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-rw-r--r--fs/ecryptfs/ecryptfs_kernel.h1
-rw-r--r--fs/ecryptfs/main.c6
-rw-r--r--fs/ecryptfs/super.c2
3 files changed, 8 insertions, 1 deletions
diff --git a/fs/ecryptfs/ecryptfs_kernel.h b/fs/ecryptfs/ecryptfs_kernel.h
index 064c5820e4e5..00b30a2d5466 100644
--- a/fs/ecryptfs/ecryptfs_kernel.h
+++ b/fs/ecryptfs/ecryptfs_kernel.h
@@ -269,6 +269,7 @@ struct ecryptfs_crypt_stat {
269#define ECRYPTFS_ENCRYPT_FILENAMES 0x00000800 269#define ECRYPTFS_ENCRYPT_FILENAMES 0x00000800
270#define ECRYPTFS_ENCFN_USE_MOUNT_FNEK 0x00001000 270#define ECRYPTFS_ENCFN_USE_MOUNT_FNEK 0x00001000
271#define ECRYPTFS_ENCFN_USE_FEK 0x00002000 271#define ECRYPTFS_ENCFN_USE_FEK 0x00002000
272#define ECRYPTFS_UNLINK_SIGS 0x00004000
272 u32 flags; 273 u32 flags;
273 unsigned int file_version; 274 unsigned int file_version;
274 size_t iv_bytes; 275 size_t iv_bytes;
diff --git a/fs/ecryptfs/main.c b/fs/ecryptfs/main.c
index 7638b0a02c8d..ccabd5faa04d 100644
--- a/fs/ecryptfs/main.c
+++ b/fs/ecryptfs/main.c
@@ -208,7 +208,7 @@ enum { ecryptfs_opt_sig, ecryptfs_opt_ecryptfs_sig,
208 ecryptfs_opt_passthrough, ecryptfs_opt_xattr_metadata, 208 ecryptfs_opt_passthrough, ecryptfs_opt_xattr_metadata,
209 ecryptfs_opt_encrypted_view, ecryptfs_opt_fnek_sig, 209 ecryptfs_opt_encrypted_view, ecryptfs_opt_fnek_sig,
210 ecryptfs_opt_fn_cipher, ecryptfs_opt_fn_cipher_key_bytes, 210 ecryptfs_opt_fn_cipher, ecryptfs_opt_fn_cipher_key_bytes,
211 ecryptfs_opt_err }; 211 ecryptfs_opt_unlink_sigs, ecryptfs_opt_err };
212 212
213static const match_table_t tokens = { 213static const match_table_t tokens = {
214 {ecryptfs_opt_sig, "sig=%s"}, 214 {ecryptfs_opt_sig, "sig=%s"},
@@ -222,6 +222,7 @@ static const match_table_t tokens = {
222 {ecryptfs_opt_fnek_sig, "ecryptfs_fnek_sig=%s"}, 222 {ecryptfs_opt_fnek_sig, "ecryptfs_fnek_sig=%s"},
223 {ecryptfs_opt_fn_cipher, "ecryptfs_fn_cipher=%s"}, 223 {ecryptfs_opt_fn_cipher, "ecryptfs_fn_cipher=%s"},
224 {ecryptfs_opt_fn_cipher_key_bytes, "ecryptfs_fn_key_bytes=%u"}, 224 {ecryptfs_opt_fn_cipher_key_bytes, "ecryptfs_fn_key_bytes=%u"},
225 {ecryptfs_opt_unlink_sigs, "ecryptfs_unlink_sigs"},
225 {ecryptfs_opt_err, NULL} 226 {ecryptfs_opt_err, NULL}
226}; 227};
227 228
@@ -402,6 +403,9 @@ static int ecryptfs_parse_options(struct super_block *sb, char *options)
402 fn_cipher_key_bytes; 403 fn_cipher_key_bytes;
403 fn_cipher_key_bytes_set = 1; 404 fn_cipher_key_bytes_set = 1;
404 break; 405 break;
406 case ecryptfs_opt_unlink_sigs:
407 mount_crypt_stat->flags |= ECRYPTFS_UNLINK_SIGS;
408 break;
405 case ecryptfs_opt_err: 409 case ecryptfs_opt_err:
406 default: 410 default:
407 printk(KERN_WARNING 411 printk(KERN_WARNING
diff --git a/fs/ecryptfs/super.c b/fs/ecryptfs/super.c
index b5003023f106..fa4c7e7d15d9 100644
--- a/fs/ecryptfs/super.c
+++ b/fs/ecryptfs/super.c
@@ -189,6 +189,8 @@ static int ecryptfs_show_options(struct seq_file *m, struct vfsmount *mnt)
189 seq_printf(m, ",ecryptfs_xattr_metadata"); 189 seq_printf(m, ",ecryptfs_xattr_metadata");
190 if (mount_crypt_stat->flags & ECRYPTFS_ENCRYPTED_VIEW_ENABLED) 190 if (mount_crypt_stat->flags & ECRYPTFS_ENCRYPTED_VIEW_ENABLED)
191 seq_printf(m, ",ecryptfs_encrypted_view"); 191 seq_printf(m, ",ecryptfs_encrypted_view");
192 if (mount_crypt_stat->flags & ECRYPTFS_UNLINK_SIGS)
193 seq_printf(m, ",ecryptfs_unlink_sigs");
192 194
193 return 0; 195 return 0;
194} 196}