X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=lttng-filter-interpreter.c;h=d9605cb2a068f4e3a187f27e56882e6d5256ada4;hb=42150a01aaf5697974754ff89d69d91dc75c326b;hp=c288cc024ad90bcbc58f02a849aa074632f04ec3;hpb=79150a4903b5f31695fcd1d9655555ba6dc4bfa4;p=lttng-modules.git

diff --git a/lttng-filter-interpreter.c b/lttng-filter-interpreter.c
index c288cc02..d9605cb2 100644
--- a/lttng-filter-interpreter.c
+++ b/lttng-filter-interpreter.c
@@ -21,8 +21,11 @@
  */
 
 #include <linux/uaccess.h>
+#include <wrapper/frame.h>
 
-#include "lttng-filter.h"
+#include <lttng-filter.h>
+
+LTTNG_STACK_FRAME_NON_STANDARD(lttng_filter_interpret_bytecode);
 
 /*
  * get_char should be called with page fault handler disabled if it is expected
@@ -119,21 +122,16 @@ int stack_strcmp(struct estack *stack, int top, const char *cmp_type)
 			}
 		}
 		if (unlikely(char_ax == '\0')) {
-			if (char_bx == '\0') {
-				diff = 0;
-				break;
-			} else {
-				if (estack_bx(stack, top)->u.s.literal) {
-					ret = parse_char(estack_bx(stack, top),
-						&char_bx, &offset_bx);
-					if (ret == -1) {
-						diff = 0;
-						break;
-					}
+			if (estack_bx(stack, top)->u.s.literal) {
+				ret = parse_char(estack_bx(stack, top),
+					&char_bx, &offset_bx);
+				if (ret == -1) {
+					diff = 0;
+					break;
 				}
-				diff = 1;
-				break;
 			}
+			diff = 1;
+			break;
 		}
 		if (estack_bx(stack, top)->u.s.literal) {
 			ret = parse_char(estack_bx(stack, top),
@@ -818,7 +816,7 @@ uint64_t lttng_filter_interpret_bytecode(void *filter_data,
 			dbg_printk("load field ref offset %u type user string\n",
 				ref->offset);
 			estack_push(stack, top, ax, bx);
-			estack_ax(stack, top)->u.s.str =
+			estack_ax(stack, top)->u.s.user_str =
 				*(const char * const *) &filter_stack_data[ref->offset];
 			if (unlikely(!estack_ax(stack, top)->u.s.str)) {
 				dbg_printk("Filter warning: loading a NULL string.\n");
@@ -843,7 +841,7 @@ uint64_t lttng_filter_interpret_bytecode(void *filter_data,
 			estack_push(stack, top, ax, bx);
 			estack_ax(stack, top)->u.s.seq_len =
 				*(unsigned long *) &filter_stack_data[ref->offset];
-			estack_ax(stack, top)->u.s.str =
+			estack_ax(stack, top)->u.s.user_str =
 				*(const char **) (&filter_stack_data[ref->offset
 								+ sizeof(unsigned long)]);
 			if (unlikely(!estack_ax(stack, top)->u.s.str)) {