@@ -363,7 +363,7 @@ void __init efi_reserve_boot_services(vo
* doesn't make sense as far as the firmware is
* concerned, but it does provide us with a way to tag
* those regions that must not be paired with
- * free_bootmem_late().
+ * memblock_free_late().
*/
md->attribute |= EFI_MEMORY_RUNTIME;
}
@@ -413,7 +413,7 @@ void __init efi_free_boot_services(void)
size -= rm_size;
}
- free_bootmem_late(start, size);
+ memblock_free_late(start, size);
}
if (!num_entries)
--- a/drivers/firmware/efi/apple-properties.c~memblock-replace-free_bootmem_late-with-memblock_free_late
+++ a/drivers/firmware/efi/apple-properties.c
@@ -235,7 +235,7 @@ static int __init map_properties(void)
*/
data->len = 0;
memunmap(data);
- free_bootmem_late(pa_data + sizeof(*data), data_len);
+ memblock_free_late(pa_data + sizeof(*data), data_len);
return ret;
}
--- a/include/linux/bootmem.h~memblock-replace-free_bootmem_late-with-memblock_free_late
+++ a/include/linux/bootmem.h
@@ -30,8 +30,6 @@ extern unsigned long free_all_bootmem(vo
extern void reset_node_managed_pages(pg_data_t *pgdat);
extern void reset_all_zones_managed_pages(void);
-extern void free_bootmem_late(unsigned long physaddr, unsigned long size);
-
/* We are using top down, so it is safe to use 0 here */
#define BOOTMEM_LOW_LIMIT 0
--- a/mm/nobootmem.c~memblock-replace-free_bootmem_late-with-memblock_free_late
+++ a/mm/nobootmem.c
@@ -33,30 +33,6 @@ unsigned long min_low_pfn;
unsigned long max_pfn;
unsigned long long max_possible_pfn;
-/**
- * free_bootmem_late - free bootmem pages directly to page allocator
- * @addr: starting address of the range
- * @size: size of the range in bytes
- *
- * This is only useful when the bootmem allocator has already been torn
- * down, but we are still initializing the system. Pages are given directly
- * to the page allocator, no bootmem metadata is updated because it is gone.
- */
-void __init free_bootmem_late(unsigned long addr, unsigned long size)
-{
- unsigned long cursor, end;
-
- kmemleak_free_part_phys(addr, size);
-
- cursor = PFN_UP(addr);
- end = PFN_DOWN(addr + size);
-
- for (; cursor < end; cursor++) {
- __free_pages_bootmem(pfn_to_page(cursor), cursor, 0);
- totalram_pages++;
- }
-}
-
static void __init __free_pages_memory(unsigned long start, unsigned long end)
{
int order;
_
Patches currently in -mm which might be from rppt@xxxxxxxxxxxxxxxxxx are
hexagon-switch-to-no_bootmem.patch
of-ignore-sub-page-memory-regions.patch
nios2-use-generic-early_init_dt_add_memory_arch.patch
nios2-switch-to-no_bootmem.patch
um-setup_physmem-stop-using-global-variables.patch
um-switch-to-no_bootmem.patch
unicore32-switch-to-no_bootmem.patch
alpha-switch-to-no_bootmem.patch
mips-switch-to-no_bootmem.patch
mm-remove-config_no_bootmem.patch
mm-remove-config_have_memblock.patch
mm-remove-bootmem-allocator-implementation.patch
mm-nobootmem-remove-dead-code.patch
memblock-rename-memblock_alloc_nid_try_nid-to-memblock_phys_alloc.patch
memblock-remove-_virt-from-apis-returning-virtual-address.patch
memblock-replace-alloc_bootmem_align-with-memblock_alloc.patch
memblock-replace-alloc_bootmem_low-with-memblock_alloc_low.patch
memblock-replace-__alloc_bootmem_node_nopanic-with-memblock_alloc_try_nid_nopanic.patch
memblock-replace-alloc_bootmem_pages_nopanic-with-memblock_alloc_nopanic.patch
memblock-replace-__alloc_bootmem_nopanic-with-memblock_alloc_from_nopanic.patch
memblock-add-align-parameter-to-memblock_alloc_node.patch
memblock-replace-alloc_bootmem_pages_node-with-memblock_alloc_node.patch
memblock-replace-__alloc_bootmem_node-with-appropriate-memblock_-api.patch
memblock-replace-alloc_bootmem_node-with-memblock_alloc_node.patch
memblock-replace-alloc_bootmem_low_pages-with-memblock_alloc_low.patch
memblock-replace-alloc_bootmem_pages-with-memblock_alloc.patch
memblock-replace-__alloc_bootmem-with-memblock_alloc_from.patch
memblock-replace-alloc_bootmem-with-memblock_alloc.patch
mm-nobootmem-remove-bootmem-allocation-apis.patch
memblock-replace-free_bootmem_node-with-memblock_free.patch
memblock-replace-free_bootmem_late-with-memblock_free_late.patch
memblock-rename-free_all_bootmem-to-memblock_free_all.patch
memblock-rename-__free_pages_bootmem-to-memblock_free_pages.patch
mm-remove-nobootmem.patch
memblock-replace-bootmem_alloc_-with-memblock-variants.patch
mm-remove-include-linux-bootmemh.patch
docs-boot-time-mm-remove-bootmem-documentation.patch
