1 files changed, 17 insertions, 0 deletions

diff --git a/arch/arm64/kernel/debug-monitors.c b/arch/arm64/kernel/debug-monitors.c
index 395de61108d8..2fbc1b99e8fb 100644
--- a/arch/arm64/kernel/debug-monitors.c
+++ b/arch/arm64/kernel/debug-monitors.c
@@ -49,6 +49,7 @@ static void mdscr_write(u32 mdscr)
         asm volatile("msr mdscr_el1, %0" :: "r" (mdscr));
         local_dbg_restore(flags);
 }
+NOKPROBE_SYMBOL(mdscr_write);
 
 static u32 mdscr_read(void)
 {
@@ -56,6 +57,7 @@ static u32 mdscr_read(void)
         asm volatile("mrs %0, mdscr_el1" : "=r" (mdscr));
         return mdscr;
 }
+NOKPROBE_SYMBOL(mdscr_read);
 
 /*
  * Allow root to disable self-hosted debug from userspace.
@@ -104,6 +106,7 @@ void enable_debug_monitors(enum dbg_active_el el)
                 mdscr_write(mdscr);
         }
 }
+NOKPROBE_SYMBOL(enable_debug_monitors);
 
 void disable_debug_monitors(enum dbg_active_el el)
 {
@@ -124,6 +127,7 @@ void disable_debug_monitors(enum dbg_active_el el)
                 mdscr_write(mdscr);
         }
 }
+NOKPROBE_SYMBOL(disable_debug_monitors);
 
 /*
  * OS lock clearing.
@@ -174,6 +178,7 @@ static void set_regs_spsr_ss(struct pt_regs *regs)
         spsr |= DBG_SPSR_SS;
         regs->pstate = spsr;
 }
+NOKPROBE_SYMBOL(set_regs_spsr_ss);
 
 static void clear_regs_spsr_ss(struct pt_regs *regs)
 {
@@ -183,6 +188,7 @@ static void clear_regs_spsr_ss(struct pt_regs *regs)
         spsr &= ~DBG_SPSR_SS;
         regs->pstate = spsr;
 }
+NOKPROBE_SYMBOL(clear_regs_spsr_ss);
 
 /* EL1 Single Step Handler hooks */
 static LIST_HEAD(step_hook);
@@ -226,6 +232,7 @@ static int call_step_hook(struct pt_regs *regs, unsigned int esr)
 
         return retval;
 }
+NOKPROBE_SYMBOL(call_step_hook);
 
 static void send_user_sigtrap(int si_code)
 {
@@ -284,6 +291,7 @@ static int single_step_handler(unsigned long addr, unsigned int esr,
 
         return 0;
 }
+NOKPROBE_SYMBOL(single_step_handler);
 
 /*
  * Breakpoint handler is re-entrant as another breakpoint can
@@ -321,6 +329,7 @@ static int call_break_hook(struct pt_regs *regs, unsigned int esr)
 
         return fn ? fn(regs, esr) : DBG_HOOK_ERROR;
 }
+NOKPROBE_SYMBOL(call_break_hook);
 
 static int brk_handler(unsigned long addr, unsigned int esr,
                        struct pt_regs *regs)
@@ -341,6 +350,7 @@ static int brk_handler(unsigned long addr, unsigned int esr,
 
         return 0;
 }
+NOKPROBE_SYMBOL(brk_handler);
 
 int aarch32_break_handler(struct pt_regs *regs)
 {
@@ -377,6 +387,7 @@ int aarch32_break_handler(struct pt_regs *regs)
         send_user_sigtrap(TRAP_BRKPT);
         return 0;
 }
+NOKPROBE_SYMBOL(aarch32_break_handler);
 
 static int __init debug_traps_init(void)
 {
@@ -398,6 +409,7 @@ void user_rewind_single_step(struct task_struct *task)
         if (test_ti_thread_flag(task_thread_info(task), TIF_SINGLESTEP))
                 set_regs_spsr_ss(task_pt_regs(task));
 }
+NOKPROBE_SYMBOL(user_rewind_single_step);
 
 void user_fastforward_single_step(struct task_struct *task)
 {
@@ -413,6 +425,7 @@ void kernel_enable_single_step(struct pt_regs *regs)
         mdscr_write(mdscr_read() | DBG_MDSCR_SS);
         enable_debug_monitors(DBG_ACTIVE_EL1);
 }
+NOKPROBE_SYMBOL(kernel_enable_single_step);
 
 void kernel_disable_single_step(void)
 {
@@ -420,12 +433,14 @@ void kernel_disable_single_step(void)
         mdscr_write(mdscr_read() & ~DBG_MDSCR_SS);
         disable_debug_monitors(DBG_ACTIVE_EL1);
 }
+NOKPROBE_SYMBOL(kernel_disable_single_step);
 
 int kernel_active_single_step(void)
 {
         WARN_ON(!irqs_disabled());
         return mdscr_read() & DBG_MDSCR_SS;
 }
+NOKPROBE_SYMBOL(kernel_active_single_step);
 
 /* ptrace API */
 void user_enable_single_step(struct task_struct *task)
@@ -433,8 +448,10 @@ void user_enable_single_step(struct task_struct *task)
         set_ti_thread_flag(task_thread_info(task), TIF_SINGLESTEP);
         set_regs_spsr_ss(task_pt_regs(task));
 }
+NOKPROBE_SYMBOL(user_enable_single_step);
 
 void user_disable_single_step(struct task_struct *task)
 {
         clear_ti_thread_flag(task_thread_info(task), TIF_SINGLESTEP);
 }
+NOKPROBE_SYMBOL(user_disable_single_step);