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authorNick Desaulniers <ndesaulniers@google.com>2020-07-30 15:45:55 -0700
committerSteven Rostedt (VMware) <rostedt@goodmis.org>2020-08-03 13:34:37 -0400
commit1c39d761ff5c90227fc582c45018d5922efaa253 (patch)
tree24467b72cc04210db59c2d0b332f666ab06eb1a7 /include/linux/tracepoint.h
parentf3751ad0116fb6881f2c3c957d66a9327f69cefb (diff)
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tracepoint: Use __used attribute definitions from compiler_attributes.h
Just a small cleanup while I was touching this header. compiler_attributes.h does feature detection of these __attributes__(()) and provides more concise ways to invoke them. Link: https://lkml.kernel.org/r/20200730224555.2142154-3-ndesaulniers@google.com Acked-by: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com> Signed-off-by: Nick Desaulniers <ndesaulniers@google.com> Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Diffstat (limited to 'include/linux/tracepoint.h')
-rw-r--r--include/linux/tracepoint.h11
1 files changed, 5 insertions, 6 deletions
diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h
index 3a5b717d92e8..598fec9f9dbf 100644
--- a/include/linux/tracepoint.h
+++ b/include/linux/tracepoint.h
@@ -116,8 +116,7 @@ static inline struct tracepoint *tracepoint_ptr_deref(tracepoint_ptr_t *p)
#define __TRACEPOINT_ENTRY(name) \
static tracepoint_ptr_t __tracepoint_ptr_##name __used \
- __attribute__((section("__tracepoints_ptrs"))) = \
- &__tracepoint_##name
+ __section(__tracepoints_ptrs) = &__tracepoint_##name
#endif
#endif /* _LINUX_TRACEPOINT_H */
@@ -280,9 +279,9 @@ static inline struct tracepoint *tracepoint_ptr_deref(tracepoint_ptr_t *p)
*/
#define DEFINE_TRACE_FN(name, reg, unreg) \
static const char __tpstrtab_##name[] \
- __attribute__((section("__tracepoints_strings"))) = #name; \
- struct tracepoint __tracepoint_##name \
- __attribute__((section("__tracepoints"), used)) = \
+ __section(__tracepoints_strings) = #name; \
+ struct tracepoint __tracepoint_##name __used \
+ __section(__tracepoints) = \
{ __tpstrtab_##name, STATIC_KEY_INIT_FALSE, reg, unreg, NULL };\
__TRACEPOINT_ENTRY(name);
@@ -361,7 +360,7 @@ static inline struct tracepoint *tracepoint_ptr_deref(tracepoint_ptr_t *p)
static const char *___tp_str __tracepoint_string = str; \
___tp_str; \
})
-#define __tracepoint_string __attribute__((section("__tracepoint_str"), used))
+#define __tracepoint_string __used __section(__tracepoint_str)
#else
/*
* tracepoint_string() is used to save the string address for userspace