diff options
Diffstat (limited to 'fs/ext4')
| -rw-r--r-- | fs/ext4/ext4.h | 3 | ||||
| -rw-r--r-- | fs/ext4/indirect.c | 15 | ||||
| -rw-r--r-- | fs/ext4/inode.c | 15 |
3 files changed, 15 insertions, 18 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index 66946aa62127..9334f55dab6f 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -2150,8 +2150,7 @@ extern void ext4_da_update_reserve_space(struct inode *inode, extern int ext4_ind_map_blocks(handle_t *handle, struct inode *inode, struct ext4_map_blocks *map, int flags); extern ssize_t ext4_ind_direct_IO(int rw, struct kiocb *iocb, - const struct iovec *iov, loff_t offset, - unsigned long nr_segs); + struct iov_iter *iter, loff_t offset); extern int ext4_ind_calc_metadata_amount(struct inode *inode, sector_t lblock); extern int ext4_ind_trans_blocks(struct inode *inode, int nrblocks); extern void ext4_ind_truncate(handle_t *, struct inode *inode); diff --git a/fs/ext4/indirect.c b/fs/ext4/indirect.c index 594009f5f523..eb5ae16902d0 100644 --- a/fs/ext4/indirect.c +++ b/fs/ext4/indirect.c @@ -639,8 +639,7 @@ out: * VFS code falls back into buffered path in that case so we are safe. */ ssize_t ext4_ind_direct_IO(int rw, struct kiocb *iocb, - const struct iovec *iov, loff_t offset, - unsigned long nr_segs) + struct iov_iter *iter, loff_t offset) { struct file *file = iocb->ki_filp; struct inode *inode = file->f_mapping->host; @@ -648,7 +647,7 @@ ssize_t ext4_ind_direct_IO(int rw, struct kiocb *iocb, handle_t *handle; ssize_t ret; int orphan = 0; - size_t count = iov_length(iov, nr_segs); + size_t count = iov_length(iter->iov, iter->nr_segs); int retries = 0; if (rw == WRITE) { @@ -687,18 +686,18 @@ retry: goto locked; } ret = __blockdev_direct_IO(rw, iocb, inode, - inode->i_sb->s_bdev, iov, - offset, nr_segs, + inode->i_sb->s_bdev, iter->iov, + offset, iter->nr_segs, ext4_get_block, NULL, NULL, 0); inode_dio_done(inode); } else { locked: - ret = blockdev_direct_IO(rw, iocb, inode, iov, - offset, nr_segs, ext4_get_block); + ret = blockdev_direct_IO(rw, iocb, inode, iter->iov, + offset, iter->nr_segs, ext4_get_block); if (unlikely((rw & WRITE) && ret < 0)) { loff_t isize = i_size_read(inode); - loff_t end = offset + iov_length(iov, nr_segs); + loff_t end = offset + count; if (end > isize) ext4_truncate_failed_write(inode); diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index f51db730da39..29996c1b673e 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -3085,13 +3085,12 @@ static void ext4_end_io_dio(struct kiocb *iocb, loff_t offset, * */ static ssize_t ext4_ext_direct_IO(int rw, struct kiocb *iocb, - const struct iovec *iov, loff_t offset, - unsigned long nr_segs) + struct iov_iter *iter, loff_t offset) { struct file *file = iocb->ki_filp; struct inode *inode = file->f_mapping->host; ssize_t ret; - size_t count = iov_length(iov, nr_segs); + size_t count = iov_length(iter->iov, iter->nr_segs); int overwrite = 0; get_block_t *get_block_func = NULL; int dio_flags = 0; @@ -3100,7 +3099,7 @@ static ssize_t ext4_ext_direct_IO(int rw, struct kiocb *iocb, /* Use the old path for reads and writes beyond i_size. */ if (rw != WRITE || final_size > inode->i_size) - return ext4_ind_direct_IO(rw, iocb, iov, offset, nr_segs); + return ext4_ind_direct_IO(rw, iocb, iter, offset); BUG_ON(iocb->private == NULL); @@ -3167,8 +3166,8 @@ static ssize_t ext4_ext_direct_IO(int rw, struct kiocb *iocb, dio_flags = DIO_LOCKING; } ret = __blockdev_direct_IO(rw, iocb, inode, - inode->i_sb->s_bdev, iov, - offset, nr_segs, + inode->i_sb->s_bdev, iter->iov, + offset, iter->nr_segs, get_block_func, ext4_end_io_dio, NULL, @@ -3240,9 +3239,9 @@ static ssize_t ext4_direct_IO(int rw, struct kiocb *iocb, trace_ext4_direct_IO_enter(inode, offset, iov_length(iter->iov, iter->nr_segs), rw); if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) - ret = ext4_ext_direct_IO(rw, iocb, iter->iov, offset, iter->nr_segs); + ret = ext4_ext_direct_IO(rw, iocb, iter, offset); else - ret = ext4_ind_direct_IO(rw, iocb, iter->iov, offset, iter->nr_segs); + ret = ext4_ind_direct_IO(rw, iocb, iter, offset); trace_ext4_direct_IO_exit(inode, offset, iov_length(iter->iov, iter->nr_segs), rw, ret); return ret; |