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authorAl Viro <viro@zeniv.linux.org.uk>2019-09-07 07:23:15 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2020-02-07 14:48:37 -0500
commitd7167b149943e38ad610191ecbb0800c78bbced9 (patch)
tree46f4043165c3f0f2aa9aa823dc545d98ece2562b /kernel/cgroup
parent96cafb9ccb153f6a82ff2c9bde68916d9d65501e (diff)
fs_parse: fold fs_parameter_desc/fs_parameter_spec
The former contains nothing but a pointer to an array of the latter... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'kernel/cgroup')
-rw-r--r--kernel/cgroup/cgroup-internal.h4
-rw-r--r--kernel/cgroup/cgroup-v1.c8
-rw-r--r--kernel/cgroup/cgroup.c12
3 files changed, 8 insertions, 16 deletions
diff --git a/kernel/cgroup/cgroup-internal.h b/kernel/cgroup/cgroup-internal.h
index 90d1710fef6c..bfbeabc17a9d 100644
--- a/kernel/cgroup/cgroup-internal.h
+++ b/kernel/cgroup/cgroup-internal.h
@@ -7,7 +7,7 @@
#include <linux/workqueue.h>
#include <linux/list.h>
#include <linux/refcount.h>
-#include <linux/fs_context.h>
+#include <linux/fs_parser.h>
#define TRACE_CGROUP_PATH_LEN 1024
extern spinlock_t trace_cgroup_path_lock;
@@ -265,7 +265,7 @@ extern const struct proc_ns_operations cgroupns_operations;
*/
extern struct cftype cgroup1_base_files[];
extern struct kernfs_syscall_ops cgroup1_kf_syscall_ops;
-extern const struct fs_parameter_description cgroup1_fs_parameters;
+extern const struct fs_parameter_spec cgroup1_fs_parameters[];
int proc_cgroupstats_show(struct seq_file *m, void *v);
bool cgroup1_ssid_disabled(int ssid);
diff --git a/kernel/cgroup/cgroup-v1.c b/kernel/cgroup/cgroup-v1.c
index c7b526f33621..408545620dad 100644
--- a/kernel/cgroup/cgroup-v1.c
+++ b/kernel/cgroup/cgroup-v1.c
@@ -885,7 +885,7 @@ enum cgroup1_param {
Opt_xattr,
};
-static const struct fs_parameter_spec cgroup1_param_specs[] = {
+const struct fs_parameter_spec cgroup1_fs_parameters[] = {
fsparam_flag ("all", Opt_all),
fsparam_flag ("clone_children", Opt_clone_children),
fsparam_flag ("cpuset_v2_mode", Opt_cpuset_v2_mode),
@@ -897,10 +897,6 @@ static const struct fs_parameter_spec cgroup1_param_specs[] = {
{}
};
-const struct fs_parameter_description cgroup1_fs_parameters = {
- .specs = cgroup1_param_specs,
-};
-
int cgroup1_parse_param(struct fs_context *fc, struct fs_parameter *param)
{
struct cgroup_fs_context *ctx = cgroup_fc2context(fc);
@@ -908,7 +904,7 @@ int cgroup1_parse_param(struct fs_context *fc, struct fs_parameter *param)
struct fs_parse_result result;
int opt, i;
- opt = fs_parse(fc, &cgroup1_fs_parameters, param, &result);
+ opt = fs_parse(fc, cgroup1_fs_parameters, param, &result);
if (opt == -ENOPARAM) {
if (strcmp(param->key, "source") == 0) {
fc->source = param->string;
diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c
index d86d441d93ca..a70a37e85d11 100644
--- a/kernel/cgroup/cgroup.c
+++ b/kernel/cgroup/cgroup.c
@@ -1816,23 +1816,19 @@ enum cgroup2_param {
nr__cgroup2_params
};
-static const struct fs_parameter_spec cgroup2_param_specs[] = {
+static const struct fs_parameter_spec cgroup2_fs_parameters[] = {
fsparam_flag("nsdelegate", Opt_nsdelegate),
fsparam_flag("memory_localevents", Opt_memory_localevents),
{}
};
-static const struct fs_parameter_description cgroup2_fs_parameters = {
- .specs = cgroup2_param_specs,
-};
-
static int cgroup2_parse_param(struct fs_context *fc, struct fs_parameter *param)
{
struct cgroup_fs_context *ctx = cgroup_fc2context(fc);
struct fs_parse_result result;
int opt;
- opt = fs_parse(fc, &cgroup2_fs_parameters, param, &result);
+ opt = fs_parse(fc, cgroup2_fs_parameters, param, &result);
if (opt < 0)
return opt;
@@ -2155,7 +2151,7 @@ static void cgroup_kill_sb(struct super_block *sb)
struct file_system_type cgroup_fs_type = {
.name = "cgroup",
.init_fs_context = cgroup_init_fs_context,
- .parameters = &cgroup1_fs_parameters,
+ .parameters = cgroup1_fs_parameters,
.kill_sb = cgroup_kill_sb,
.fs_flags = FS_USERNS_MOUNT,
};
@@ -2163,7 +2159,7 @@ struct file_system_type cgroup_fs_type = {
static struct file_system_type cgroup2_fs_type = {
.name = "cgroup2",
.init_fs_context = cgroup_init_fs_context,
- .parameters = &cgroup2_fs_parameters,
+ .parameters = cgroup2_fs_parameters,
.kill_sb = cgroup_kill_sb,
.fs_flags = FS_USERNS_MOUNT,
};