diff options
Diffstat (limited to 'fs/cifs/fs_context.c')
| -rw-r--r-- | fs/cifs/fs_context.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/fs/cifs/fs_context.c b/fs/cifs/fs_context.c index dd9da734e346..deb1168ed8af 100644 --- a/fs/cifs/fs_context.c +++ b/fs/cifs/fs_context.c @@ -82,3 +82,55 @@ int cifs_parse_security_flavors(char *value, struct smb_vol *vol) return 0; } + +static const match_table_t cifs_cacheflavor_tokens = { + { Opt_cache_loose, "loose" }, + { Opt_cache_strict, "strict" }, + { Opt_cache_none, "none" }, + { Opt_cache_ro, "ro" }, + { Opt_cache_rw, "singleclient" }, + { Opt_cache_err, NULL } +}; + +int +cifs_parse_cache_flavor(char *value, struct smb_vol *vol) +{ + substring_t args[MAX_OPT_ARGS]; + + switch (match_token(value, cifs_cacheflavor_tokens, args)) { + case Opt_cache_loose: + vol->direct_io = false; + vol->strict_io = false; + vol->cache_ro = false; + vol->cache_rw = false; + break; + case Opt_cache_strict: + vol->direct_io = false; + vol->strict_io = true; + vol->cache_ro = false; + vol->cache_rw = false; + break; + case Opt_cache_none: + vol->direct_io = true; + vol->strict_io = false; + vol->cache_ro = false; + vol->cache_rw = false; + break; + case Opt_cache_ro: + vol->direct_io = false; + vol->strict_io = false; + vol->cache_ro = true; + vol->cache_rw = false; + break; + case Opt_cache_rw: + vol->direct_io = false; + vol->strict_io = false; + vol->cache_ro = false; + vol->cache_rw = true; + break; + default: + cifs_dbg(VFS, "bad cache= option: %s\n", value); + return 1; + } + return 0; +} |