diff options
Diffstat (limited to 'tools/perf/util/evlist.c')
-rw-r--r-- | tools/perf/util/evlist.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 00593e5f2a9d..e72ff7e78dec 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -1887,13 +1887,17 @@ static int evlist__ctlfd_recv(struct evlist *evlist, enum evlist_ctl_cmd *cmd, } else if (!strncmp(cmd_data, EVLIST_CTL_CMD_DISABLE_TAG, (sizeof(EVLIST_CTL_CMD_DISABLE_TAG)-1))) { *cmd = EVLIST_CTL_CMD_DISABLE; + } else if (!strncmp(cmd_data, EVLIST_CTL_CMD_SNAPSHOT_TAG, + (sizeof(EVLIST_CTL_CMD_SNAPSHOT_TAG)-1))) { + *cmd = EVLIST_CTL_CMD_SNAPSHOT; + pr_debug("is snapshot\n"); } } return bytes_read ? (int)bytes_read : err; } -static int evlist__ctlfd_ack(struct evlist *evlist) +int evlist__ctlfd_ack(struct evlist *evlist) { int err; @@ -1929,13 +1933,16 @@ int evlist__ctlfd_process(struct evlist *evlist, enum evlist_ctl_cmd *cmd) case EVLIST_CTL_CMD_DISABLE: evlist__disable(evlist); break; + case EVLIST_CTL_CMD_SNAPSHOT: + break; case EVLIST_CTL_CMD_ACK: case EVLIST_CTL_CMD_UNSUPPORTED: default: pr_debug("ctlfd: unsupported %d\n", *cmd); break; } - if (!(*cmd == EVLIST_CTL_CMD_ACK || *cmd == EVLIST_CTL_CMD_UNSUPPORTED)) + if (!(*cmd == EVLIST_CTL_CMD_ACK || *cmd == EVLIST_CTL_CMD_UNSUPPORTED || + *cmd == EVLIST_CTL_CMD_SNAPSHOT)) evlist__ctlfd_ack(evlist); } } |