diff options
Diffstat (limited to 'arch/loongarch/include/asm/processor.h')
| -rw-r--r-- | arch/loongarch/include/asm/processor.h | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/arch/loongarch/include/asm/processor.h b/arch/loongarch/include/asm/processor.h index 7184f1dc61f2..636e1c66398c 100644 --- a/arch/loongarch/include/asm/processor.h +++ b/arch/loongarch/include/asm/processor.h @@ -11,6 +11,7 @@ #include <asm/cpu.h> #include <asm/cpu-info.h> +#include <asm/hw_breakpoint.h> #include <asm/loongarch.h> #include <asm/vdso/processor.h> #include <uapi/asm/ptrace.h> @@ -124,13 +125,18 @@ struct thread_struct { /* Other stuff associated with the thread. */ unsigned long trap_nr; unsigned long error_code; + unsigned long single_step; /* Used by PTRACE_SINGLESTEP */ struct loongarch_vdso_info *vdso; /* - * FPU & vector registers, must be at last because - * they are conditionally copied at fork(). + * FPU & vector registers, must be at the last of inherited + * context because they are conditionally copied at fork(). */ struct loongarch_fpu fpu FPU_ALIGN; + + /* Hardware breakpoints pinned to this task. */ + struct perf_event *hbp_break[LOONGARCH_MAX_BRP]; + struct perf_event *hbp_watch[LOONGARCH_MAX_WRP]; }; #define thread_saved_ra(tsk) (tsk->thread.sched_ra) @@ -172,6 +178,8 @@ struct thread_struct { .fcc = 0, \ .fpr = {{{0,},},}, \ }, \ + .hbp_break = {0}, \ + .hbp_watch = {0}, \ } struct task_struct; @@ -184,10 +192,6 @@ extern unsigned long boot_option_idle_override; */ extern void start_thread(struct pt_regs *regs, unsigned long pc, unsigned long sp); -static inline void flush_thread(void) -{ -} - unsigned long __get_wchan(struct task_struct *p); #define __KSTK_TOS(tsk) ((unsigned long)task_stack_page(tsk) + \ |