Changes in kernel/generic/src/debug/stacktrace.c [49ace23:7e752b2] in mainline
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kernel/generic/src/debug/stacktrace.c
r49ace23 r7e752b2 27 27 */ 28 28 29 /** @addtogroup genericdebug 29 /** @addtogroup genericdebug 30 30 * @{ 31 31 */ … … 41 41 #define STACK_FRAMES_MAX 20 42 42 43 void 44 stack_trace_fp_pc(stack_trace_ops_t *ops, uintptr_t fp, uintptr_t pc) 43 void stack_trace_ctx(stack_trace_ops_t *ops, stack_trace_context_t *ctx) 45 44 { 46 45 int cnt = 0; 47 46 const char *symbol; 48 47 uintptr_t offset; 48 uintptr_t fp; 49 uintptr_t pc; 49 50 50 while (cnt++ < STACK_FRAMES_MAX && ops->frame_pointer_validate(fp)) { 51 while (cnt++ < STACK_FRAMES_MAX && 52 ops->stack_trace_context_validate(ctx)) { 51 53 if (ops->symbol_resolve && 52 ops->symbol_resolve(pc, &symbol, &offset)) { 53 if (offset) 54 printf("%p: %s+%" PRIp "()\n", fp, symbol, offset); 54 ops->symbol_resolve(ctx->pc, &symbol, &offset)) { 55 if (offset) 56 printf("%p: %s()+%p\n", (void *) ctx->fp, 57 symbol, (void *) offset); 55 58 else 56 printf("%p: %s()\n", fp, symbol);57 } else {58 printf("%p: %p()\n", fp,pc);59 }60 if (!ops->return_address_get( fp, &pc))59 printf("%p: %s()\n", (void *) ctx->fp, symbol); 60 } else 61 printf("%p: %p()\n", (void *) ctx->fp, (void *) ctx->pc); 62 63 if (!ops->return_address_get(ctx, &pc)) 61 64 break; 62 if (!ops->frame_pointer_prev(fp, &fp)) 65 66 if (!ops->frame_pointer_prev(ctx, &fp)) 63 67 break; 68 69 ctx->fp = fp; 70 ctx->pc = pc; 64 71 } 65 72 } … … 67 74 void stack_trace(void) 68 75 { 69 stack_trace_fp_pc(&kst_ops, frame_pointer_get(), program_counter_get()); 76 stack_trace_context_t ctx = { 77 .fp = frame_pointer_get(), 78 .pc = program_counter_get(), 79 .istate = NULL 80 }; 81 82 stack_trace_ctx(&kst_ops, &ctx); 70 83 71 84 /* … … 78 91 void stack_trace_istate(istate_t *istate) 79 92 { 93 stack_trace_context_t ctx = { 94 .fp = istate_get_fp(istate), 95 .pc = istate_get_pc(istate), 96 .istate = istate 97 }; 98 80 99 if (istate_from_uspace(istate)) 81 stack_trace_fp_pc(&ust_ops, istate_get_fp(istate), 82 istate_get_pc(istate)); 100 stack_trace_ctx(&ust_ops, &ctx); 83 101 else 84 stack_trace_fp_pc(&kst_ops, istate_get_fp(istate), 85 istate_get_pc(istate)); 102 stack_trace_ctx(&kst_ops, &ctx); 86 103 } 87 104 88 static bool kernel_symbol_resolve(uintptr_t addr, const char **sp, uintptr_t *op) 105 static bool 106 kernel_symbol_resolve(uintptr_t addr, const char **sp, uintptr_t *op) 89 107 { 90 108 return (symtab_name_lookup(addr, sp, op) == 0); … … 92 110 93 111 stack_trace_ops_t kst_ops = { 94 . frame_pointer_validate = kernel_frame_pointer_validate,112 .stack_trace_context_validate = kernel_stack_trace_context_validate, 95 113 .frame_pointer_prev = kernel_frame_pointer_prev, 96 114 .return_address_get = kernel_return_address_get, … … 99 117 100 118 stack_trace_ops_t ust_ops = { 101 . frame_pointer_validate = uspace_frame_pointer_validate,119 .stack_trace_context_validate = uspace_stack_trace_context_validate, 102 120 .frame_pointer_prev = uspace_frame_pointer_prev, 103 121 .return_address_get = uspace_return_address_get,
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