diff options
author | David Howells <dhowells@redhat.com> | 2018-11-01 23:07:26 +0000 |
---|---|---|
committer | Al Viro <viro@zeniv.linux.org.uk> | 2019-02-28 03:29:38 -0500 |
commit | 06a2ae56b5b88fa57cd56e0b99bd874135efdf58 (patch) | |
tree | d6fdcf9c7832198c307cce9242ef306ba20b5d8b | |
parent | e7582e16a170db4c85995c1c03d194ea1ea621fc (diff) |
vfs: Add some logging to the core users of the fs_context log
Add some logging to the core users of the fs_context log so that
information can be extracted from them as to the reason for failure.
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
-rw-r--r-- | fs/super.c | 4 | ||||
-rw-r--r-- | kernel/cgroup/cgroup-v1.c | 2 |
2 files changed, 4 insertions, 2 deletions
diff --git a/fs/super.c b/fs/super.c index 0ebb5c11fa56..583a0124bc39 100644 --- a/fs/super.c +++ b/fs/super.c @@ -1467,8 +1467,10 @@ int vfs_get_tree(struct fs_context *fc) struct super_block *sb; int error; - if (fc->fs_type->fs_flags & FS_REQUIRES_DEV && !fc->source) + if (fc->fs_type->fs_flags & FS_REQUIRES_DEV && !fc->source) { + errorf(fc, "Filesystem requires source device"); return -ENOENT; + } if (fc->root) return -EBUSY; diff --git a/kernel/cgroup/cgroup-v1.c b/kernel/cgroup/cgroup-v1.c index 571ef3447426..c126b34fd4ff 100644 --- a/kernel/cgroup/cgroup-v1.c +++ b/kernel/cgroup/cgroup-v1.c @@ -17,7 +17,7 @@ #include <trace/events/cgroup.h> -#define cg_invalf(fc, fmt, ...) ({ pr_err(fmt, ## __VA_ARGS__); -EINVAL; }) +#define cg_invalf(fc, fmt, ...) invalf(fc, fmt, ## __VA_ARGS__) /* * pidlists linger the following amount before being destroyed. The goal |