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-rw-r--r--kernel/kmod.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/kmod.c b/kernel/kmod.c
index 796276141e5..49cc4b9c1a8 100644
--- a/kernel/kmod.c
+++ b/kernel/kmod.c
@@ -23,7 +23,6 @@
#include <linux/syscalls.h>
#include <linux/unistd.h>
#include <linux/kmod.h>
-#include <linux/smp_lock.h>
#include <linux/slab.h>
#include <linux/mnt_namespace.h>
#include <linux/completion.h>
@@ -166,6 +165,12 @@ static int ____call_usermodehelper(void *data)
/* We can run anywhere, unlike our parent keventd(). */
set_cpus_allowed(current, CPU_MASK_ALL);
+ /*
+ * Our parent is keventd, which runs with elevated scheduling priority.
+ * Avoid propagating that into the userspace child.
+ */
+ set_user_nice(current, 0);
+
retval = -EPERM;
if (current->fs->root)
retval = kernel_execve(sub_info->path,