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| author | Prashant Bhole | 2017-11-08 05:55:49 +0100 |
|---|---|---|
| committer | David S. Miller | 2017-11-11 04:35:41 +0100 |
| commit | c541b73466549c4aa4ee20ccd04ba52e4c95d6eb (patch) | |
| tree | 4e59243e803a4b26d918c1b79e08107cdd89f2ac /tools/bpf/bpftool/main.c | |
| parent | tools: bpftool: show filenames of pinned objects (diff) | |
| download | kernel-qcow2-linux-c541b73466549c4aa4ee20ccd04ba52e4c95d6eb.tar.gz kernel-qcow2-linux-c541b73466549c4aa4ee20ccd04ba52e4c95d6eb.tar.xz kernel-qcow2-linux-c541b73466549c4aa4ee20ccd04ba52e4c95d6eb.zip | |
tools: bpftool: optionally show filenames of pinned objects
Making it optional to show file names of pinned objects because
it scans complete bpf-fs filesystem which is costly.
Added option -f|--bpffs. Documentation updated.
Signed-off-by: Prashant Bhole <bhole_prashant_q7@lab.ntt.co.jp>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools/bpf/bpftool/main.c')
| -rw-r--r-- | tools/bpf/bpftool/main.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/tools/bpf/bpftool/main.c b/tools/bpf/bpftool/main.c index 6ad53f1797fa..d6e4762170a4 100644 --- a/tools/bpf/bpftool/main.c +++ b/tools/bpf/bpftool/main.c @@ -54,6 +54,7 @@ static int (*last_do_help)(int argc, char **argv); json_writer_t *json_wtr; bool pretty_output; bool json_output; +bool show_pinned; struct pinned_obj_table prog_table; struct pinned_obj_table map_table; @@ -265,6 +266,7 @@ int main(int argc, char **argv) { "help", no_argument, NULL, 'h' }, { "pretty", no_argument, NULL, 'p' }, { "version", no_argument, NULL, 'V' }, + { "bpffs", no_argument, NULL, 'f' }, { 0 } }; int opt, ret; @@ -272,12 +274,13 @@ int main(int argc, char **argv) last_do_help = do_help; pretty_output = false; json_output = false; + show_pinned = false; bin_name = argv[0]; hash_init(prog_table.table); hash_init(map_table.table); - while ((opt = getopt_long(argc, argv, "Vhpj", + while ((opt = getopt_long(argc, argv, "Vhpjf", options, NULL)) >= 0) { switch (opt) { case 'V': @@ -290,6 +293,9 @@ int main(int argc, char **argv) case 'j': json_output = true; break; + case 'f': + show_pinned = true; + break; default: usage(); } @@ -316,8 +322,10 @@ int main(int argc, char **argv) if (json_output) jsonw_destroy(&json_wtr); - delete_pinned_obj_table(&prog_table); - delete_pinned_obj_table(&map_table); + if (show_pinned) { + delete_pinned_obj_table(&prog_table); + delete_pinned_obj_table(&map_table); + } return ret; } |