The patch titled
Subject: mm: remove arguments of show_mem()
has been added to the -mm mm-unstable branch. Its filename is
mm-remove-arguments-of-show_mem.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-remove-arguments-of-show_mem.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
Subject: mm: remove arguments of show_mem()
Date: Fri, 30 Jun 2023 14:22:52 +0800
All callers of show_mem() pass 0 and NULL, so we can remove the two
arguments by directly calling __show_mem(0, NULL, MAX_NR_ZONES - 1) in
show_mem().
Link: https://lkml.kernel.org/r/20230630062253.189440-1-wangkefeng.wang@xxxxxxxxxx
Signed-off-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
Cc: Christophe Leroy <christophe.leroy@xxxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: Matthew Wilcox <willy@xxxxxxxxxxxxx>
Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
Cc: Nicholas Piggin <npiggin@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/powerpc/xmon/xmon.c | 2 +-
drivers/tty/sysrq.c | 2 +-
drivers/tty/vt/keyboard.c | 2 +-
include/linux/mm.h | 4 ++--
init/initramfs.c | 2 +-
kernel/panic.c | 2 +-
6 files changed, 7 insertions(+), 7 deletions(-)
--- a/arch/powerpc/xmon/xmon.c~mm-remove-arguments-of-show_mem
+++ a/arch/powerpc/xmon/xmon.c
@@ -1084,7 +1084,7 @@ cmds(struct pt_regs *excp)
memzcan();
break;
case 'i':
- show_mem(0, NULL);
+ show_mem();
break;
default:
termch = cmd;
--- a/drivers/tty/sysrq.c~mm-remove-arguments-of-show_mem
+++ a/drivers/tty/sysrq.c
@@ -342,7 +342,7 @@ static const struct sysrq_key_op sysrq_f
static void sysrq_handle_showmem(int key)
{
- show_mem(0, NULL);
+ show_mem();
}
static const struct sysrq_key_op sysrq_showmem_op = {
.handler = sysrq_handle_showmem,
--- a/drivers/tty/vt/keyboard.c~mm-remove-arguments-of-show_mem
+++ a/drivers/tty/vt/keyboard.c
@@ -606,7 +606,7 @@ static void fn_scroll_back(struct vc_dat
static void fn_show_mem(struct vc_data *vc)
{
- show_mem(0, NULL);
+ show_mem();
}
static void fn_show_state(struct vc_data *vc)
--- a/include/linux/mm.h~mm-remove-arguments-of-show_mem
+++ a/include/linux/mm.h
@@ -3085,9 +3085,9 @@ extern void mem_init(void);
extern void __init mmap_init(void);
extern void __show_mem(unsigned int flags, nodemask_t *nodemask, int max_zone_idx);
-static inline void show_mem(unsigned int flags, nodemask_t *nodemask)
+static inline void show_mem(void)
{
- __show_mem(flags, nodemask, MAX_NR_ZONES - 1);
+ __show_mem(0, NULL, MAX_NR_ZONES - 1);
}
extern long si_mem_available(void);
extern void si_meminfo(struct sysinfo * val);
--- a/init/initramfs.c~mm-remove-arguments-of-show_mem
+++ a/init/initramfs.c
@@ -61,7 +61,7 @@ static void __init error(char *x)
}
#define panic_show_mem(fmt, ...) \
- ({ show_mem(0, NULL); panic(fmt, ##__VA_ARGS__); })
+ ({ show_mem(); panic(fmt, ##__VA_ARGS__); })
/* link hash */
--- a/kernel/panic.c~mm-remove-arguments-of-show_mem
+++ a/kernel/panic.c
@@ -216,7 +216,7 @@ static void panic_print_sys_info(bool co
show_state();
if (panic_print & PANIC_PRINT_MEM_INFO)
- show_mem(0, NULL);
+ show_mem();
if (panic_print & PANIC_PRINT_TIMER_INFO)
sysrq_timer_list_show();
_
Patches currently in -mm which might be from wangkefeng.wang@xxxxxxxxxx are
mm-remove-arguments-of-show_mem.patch
mm-make-show_free_areas-static.patch
