diff options
Diffstat (limited to 'kernel/tools/perf/perf.c')
| -rw-r--r-- | kernel/tools/perf/perf.c | 32 |
1 files changed, 26 insertions, 6 deletions
diff --git a/kernel/tools/perf/perf.c b/kernel/tools/perf/perf.c index b857fcbd0..3d4c7c09a 100644 --- a/kernel/tools/perf/perf.c +++ b/kernel/tools/perf/perf.c @@ -8,14 +8,16 @@ */ #include "builtin.h" +#include "util/env.h" #include "util/exec_cmd.h" #include "util/cache.h" #include "util/quote.h" #include "util/run-command.h" #include "util/parse-events.h" #include "util/parse-options.h" +#include "util/bpf-loader.h" #include "util/debug.h" -#include <api/fs/debugfs.h> +#include <api/fs/tracing_path.h> #include <pthread.h> const char perf_usage_string[] = @@ -161,6 +163,20 @@ static int handle_options(const char ***argv, int *argc, int *envchanged) break; /* + * Shortcut for '-h' and '-v' options to invoke help + * and version command. + */ + if (!strcmp(cmd, "-h")) { + (*argv)[0] = "--help"; + break; + } + + if (!strcmp(cmd, "-v")) { + (*argv)[0] = "--version"; + break; + } + + /* * Check remaining flags. */ if (!prefixcmp(cmd, CMD_EXEC_PATH)) { @@ -214,7 +230,7 @@ static int handle_options(const char ***argv, int *argc, int *envchanged) fprintf(stderr, "No directory given for --debugfs-dir.\n"); usage(perf_usage_string); } - perf_debugfs_set_path((*argv)[1]); + tracing_path_set((*argv)[1]); if (envchanged) *envchanged = 1; (*argv)++; @@ -230,8 +246,8 @@ static int handle_options(const char ***argv, int *argc, int *envchanged) (*argv)++; (*argc)--; } else if (!prefixcmp(cmd, CMD_DEBUGFS_DIR)) { - perf_debugfs_set_path(cmd + strlen(CMD_DEBUGFS_DIR)); - fprintf(stderr, "dir: %s\n", debugfs_mountpoint); + tracing_path_set(cmd + strlen(CMD_DEBUGFS_DIR)); + fprintf(stderr, "dir: %s\n", tracing_path); if (envchanged) *envchanged = 1; } else if (!strcmp(cmd, "--list-cmds")) { @@ -369,6 +385,8 @@ static int run_builtin(struct cmd_struct *p, int argc, const char **argv) status = p->fn(argc, argv, prefix); exit_browser(status); + perf_env__exit(&perf_env); + bpf__clear(); if (status) return status & 0xff; @@ -517,8 +535,10 @@ int main(int argc, const char **argv) cmd = perf_extract_argv0_path(argv[0]); if (!cmd) cmd = "perf-help"; - /* get debugfs mount point from /proc/mounts */ - perf_debugfs_mount(NULL); + + /* get debugfs/tracefs mount point from /proc/mounts */ + tracing_path_mount(); + /* * "perf-xxxx" is the same as "perf xxxx", but we obviously: * |