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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 10:15:33 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 10:15:33 +0000
commita097cf30108c0151cb2684afd962bd2678ff97d7 (patch)
treede1ac8afc7248eec4b2fb60496b8e9273452d9f7 /arch/x86/kernel/cpu/mce
parentAdding upstream version 6.1.82. (diff)
downloadlinux-a097cf30108c0151cb2684afd962bd2678ff97d7.tar.xz
linux-a097cf30108c0151cb2684afd962bd2678ff97d7.zip
Adding upstream version 6.1.85.upstream/6.1.85
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/x86/kernel/cpu/mce')
-rw-r--r--arch/x86/kernel/cpu/mce/core.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/kernel/cpu/mce/core.c b/arch/x86/kernel/cpu/mce/core.c
index cad6ea191..359218bc1 100644
--- a/arch/x86/kernel/cpu/mce/core.c
+++ b/arch/x86/kernel/cpu/mce/core.c
@@ -2471,12 +2471,14 @@ static ssize_t set_bank(struct device *s, struct device_attribute *attr,
return -EINVAL;
b = &per_cpu(mce_banks_array, s->id)[bank];
-
if (!b->init)
return -ENODEV;
b->ctl = new;
+
+ mutex_lock(&mce_sysfs_mutex);
mce_restart();
+ mutex_unlock(&mce_sysfs_mutex);
return size;
}