diff options
| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-12-16 14:55:49 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-12-16 14:55:49 -0300 |
| commit | f3a16ba6a1152b8966dcadc668af4cf00623c7b1 (patch) | |
| tree | 5fee49a027f6fddf70b29369d24703946370eb77 /fs/ext4/crypto.c | |
| parent | b652965369918b9d992dc42fb060240f94d98769 (diff) | |
Linux-libre 4.3.3-gnu
Diffstat (limited to 'fs/ext4/crypto.c')
| -rw-r--r-- | fs/ext4/crypto.c | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/fs/ext4/crypto.c b/fs/ext4/crypto.c index 457315581..2fab243a4 100644 --- a/fs/ext4/crypto.c +++ b/fs/ext4/crypto.c @@ -411,7 +411,13 @@ int ext4_encrypted_zeroout(struct inode *inode, struct ext4_extent *ex) ext4_lblk_t lblk = ex->ee_block; ext4_fsblk_t pblk = ext4_ext_pblock(ex); unsigned int len = ext4_ext_get_actual_len(ex); - int err = 0; + int ret, err = 0; + +#if 0 + ext4_msg(inode->i_sb, KERN_CRIT, + "ext4_encrypted_zeroout ino %lu lblk %u len %u", + (unsigned long) inode->i_ino, lblk, len); +#endif BUG_ON(inode->i_sb->s_blocksize != PAGE_CACHE_SIZE); @@ -437,17 +443,26 @@ int ext4_encrypted_zeroout(struct inode *inode, struct ext4_extent *ex) goto errout; } bio->bi_bdev = inode->i_sb->s_bdev; - bio->bi_iter.bi_sector = pblk; - err = bio_add_page(bio, ciphertext_page, + bio->bi_iter.bi_sector = + pblk << (inode->i_sb->s_blocksize_bits - 9); + ret = bio_add_page(bio, ciphertext_page, inode->i_sb->s_blocksize, 0); - if (err) { + if (ret != inode->i_sb->s_blocksize) { + /* should never happen! */ + ext4_msg(inode->i_sb, KERN_ERR, + "bio_add_page failed: %d", ret); + WARN_ON(1); bio_put(bio); + err = -EIO; goto errout; } err = submit_bio_wait(WRITE, bio); + if ((err == 0) && bio->bi_error) + err = -EIO; bio_put(bio); if (err) goto errout; + lblk++; pblk++; } err = 0; errout: |