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author | Ingo Molnar <mingo@kernel.org> | 2013-10-29 11:23:32 +0100 |
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committer | Ingo Molnar <mingo@kernel.org> | 2013-10-29 11:23:32 +0100 |
commit | aac898548d04c7bff179b79f805874b0d6f87571 (patch) | |
tree | e8de975fd5de6c95bf4329861a872dbcfe0c7ead /tools/perf/builtin-kvm.c | |
parent | Merge tag 'perf-core-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/... (diff) | |
parent | Merge tag 'perf-urgent-for-mingo' of git://git.kernel.org/pub/scm/linux/kerne... (diff) | |
download | linux-aac898548d04c7bff179b79f805874b0d6f87571.tar.xz linux-aac898548d04c7bff179b79f805874b0d6f87571.zip |
Merge branch 'perf/urgent' into perf/core
Conflicts:
tools/perf/builtin-record.c
tools/perf/builtin-top.c
tools/perf/util/hist.h
Diffstat (limited to 'tools/perf/builtin-kvm.c')
-rw-r--r-- | tools/perf/builtin-kvm.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c index 188bb29b373f..cb05f39d8a77 100644 --- a/tools/perf/builtin-kvm.c +++ b/tools/perf/builtin-kvm.c @@ -889,11 +889,18 @@ static s64 perf_kvm__mmap_read_idx(struct perf_kvm_stat *kvm, int idx, while ((event = perf_evlist__mmap_read(kvm->evlist, idx)) != NULL) { err = perf_evlist__parse_sample(kvm->evlist, event, &sample); if (err) { + perf_evlist__mmap_consume(kvm->evlist, idx); pr_err("Failed to parse sample\n"); return -1; } err = perf_session_queue_event(kvm->session, event, &sample, 0); + /* + * FIXME: Here we can't consume the event, as perf_session_queue_event will + * point to it, and it'll get possibly overwritten by the kernel. + */ + perf_evlist__mmap_consume(kvm->evlist, idx); + if (err) { pr_err("Failed to enqueue sample: %d\n", err); return -1; |