read_user_stack_32 391 arch/powerpc/perf/callchain.c if (read_user_stack_32((unsigned int __user *) &sf->sctx.regs, ®s)) read_user_stack_32 402 arch/powerpc/perf/callchain.c if (read_user_stack_32((unsigned int __user *) &sf->uc.uc_regs, ®s)) read_user_stack_32 455 arch/powerpc/perf/callchain.c if (!valid_user_sp(sp, 0) || read_user_stack_32(fp, &next_sp)) read_user_stack_32 457 arch/powerpc/perf/callchain.c if (level > 0 && read_user_stack_32(&fp[1], &next_ip)) read_user_stack_32 468 arch/powerpc/perf/callchain.c if (read_user_stack_32(&uregs[PT_NIP], &next_ip) || read_user_stack_32 469 arch/powerpc/perf/callchain.c read_user_stack_32(&uregs[PT_LNK], &lr) || read_user_stack_32 470 arch/powerpc/perf/callchain.c read_user_stack_32(&uregs[PT_R1], &sp))