From: shaver Date: Mon, 14 Jul 2003 22:32:57 +0000 (+0000) Subject: revert mmex's accidental checkin X-Git-Tag: v1_7_100~1^368~77 X-Git-Url: https://git.whamcloud.com/?a=commitdiff_plain;h=47663aaf035a6c4cb46a3a32741f0ab1486f1f65;p=fs%2Flustre-release.git revert mmex's accidental checkin --- diff --git a/lustre/obdclass/fsfilt_ext3.c b/lustre/obdclass/fsfilt_ext3.c index bff78a1..a3b295f 100644 --- a/lustre/obdclass/fsfilt_ext3.c +++ b/lustre/obdclass/fsfilt_ext3.c @@ -501,78 +501,6 @@ static int fsfilt_ext3_prep_san_write(struct inode *inode, long *blocks, return ext3_prep_san_write(inode, blocks, nblocks, newsize); } -static int fsfilt_ext3_read_record(struct file * file, char * buf, - loff_t size, loff_t *offs) -{ - struct buffer_head *bh; - unsigned long block, boffs; - struct inode *inode = file->f_dentry->d_inode; - int err; - - if (inode->i_size < *offs + size) - return -EIO; - - block = *offs >> inode->i_blkbits; - bh = ext3_bread(NULL, inode, block, 0, &err); - if (!bh) - return err; - - boffs = (unsigned) *offs / bh->b_size; - if (boffs + size > bh->b_size) { - brelse(bh); - return -EIO; - } - - memcpy(buf, bh->b_data + boffs, size); - brelse(bh); - *offs += size; - return size; -} - -static int fsfilt_ext3_write_record(struct file * file, char * buf, - loff_t size, loff_t *offs) -{ - struct buffer_head *bh; - unsigned long block, boffs; - struct inode *inode = file->f_dentry->d_inode; - handle_t *handle; - int err; - - handle = ext3_journal_start(inode, EXT3_DATA_TRANS_BLOCKS + 2); - if (!handle) - return -EIO; - - block = *offs >> inode->i_blkbits; - if (block > inode->i_size >> inode->i_blkbits) { - down(&inode->i_sem); - inode->i_size = block << inode->i_blkbits; - up(&inode->i_sem); - } - bh = ext3_bread(handle, inode, block, 1, &err); - if (!bh) - goto out; - - boffs = (unsigned) *offs / bh->b_size; - if (boffs + size > bh->b_size) - goto out; - - err = ext3_journal_get_write_access(handle, bh); - if (err) - goto out; - memcpy(bh->b_data + boffs, buf, size); - err = ext3_journal_dirty_metadata(handle, bh); - if (err) - goto out; - err = size; -out: - if (bh) - brelse(bh); - ext3_journal_stop(handle, inode); - if (err > 0) - *offs += size; - return err; -} - static struct fsfilt_operations fsfilt_ext3_ops = { fs_type: "ext3", fs_owner: THIS_MODULE, @@ -588,8 +516,6 @@ static struct fsfilt_operations fsfilt_ext3_ops = { fs_statfs: fsfilt_ext3_statfs, fs_sync: fsfilt_ext3_sync, fs_prep_san_write: fsfilt_ext3_prep_san_write, - fs_write_record: fsfilt_ext3_write_record, - fs_read_record: fsfilt_ext3_read_record, }; static int __init fsfilt_ext3_init(void)