diff options
| author | Dmitry Vyukov <dvyukov@google.com> | 2015-11-29 16:36:30 +0100 |
|---|---|---|
| committer | Dmitry Vyukov <dvyukov@google.com> | 2015-11-29 16:36:30 +0100 |
| commit | d45c28cdcfe03f079faf0a69a93e4752ec034add (patch) | |
| tree | 9501eb59a94635b92651c9fe0071ddaa62712ad3 /sys/sys.txt | |
| parent | 81de33fab197a1df741ae6dc660238c78603a72f (diff) | |
sys: fix description of perf attribute
Diffstat (limited to 'sys/sys.txt')
| -rw-r--r-- | sys/sys.txt | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/sys/sys.txt b/sys/sys.txt index 8cf1b49a8..662c4f4b2 100644 --- a/sys/sys.txt +++ b/sys/sys.txt @@ -2464,6 +2464,7 @@ ioctl$PERF_EVENT_IOC_SET_BPF(fd fd[perf], cmd const[PERF_EVENT_IOC_SET_BPF], pro perf_flags = PERF_FLAG_FD_NO_GROUP, PERF_FLAG_FD_OUTPUT, PERF_FLAG_PID_CGROUP, PERF_FLAG_FD_CLOEXEC perf_event_type = PERF_TYPE_HARDWARE, PERF_TYPE_SOFTWARE, PERF_TYPE_TRACEPOINT, PERF_TYPE_HW_CACHE, PERF_TYPE_RAW, PERF_TYPE_BREAKPOINT perf_bp_type = HW_BREAKPOINT_EMPTY, HW_BREAKPOINT_R, HW_BREAKPOINT_W, HW_BREAKPOINT_X +perf_attr_flags = 1, 2, 4 perf_event_attr { type flags[perf_event_type, int32] @@ -2474,14 +2475,12 @@ perf_event_attr { format int64 # Lots of various bit flags. # Split into int8's because for int64 large values generated less frequently than small ones. +# Kernel checks that unused bits are zero. flags0 int8 flags1 int8 flags2 int8 - flags3 int8 - flags4 int8 - flags5 int8 - flags6 int8 - flags7 int8 + flags3 flags[perf_attr_flags, int8] + freserv const[0, int32] wakeup int32 bptype flags[perf_bp_type, int32] config1 int64 |