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| author | Mantas Mikulėnas <grawity@gmail.com> | 2015-11-30 08:48:29 +0200 |
|---|---|---|
| committer | Mantas Mikulėnas <grawity@gmail.com> | 2015-11-30 19:06:43 +0200 |
| commit | e97a84757f76b9c4c401bbc6fa147e35204b2a1b (patch) | |
| tree | fc583d9b96e933da9a1f2d101340196c26b19b1c | |
| parent | 3a89c3a0fcff52d02608da7d4f7d8183d620995b (diff) | |
cgls: add a better error message for missing cgroupfs
| -rw-r--r-- | src/cgls/cgls.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/cgls/cgls.c b/src/cgls/cgls.c index 01140c73d8..e6277a9084 100644 --- a/src/cgls/cgls.c +++ b/src/cgls/cgls.c @@ -131,7 +131,9 @@ static int get_cgroup_root(char **ret) { if (!arg_machine) { r = cg_get_root_path(ret); - if (r < 0) + if (r == -ENOEXEC) + return log_error_errno(r, "Failed to get root control group path: No cgroup filesystem mounted on /sys/fs/cgroup"); + else if (r < 0) return log_error_errno(r, "Failed to get root control group path: %m"); return 0; |