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-rw-r--r--lib/fuse_lowlevel.c27
1 files changed, 26 insertions, 1 deletions
diff --git a/lib/fuse_lowlevel.c b/lib/fuse_lowlevel.c
index a5d9e0c..ff7a73b 100644
--- a/lib/fuse_lowlevel.c
+++ b/lib/fuse_lowlevel.c
@@ -17,7 +17,6 @@
#include "fuse_opt.h"
#include "fuse_misc.h"
#include "mount_util.h"
-#include "usdt.h"
#include "util.h"
#include <stdint.h>
@@ -34,6 +33,10 @@
#include <sys/file.h>
#include <sys/ioctl.h>
+#ifdef USDT_ENABLED
+#include "usdt.h"
+#endif
+
#ifndef F_LINUX_SPECIFIC_BASE
#define F_LINUX_SPECIFIC_BASE 1024
#endif
@@ -61,6 +64,7 @@ static __attribute__((constructor)) void fuse_ll_init_pagesize(void)
pagesize = getpagesize();
}
+#ifdef USDT_ENABLED
/* tracepoints */
static void trace_request_receive(int err)
{
@@ -77,6 +81,27 @@ static void trace_request_reply(uint64_t unique, unsigned int len,
{
USDT(libfuse, request_reply, unique, len, error, reply_err);
}
+#else
+static void trace_request_receive(int err)
+{
+ (void)err;
+}
+
+static void trace_request_process(unsigned int opcode, unsigned int unique)
+{
+ (void)opcode;
+ (void)unique;
+}
+
+static void trace_request_reply(uint64_t unique, unsigned int len,
+ int error, int reply_err)
+{
+ (void)unique;
+ (void)len;
+ (void)error;
+ (void)reply_err;
+}
+#endif
static void convert_stat(const struct stat *stbuf, struct fuse_attr *attr)
{