arm64: mte: Allow {set,get}_tagged_addr_ctrl() on non-current tasks

In preparation for ptrace() access to the prctl() value, allow calling
these functions on non-current tasks.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>

1 files changed, 4 insertions, 4 deletions

diff --git a/arch/arm64/include/asm/mte.h b/arch/arm64/include/asm/mte.h
index c93047eff9fe..1a919905295b 100644
--- a/arch/arm64/include/asm/mte.h
+++ b/arch/arm64/include/asm/mte.h
@@ -23,8 +23,8 @@ void mte_copy_page_tags(void *kto, const void *kfrom);
 void flush_mte_state(void);
 void mte_thread_switch(struct task_struct *next);
 void mte_suspend_exit(void);
-long set_mte_ctrl(unsigned long arg);
-long get_mte_ctrl(void);
+long set_mte_ctrl(struct task_struct *task, unsigned long arg);
+long get_mte_ctrl(struct task_struct *task);
 
 #else
 
@@ -46,11 +46,11 @@ static inline void mte_thread_switch(struct task_struct *next)
 static inline void mte_suspend_exit(void)
 {
 }
-static inline long set_mte_ctrl(unsigned long arg)
+static inline long set_mte_ctrl(struct task_struct *task, unsigned long arg)
 {
 	return 0;
 }
-static inline long get_mte_ctrl(void)
+static inline long get_mte_ctrl(struct task_struct *task)
 {
 	return 0;
 }