[tip:perf/core] tools lib traceevent: Rename data2host*() APIs

tip-bot for Tzvetomir Stoyanov (VMware)
2018-09-26T08:52:59Z

Commit-ID: 1affd34f192a516436a2e0cec15a97bc1001678a
Gitweb: https://git.kernel.org/tip/1affd34f192a516436a2e0cec15a97bc1001678a
Author: Tzvetomir Stoyanov (VMware) <tz.stoyanov@gmail.com>
AuthorDate: Wed, 19 Sep 2018 14:56:57 -0400
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Wed, 19 Sep 2018 17:30:06 -0300

tools lib traceevent: Rename data2host*() APIs

In order to make libtraceevent into a proper library, variables, data
structures and functions require a unique prefix to prevent name space
conflicts. That prefix will be "tep_". This renames data2host*() APIs

Signed-off-by: Tzvetomir Stoyanov (VMware) <tz.stoyanov@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Tzvetomir Stoyanov (VMware) <tz.stoyanov@gmail.com>
Cc: linux-trace-devel@vger.kernel.org
Link: http://lkml.kernel.org/r/20180919185724.751088939@goodmis.org
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/lib/traceevent/event-parse.c | 10 +++++-----
tools/lib/traceevent/event-parse.h | 14 +++++++-------
tools/perf/util/trace-event-read.c | 4 ++--
3 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
index 055bee7b738a..7980fc6c3bac 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -3331,11 +3331,11 @@ unsigned long long tep_read_number(struct tep_handle *pevent,
case 1:
return *(unsigned char *)ptr;
case 2:
- return data2host2(pevent, ptr);
+ return tep_data2host2(pevent, ptr);
case 4:
- return data2host4(pevent, ptr);
+ return tep_data2host4(pevent, ptr);
case 8:
- return data2host8(pevent, ptr);
+ return tep_data2host8(pevent, ptr);
default:
/* BUG! */
return 0;
@@ -4061,7 +4061,7 @@ static void print_str_arg(struct trace_seq *s, void *data, int size,
f = tep_find_any_field(event, arg->string.string);
arg->string.offset = f->offset;
}
- str_offset = data2host4(pevent, data + arg->string.offset);
+ str_offset = tep_data2host4(pevent, data + arg->string.offset);
str_offset &= 0xffff;
print_str_to_seq(s, format, len_arg, ((char *)data) + str_offset);
break;
@@ -4079,7 +4079,7 @@ static void print_str_arg(struct trace_seq *s, void *data, int size,
f = tep_find_any_field(event, arg->bitmask.bitmask);
arg->bitmask.offset = f->offset;
}
- bitmask_offset = data2host4(pevent, data + arg->bitmask.offset);
+ bitmask_offset = tep_data2host4(pevent, data + arg->bitmask.offset);
bitmask_size = bitmask_offset >> 16;
bitmask_offset &= 0xffff;
print_bitmask_to_seq(pevent, s, format, len_arg,
diff --git a/tools/lib/traceevent/event-parse.h b/tools/lib/traceevent/event-parse.h
index 2a7b0a857f39..830147dc6b21 100644
--- a/tools/lib/traceevent/event-parse.h
+++ b/tools/lib/traceevent/event-parse.h
@@ -496,7 +496,7 @@ static inline void tep_set_flag(struct tep_handle *pevent, int flag)
}

static inline unsigned short
-__data2host2(struct tep_handle *pevent, unsigned short data)
+__tep_data2host2(struct tep_handle *pevent, unsigned short data)
{
unsigned short swap;

@@ -510,7 +510,7 @@ __data2host2(struct tep_handle *pevent, unsigned short data)
}

static inline unsigned int
-__data2host4(struct tep_handle *pevent, unsigned int data)
+__tep_data2host4(struct tep_handle *pevent, unsigned int data)
{
unsigned int swap;

@@ -526,7 +526,7 @@ __data2host4(struct tep_handle *pevent, unsigned int data)
}

static inline unsigned long long
-__data2host8(struct tep_handle *pevent, unsigned long long data)
+__tep_data2host8(struct tep_handle *pevent, unsigned long long data)
{
unsigned long long swap;

@@ -545,14 +545,14 @@ __data2host8(struct tep_handle *pevent, unsigned long long data)
return swap;
}

-#define data2host2(pevent, ptr) __data2host2(pevent, *(unsigned short *)(ptr))
-#define data2host4(pevent, ptr) __data2host4(pevent, *(unsigned int *)(ptr))
-#define data2host8(pevent, ptr) \
+#define tep_data2host2(pevent, ptr) __tep_data2host2(pevent, *(unsigned short *)(ptr))
+#define tep_data2host4(pevent, ptr) __tep_data2host4(pevent, *(unsigned int *)(ptr))
+#define tep_data2host8(pevent, ptr) \
({ \
unsigned long long __val; \
\
memcpy(&__val, (ptr), sizeof(unsigned long long)); \
- __data2host8(pevent, __val); \
+ __tep_data2host8(pevent, __val); \
})

static inline int tep_host_bigendian(void)
diff --git a/tools/perf/util/trace-event-read.c b/tools/perf/util/trace-event-read.c
index 3dfc1db6b25b..b98ee2a2eb44 100644
--- a/tools/perf/util/trace-event-read.c
+++ b/tools/perf/util/trace-event-read.c
@@ -102,7 +102,7 @@ static unsigned int read4(struct tep_handle *pevent)

if (do_read(&data, 4) < 0)
return 0;
- return __data2host4(pevent, data);
+ return __tep_data2host4(pevent, data);
}

static unsigned long long read8(struct tep_handle *pevent)
@@ -111,7 +111,7 @@ static unsigned long long read8(struct tep_handle *pevent)

if (do_read(&data, 8) < 0)
return 0;
- return __data2host8(pevent, data);
+ return __tep_data2host8(pevent, data);
}

static char *read_string(void)