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-rw-r--r--mm/shmem.c40
1 files changed, 18 insertions, 22 deletions
diff --git a/mm/shmem.c b/mm/shmem.c
index 8793e8cc1a48..c8f7540ef048 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -3381,9 +3381,19 @@ enum shmem_param {
Opt_uid,
};
-static const struct fs_parameter_spec shmem_param_specs[] = {
+static const struct constant_table shmem_param_enums_huge[] = {
+ {"never", SHMEM_HUGE_NEVER },
+ {"always", SHMEM_HUGE_ALWAYS },
+ {"within_size", SHMEM_HUGE_WITHIN_SIZE },
+ {"advise", SHMEM_HUGE_ADVISE },
+ {"deny", SHMEM_HUGE_DENY },
+ {"force", SHMEM_HUGE_FORCE },
+ {}
+};
+
+const struct fs_parameter_spec shmem_fs_parameters[] = {
fsparam_u32 ("gid", Opt_gid),
- fsparam_enum ("huge", Opt_huge),
+ fsparam_enum ("huge", Opt_huge, shmem_param_enums_huge),
fsparam_u32oct("mode", Opt_mode),
fsparam_string("mpol", Opt_mpol),
fsparam_string("nr_blocks", Opt_nr_blocks),
@@ -3393,20 +3403,6 @@ static const struct fs_parameter_spec shmem_param_specs[] = {
{}
};
-static const struct fs_parameter_enum shmem_param_enums[] = {
- { Opt_huge, "never", SHMEM_HUGE_NEVER },
- { Opt_huge, "always", SHMEM_HUGE_ALWAYS },
- { Opt_huge, "within_size", SHMEM_HUGE_WITHIN_SIZE },
- { Opt_huge, "advise", SHMEM_HUGE_ADVISE },
- {}
-};
-
-const struct fs_parameter_description shmem_fs_parameters = {
- .name = "tmpfs",
- .specs = shmem_param_specs,
- .enums = shmem_param_enums,
-};
-
static int shmem_parse_one(struct fs_context *fc, struct fs_parameter *param)
{
struct shmem_options *ctx = fc->fs_private;
@@ -3415,7 +3411,7 @@ static int shmem_parse_one(struct fs_context *fc, struct fs_parameter *param)
char *rest;
int opt;
- opt = fs_parse(fc, &shmem_fs_parameters, param, &result);
+ opt = fs_parse(fc, shmem_fs_parameters, param, &result);
if (opt < 0)
return opt;
@@ -3479,9 +3475,9 @@ static int shmem_parse_one(struct fs_context *fc, struct fs_parameter *param)
return 0;
unsupported_parameter:
- return invalf(fc, "tmpfs: Unsupported parameter '%s'", param->key);
+ return invalfc(fc, "Unsupported parameter '%s'", param->key);
bad_value:
- return invalf(fc, "tmpfs: Bad value for '%s'", param->key);
+ return invalfc(fc, "Bad value for '%s'", param->key);
}
static int shmem_parse_options(struct fs_context *fc, void *data)
@@ -3587,7 +3583,7 @@ static int shmem_reconfigure(struct fs_context *fc)
return 0;
out:
spin_unlock(&sbinfo->stat_lock);
- return invalf(fc, "tmpfs: %s", err);
+ return invalfc(fc, "%s", err);
}
static int shmem_show_options(struct seq_file *seq, struct dentry *root)
@@ -3889,7 +3885,7 @@ static struct file_system_type shmem_fs_type = {
.name = "tmpfs",
.init_fs_context = shmem_init_fs_context,
#ifdef CONFIG_TMPFS
- .parameters = &shmem_fs_parameters,
+ .parameters = shmem_fs_parameters,
#endif
.kill_sb = kill_litter_super,
.fs_flags = FS_USERNS_MOUNT,
@@ -4035,7 +4031,7 @@ bool shmem_huge_enabled(struct vm_area_struct *vma)
static struct file_system_type shmem_fs_type = {
.name = "tmpfs",
.init_fs_context = ramfs_init_fs_context,
- .parameters = &ramfs_fs_parameters,
+ .parameters = ramfs_fs_parameters,
.kill_sb = kill_litter_super,
.fs_flags = FS_USERNS_MOUNT,
};