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authorJohannes Thumshirn <jthumshirn@suse.de>2018-08-23 11:21:45 +0200
committerJohannes Thumshirn <jthumshirn@suse.de>2018-08-23 11:21:45 +0200
commit6040eef399432de9ae152ee61e8f5194e8f80198 (patch)
treed620ac7793913fb6eeef5151c44bcfc7238e1bb9
parent8f0403105f244528a08866154f33ecfb8a202e60 (diff)
s390: Prevent hotplug rwsem recursion (bsc#1105731).
-rw-r--r--arch/s390/kernel/jump_label.c2
-rw-r--r--arch/s390/kernel/kprobes.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/arch/s390/kernel/jump_label.c b/arch/s390/kernel/jump_label.c
index 6aa630a8d24f..262506cee4c3 100644
--- a/arch/s390/kernel/jump_label.c
+++ b/arch/s390/kernel/jump_label.c
@@ -93,7 +93,7 @@ void arch_jump_label_transform(struct jump_entry *entry,
args.entry = entry;
args.type = type;
- stop_machine(__sm_arch_jump_label_transform, &args, NULL);
+ stop_machine_cpuslocked(__sm_arch_jump_label_transform, &args, NULL);
}
void arch_jump_label_transform_static(struct jump_entry *entry,
diff --git a/arch/s390/kernel/kprobes.c b/arch/s390/kernel/kprobes.c
index 3d6a99746454..6842e4501e2e 100644
--- a/arch/s390/kernel/kprobes.c
+++ b/arch/s390/kernel/kprobes.c
@@ -196,7 +196,7 @@ void arch_arm_kprobe(struct kprobe *p)
{
struct swap_insn_args args = {.p = p, .arm_kprobe = 1};
- stop_machine(swap_instruction, &args, NULL);
+ stop_machine_cpuslocked(swap_instruction, &args, NULL);
}
NOKPROBE_SYMBOL(arch_arm_kprobe);
@@ -204,7 +204,7 @@ void arch_disarm_kprobe(struct kprobe *p)
{
struct swap_insn_args args = {.p = p, .arm_kprobe = 0};
- stop_machine(swap_instruction, &args, NULL);
+ stop_machine_cpuslocked(swap_instruction, &args, NULL);
}
NOKPROBE_SYMBOL(arch_disarm_kprobe);