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Subject[tip:perf/urgent] perf tools: Get rid of dso__needs_decompress() call in read_object_code()
Commit-ID:  bcd4287ead885e010cd49265d8c68f2373476b08
Gitweb: https://git.kernel.org/tip/bcd4287ead885e010cd49265d8c68f2373476b08
Author: Jiri Olsa <jolsa@kernel.org>
AuthorDate: Fri, 17 Aug 2018 11:48:01 +0200
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Mon, 20 Aug 2018 08:54:59 -0300

perf tools: Get rid of dso__needs_decompress() call in read_object_code()

There's no need to call dso__needs_decompress() twice in the function.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20180817094813.15086-2-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/tests/code-reading.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/perf/tests/code-reading.c b/tools/perf/tests/code-reading.c
index 4892bd2dc33e..6b049f3f5cf4 100644
--- a/tools/perf/tests/code-reading.c
+++ b/tools/perf/tests/code-reading.c
@@ -232,6 +232,7 @@ static int read_object_code(u64 addr, size_t len, u8 cpumode,
u64 objdump_addr;
const char *objdump_name;
char decomp_name[KMOD_DECOMP_LEN];
+ bool decomp = false;
int ret;

pr_debug("Reading object code for memory address: %#"PRIx64"\n", addr);
@@ -305,6 +306,7 @@ static int read_object_code(u64 addr, size_t len, u8 cpumode,
return -1;
}

+ decomp = true;
objdump_name = decomp_name;
}

@@ -312,7 +314,7 @@ static int read_object_code(u64 addr, size_t len, u8 cpumode,
objdump_addr = map__rip_2objdump(al.map, al.addr);
ret = read_via_objdump(objdump_name, objdump_addr, buf2, len);

- if (dso__needs_decompress(al.map->dso))
+ if (decomp)
unlink(objdump_name);

if (ret > 0) {
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