Changes in kernel/arch/amd64/src/debug/stacktrace.c [65914ac:d99c1d2] in mainline

File:

• kernel/arch/amd64/src/debug/stacktrace.c (modified) (1 diff)

kernel/arch/amd64/src/debug/stacktrace.c

@@ -37 +37 @@
 #include <typedefs.h>
 
-#define FRAME_OFFSET_FP_PREV  0
-#define FRAME_OFFSET_RA       1
+#define FRAME_OFFSET_FP_PREV    0
+#define FRAME_OFFSET_RA         1
 
-bool kernel_stack_trace_context_validate(stack_trace_context_t *ctx)
+bool kernel_frame_pointer_validate(uintptr_t fp)
 {
-        return ctx->fp != 0;
+        return fp != 0;
 }
 
-bool kernel_frame_pointer_prev(stack_trace_context_t *ctx, uintptr_t *prev)
+bool kernel_frame_pointer_prev(uintptr_t fp, uintptr_t *prev)
 {
-        uint64_t *stack = (void *) ctx->fp;
+        uint64_t *stack = (void *) fp;
         *prev = stack[FRAME_OFFSET_FP_PREV];
-        
         return true;
 }
 
-bool kernel_return_address_get(stack_trace_context_t *ctx, uintptr_t *ra)
+bool kernel_return_address_get(uintptr_t fp, uintptr_t *ra)
 {
-        uint64_t *stack = (void *) ctx->fp;
+        uint64_t *stack = (void *) fp;
         *ra = stack[FRAME_OFFSET_RA];
-        
         return true;
 }
 
-bool uspace_stack_trace_context_validate(stack_trace_context_t *ctx)
+bool uspace_frame_pointer_validate(uintptr_t fp)
 {
-        return ctx->fp != 0;
+        return fp != 0;
 }
 
-bool uspace_frame_pointer_prev(stack_trace_context_t *ctx, uintptr_t *prev)
+bool uspace_frame_pointer_prev(uintptr_t fp, uintptr_t *prev)
 {
         return !copy_from_uspace((void *) prev,
-            (uint64_t *) ctx->fp + FRAME_OFFSET_FP_PREV, sizeof(*prev));
+            (uint64_t *) fp + FRAME_OFFSET_FP_PREV, sizeof(*prev));
 }
 
-bool uspace_return_address_get(stack_trace_context_t *ctx, uintptr_t *ra)
+bool uspace_return_address_get(uintptr_t fp, uintptr_t *ra)
 {
-        return !copy_from_uspace((void *) ra,
-            (uint64_t *) ctx->fp + FRAME_OFFSET_RA, sizeof(*ra));
+        return !copy_from_uspace((void *) ra, (uint64_t *) fp + FRAME_OFFSET_RA,
+            sizeof(*ra));
 }