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| author |   Kaixu Xia <xiakaixu@huawei.com> | 2015-08-06 07:02:35 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2015-08-09 22:50:06 -0700 |
| commit | 35578d7984003097af2b1e34502bc943d40c1804 (patch) | |
| tree | b2eca5ddc9446e771dd5a9e1629b12f98b9f2bf0 /lib/pm-notifier-error-inject.c | |
| parent | bpf: Add new bpf map type to store the pointer to struct perf_event (diff) | |
| download | linux-rng-35578d7984003097af2b1e34502bc943d40c1804.tar.xz linux-rng-35578d7984003097af2b1e34502bc943d40c1804.zip | |
bpf: Implement function bpf_perf_event_read() that get the selected hardware PMU conuter
According to the perf_event_map_fd and index, the function
bpf_perf_event_read() can convert the corresponding map
value to the pointer to struct perf_event and return the
Hardware PMU counter value.
Signed-off-by: Kaixu Xia <xiakaixu@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'lib/pm-notifier-error-inject.c')
0 files changed, 0 insertions, 0 deletions