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fs_parse: get rid of ->enums

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Don't do a single array; attach them to fsparam_enum() entry
instead.  And don't bother trying to embed the names into those -
it actually loses memory, with no real speedup worth mentioning.

Simplifies validation as well.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2019-09-06 22:12:08 -04:00
parent 0f89589a8c
commit 2710c957a8
9 changed files with 121 additions and 167 deletions
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23
fs/jffs2/super.c
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@@ -167,27 +167,26 @@ enum {
Opt_rp_size,
};
static const struct fs_parameter_spec jffs2_param_specs[] = {
fsparam_enum ("compr", Opt_override_compr),
fsparam_u32 ("rp_size", Opt_rp_size),
static const struct fs_parameter_enum jffs2_param_compr[] = {
{"none", JFFS2_COMPR_MODE_NONE },
#ifdef CONFIG_JFFS2_LZO
{"lzo", JFFS2_COMPR_MODE_FORCELZO },
#endif
#ifdef CONFIG_JFFS2_ZLIB
{"zlib", JFFS2_COMPR_MODE_FORCEZLIB },
#endif
{}
};
static const struct fs_parameter_enum jffs2_param_enums[] = {
{ Opt_override_compr, "none", JFFS2_COMPR_MODE_NONE },
#ifdef CONFIG_JFFS2_LZO
{ Opt_override_compr, "lzo", JFFS2_COMPR_MODE_FORCELZO },
#endif
#ifdef CONFIG_JFFS2_ZLIB
{ Opt_override_compr, "zlib", JFFS2_COMPR_MODE_FORCEZLIB },
#endif
static const struct fs_parameter_spec jffs2_param_specs[] = {
fsparam_enum ("compr", Opt_override_compr, jffs2_param_compr),
fsparam_u32 ("rp_size", Opt_rp_size),
{}
};
const struct fs_parameter_description jffs2_fs_parameters = {
.name = "jffs2",
.specs = jffs2_param_specs,
.enums = jffs2_param_enums,
};
static int jffs2_parse_param(struct fs_context *fc, struct fs_parameter *param)