constify path argument of trace_seq_path()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --git a/include/linux/trace_seq.h b/include/linux/trace_seq.h
index 7dadc3df0c77da531483d17210589b8294f5bc8f..a32d86ec8bf21aa6fab8463f56cbb3e6b7a1b560 100644 (file)
--- a/include/linux/trace_seq.h
+++ b/include/linux/trace_seq.h
@@ -44,7 +44,7 @@ extern int trace_seq_putmem(struct trace_seq *s, const void *mem, size_t len);
 extern int trace_seq_putmem_hex(struct trace_seq *s, const void *mem,
                                size_t len);
 extern void *trace_seq_reserve(struct trace_seq *s, size_t len);
-extern int trace_seq_path(struct trace_seq *s, struct path *path);
+extern int trace_seq_path(struct trace_seq *s, const struct path *path);
 
 #else /* CONFIG_TRACING */
 static inline int trace_seq_printf(struct trace_seq *s, const char *fmt, ...)
@@ -88,7 +88,7 @@ static inline void *trace_seq_reserve(struct trace_seq *s, size_t len)
 {
        return NULL;
 }
-static inline int trace_seq_path(struct trace_seq *s, struct path *path)
+static inline int trace_seq_path(struct trace_seq *s, const struct path *path)
 {
        return 0;
 }

diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c
index 0d6ff3555942968a678dcf6280df8933f58007f5..690987198ad7269de4d69c70f39179c4db090a8d 100644 (file)
--- a/kernel/trace/trace_output.c
+++ b/kernel/trace/trace_output.c
@@ -264,7 +264,7 @@ void *trace_seq_reserve(struct trace_seq *s, size_t len)
        return ret;
 }
 
-int trace_seq_path(struct trace_seq *s, struct path *path)
+int trace_seq_path(struct trace_seq *s, const struct path *path)
 {
        unsigned char *p;