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Magnani 2010-04-27 153 ce3266c0473894 Steven J. Magnani 2010-04-27 154 static void microblaze_unwind_inner(struct task_struct *task, ce3266c0473894 Steven J. Magnani 2010-04-27 155 unsigned long pc, unsigned long fp, ce3266c0473894 Steven J. Magnani 2010-04-27 156 unsigned long leaf_return, 77530a5277bcab Dmitry Safonov 2020-06-08 157 struct stack_trace *trace, 77530a5277bcab Dmitry Safonov 2020-06-08 158 const char *loglvl); ce3266c0473894 Steven J. Magnani 2010-04-27 159 ce3266c0473894 Steven J. Magnani 2010-04-27 160 /** ce3266c0473894 Steven J. Magnani 2010-04-27 161 * unwind_trap - Unwind through a system trap, that stored previous state ce3266c0473894 Steven J. Magnani 2010-04-27 162 * on the stack. ce3266c0473894 Steven J. Magnani 2010-04-27 163 */ ce3266c0473894 Steven J. Magnani 2010-04-27 164 #ifdef CONFIG_MMU ce3266c0473894 Steven J. Magnani 2010-04-27 165 static inline void unwind_trap(struct task_struct *task, unsigned long pc, 77530a5277bcab Dmitry Safonov 2020-06-08 166 unsigned long fp, struct stack_trace *trace, 77530a5277bcab Dmitry Safonov 2020-06-08 167 const char *loglvl) ce3266c0473894 Steven J. Magnani 2010-04-27 @168 { ce3266c0473894 Steven J. Magnani 2010-04-27 169 /* To be implemented */ ce3266c0473894 Steven J. Magnani 2010-04-27 170 } ce3266c0473894 Steven J. Magnani 2010-04-27 171 #else ce3266c0473894 Steven J. Magnani 2010-04-27 172 static inline void unwind_trap(struct task_struct *task, unsigned long pc, 77530a5277bcab Dmitry Safonov 2020-06-08 173 unsigned long fp, struct stack_trace *trace, 77530a5277bcab Dmitry Safonov 2020-06-08 174 const char *loglvl) ce3266c0473894 Steven J. Magnani 2010-04-27 175 { ce3266c0473894 Steven J. Magnani 2010-04-27 176 const struct pt_regs *regs = (const struct pt_regs *) fp; 77530a5277bcab Dmitry Safonov 2020-06-08 177 microblaze_unwind_inner(task, regs->pc, regs->r1, regs->r15, trace, loglvl); ce3266c0473894 Steven J. Magnani 2010-04-27 178 } ce3266c0473894 Steven J. Magnani 2010-04-27 179 #endif ce3266c0473894 Steven J. Magnani 2010-04-27 180 :::::: The code at line 168 was first introduced by commit :::::: ce3266c047389443d5f433d605c769e878cbe46e microblaze: Add stack unwinder :::::: TO: Steven J. Magnani :::::: CC: Michal Simek -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki