* [merged] reboot-remove-cf9_safe-from-allowed-types-and-rename-cf9_force.patch removed from -mm tree
@ 2020-12-16 17:11 akpm
0 siblings, 0 replies; only message in thread
From: akpm @ 2020-12-16 17:11 UTC (permalink / raw)
To: arnd, keescook, linux, mcroce, mm-commits, natechancellor,
pasha.tatashin, pmladek, rppt, tyhicks
The patch titled
Subject: reboot: remove cf9_safe from allowed types and rename cf9_force
has been removed from the -mm tree. Its filename was
reboot-remove-cf9_safe-from-allowed-types-and-rename-cf9_force.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Matteo Croce <mcroce@microsoft.com>
Subject: reboot: remove cf9_safe from allowed types and rename cf9_force
BOOT_CF9_SAFE_STR is an internal value used only by the x86 code and it's
not possible to set it from userspace.
Remove it, and rename 'cf9_force' to 'pci', so to make it coherent with
the kernel command line reboot= option.
Tested with this script:
cd /sys/kernel/reboot/
for i in cold warm hard soft gpio; do
echo $i >mode
read j <mode
[ $i = $j ] || echo "mode $i != $j"
done
for i in bios acpi kbd triple efi pci; do
echo $i >type
read j <type
[ $i = $j ] || echo "type $i != $j"
done
for i in $(seq 0 $(nproc --ignore=1)); do
echo $i >cpu
read j <cpu
[ $i = $j ] || echo "cpu $i != $j"
done
for i in 0 1; do
echo $i >force
read j <force
[ $i = $j ] || echo "force $i != $j"
done
Link: https://lkml.kernel.org/r/20201113015900.543923-1-mcroce@linux.microsoft.com
Fixes: eab8da48579d ("reboot: allow to specify reboot mode via sysfs")
Signed-off-by: Matteo Croce <mcroce@microsoft.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Kees Cook <keescook@chromium.org>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: Nathan Chancellor <natechancellor@gmail.com>
Cc: Pavel Tatashin <pasha.tatashin@soleen.com>
Cc: Petr Mladek <pmladek@suse.com>
Cc: Tyler Hicks <tyhicks@linux.microsoft.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
kernel/reboot.c | 12 +++---------
1 file changed, 3 insertions(+), 9 deletions(-)
--- a/kernel/reboot.c~reboot-remove-cf9_safe-from-allowed-types-and-rename-cf9_force
+++ a/kernel/reboot.c
@@ -615,8 +615,7 @@ __setup("reboot=", reboot_setup);
#define BOOT_BIOS_STR "bios"
#define BOOT_ACPI_STR "acpi"
#define BOOT_EFI_STR "efi"
-#define BOOT_CF9_FORCE_STR "cf9_force"
-#define BOOT_CF9_SAFE_STR "cf9_safe"
+#define BOOT_PCI_STR "pci"
static ssize_t mode_show(struct kobject *kobj, struct kobj_attribute *attr, char *buf)
{
@@ -688,10 +687,7 @@ static ssize_t type_show(struct kobject
val = BOOT_EFI_STR;
break;
case BOOT_CF9_FORCE:
- val = BOOT_CF9_FORCE_STR;
- break;
- case BOOT_CF9_SAFE:
- val = BOOT_CF9_SAFE_STR;
+ val = BOOT_PCI_STR;
break;
default:
val = REBOOT_UNDEFINED_STR;
@@ -715,10 +711,8 @@ static ssize_t type_store(struct kobject
reboot_type = BOOT_ACPI;
else if (!strncmp(buf, BOOT_EFI_STR, strlen(BOOT_EFI_STR)))
reboot_type = BOOT_EFI;
- else if (!strncmp(buf, BOOT_CF9_FORCE_STR, strlen(BOOT_CF9_FORCE_STR)))
+ else if (!strncmp(buf, BOOT_PCI_STR, strlen(BOOT_PCI_STR)))
reboot_type = BOOT_CF9_FORCE;
- else if (!strncmp(buf, BOOT_CF9_SAFE_STR, strlen(BOOT_CF9_SAFE_STR)))
- reboot_type = BOOT_CF9_SAFE;
else
return -EINVAL;
_
Patches currently in -mm which might be from mcroce@microsoft.com are
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2020-12-16 17:11 [merged] reboot-remove-cf9_safe-from-allowed-types-and-rename-cf9_force.patch removed from -mm tree akpm
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