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authorIngo Molnar <mingo@kernel.org>2015-03-05 20:52:18 +0100
committerIngo Molnar <mingo@kernel.org>2015-03-05 20:52:18 +0100
commit33ca8a53f262b4af40611bea331b8c87d133af72 (patch)
treed6468c820a556c4915bcb5b761204a0fb19e8225 /tools/perf/util/dso.c
parentdb2dcb4f91d5fec5c346a82c309187ee821e2495 (diff)
parent13a7a6ac0a11197edcd0f756a035f472b42cdf8b (diff)
Merge tag 'v4.0-rc2' into irq/core, to refresh the tree before applying new changes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/perf/util/dso.c')
-rw-r--r--tools/perf/util/dso.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
index 45be944d450a..c2f7d3b90966 100644
--- a/tools/perf/util/dso.c
+++ b/tools/perf/util/dso.c
@@ -532,12 +532,8 @@ dso_cache__read(struct dso *dso, u64 offset, u8 *data, ssize_t size)
break;
cache_offset = offset & DSO__DATA_CACHE_MASK;
- ret = -EINVAL;
- if (-1 == lseek(dso->data.fd, cache_offset, SEEK_SET))
- break;
-
- ret = read(dso->data.fd, cache->data, DSO__DATA_CACHE_SIZE);
+ ret = pread(dso->data.fd, cache->data, DSO__DATA_CACHE_SIZE, cache_offset);
if (ret <= 0)
break;