diff options
Diffstat (limited to 'fs/ext4/namei.c')
-rw-r--r-- | fs/ext4/namei.c | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c index ea8b59d96213..314c0d3b3fa9 100644 --- a/fs/ext4/namei.c +++ b/fs/ext4/namei.c | |||
@@ -179,30 +179,6 @@ static struct buffer_head * ext4_dx_find_entry(struct inode *dir, | |||
179 | static int ext4_dx_add_entry(handle_t *handle, struct dentry *dentry, | 179 | static int ext4_dx_add_entry(handle_t *handle, struct dentry *dentry, |
180 | struct inode *inode); | 180 | struct inode *inode); |
181 | 181 | ||
182 | unsigned int ext4_rec_len_from_disk(__le16 dlen, unsigned blocksize) | ||
183 | { | ||
184 | unsigned len = le16_to_cpu(dlen); | ||
185 | |||
186 | if (len == EXT4_MAX_REC_LEN || len == 0) | ||
187 | return blocksize; | ||
188 | return (len & 65532) | ((len & 3) << 16); | ||
189 | } | ||
190 | |||
191 | __le16 ext4_rec_len_to_disk(unsigned len, unsigned blocksize) | ||
192 | { | ||
193 | if ((len > blocksize) || (blocksize > (1 << 18)) || (len & 3)) | ||
194 | BUG(); | ||
195 | if (len < 65536) | ||
196 | return cpu_to_le16(len); | ||
197 | if (len == blocksize) { | ||
198 | if (blocksize == 65536) | ||
199 | return cpu_to_le16(EXT4_MAX_REC_LEN); | ||
200 | else | ||
201 | return cpu_to_le16(0); | ||
202 | } | ||
203 | return cpu_to_le16((len & 65532) | ((len >> 16) & 3)); | ||
204 | } | ||
205 | |||
206 | /* | 182 | /* |
207 | * p is at least 6 bytes before the end of page | 183 | * p is at least 6 bytes before the end of page |
208 | */ | 184 | */ |