diff options
Diffstat (limited to 'fs/xfs/xfs_file.c')
| -rw-r--r-- | fs/xfs/xfs_file.c | 35 |
1 files changed, 15 insertions, 20 deletions
diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c index ac0fd32..85ce303 100644 --- a/fs/xfs/xfs_file.c +++ b/fs/xfs/xfs_file.c @@ -106,8 +106,8 @@ xfs_iozero( unsigned offset, bytes; void *fsdata; - offset = (pos & (PAGE_CACHE_SIZE -1)); /* Within page */ - bytes = PAGE_CACHE_SIZE - offset; + offset = (pos & (PAGE_SIZE -1)); /* Within page */ + bytes = PAGE_SIZE - offset; if (bytes > count) bytes = count; @@ -718,18 +718,19 @@ xfs_file_dio_aio_write( int unaligned_io = 0; int iolock; size_t count = iov_iter_count(from); - loff_t pos = iocb->ki_pos; loff_t end; struct iov_iter data; struct xfs_buftarg *target = XFS_IS_REALTIME_INODE(ip) ? mp->m_rtdev_targp : mp->m_ddev_targp; /* DIO must be aligned to device logical sector size */ - if (!IS_DAX(inode) && ((pos | count) & target->bt_logical_sectormask)) + if (!IS_DAX(inode) && + ((iocb->ki_pos | count) & target->bt_logical_sectormask)) return -EINVAL; /* "unaligned" here means not aligned to a filesystem block */ - if ((pos & mp->m_blockmask) || ((pos + count) & mp->m_blockmask)) + if ((iocb->ki_pos & mp->m_blockmask) || + ((iocb->ki_pos + count) & mp->m_blockmask)) unaligned_io = 1; /* @@ -760,8 +761,7 @@ xfs_file_dio_aio_write( if (ret) goto out; count = iov_iter_count(from); - pos = iocb->ki_pos; - end = pos + count - 1; + end = iocb->ki_pos + count - 1; /* * See xfs_file_read_iter() for why we do a full-file flush here. @@ -794,19 +794,18 @@ xfs_file_dio_aio_write( trace_xfs_file_direct_write(ip, count, iocb->ki_pos, 0); data = *from; - ret = mapping->a_ops->direct_IO(iocb, &data, pos); + ret = mapping->a_ops->direct_IO(iocb, &data); /* see generic_file_direct_write() for why this is necessary */ if (mapping->nrpages) { invalidate_inode_pages2_range(mapping, - pos >> PAGE_CACHE_SHIFT, - end >> PAGE_CACHE_SHIFT); + iocb->ki_pos >> PAGE_SHIFT, + end >> PAGE_SHIFT); } if (ret > 0) { - pos += ret; + iocb->ki_pos += ret; iov_iter_advance(from, ret); - iocb->ki_pos = pos; } out: xfs_rw_iunlock(ip, iolock); @@ -904,14 +903,10 @@ xfs_file_write_iter( ret = xfs_file_buffered_aio_write(iocb, from); if (ret > 0) { - ssize_t err; - XFS_STATS_ADD(ip->i_mount, xs_write_bytes, ret); /* Handle various SYNC-type writes */ - err = generic_write_sync(file, iocb->ki_pos - ret, ret); - if (err < 0) - ret = err; + ret = generic_write_sync(iocb, ret); } return ret; } @@ -1207,9 +1202,9 @@ xfs_find_get_desired_pgoff( pagevec_init(&pvec, 0); - index = startoff >> PAGE_CACHE_SHIFT; + index = startoff >> PAGE_SHIFT; endoff = XFS_FSB_TO_B(mp, map->br_startoff + map->br_blockcount); - end = endoff >> PAGE_CACHE_SHIFT; + end = endoff >> PAGE_SHIFT; do { int want; unsigned nr_pages; @@ -1714,7 +1709,7 @@ const struct file_operations xfs_file_operations = { const struct file_operations xfs_dir_file_operations = { .open = xfs_dir_open, .read = generic_read_dir, - .iterate = xfs_file_readdir, + .iterate_shared = xfs_file_readdir, .llseek = generic_file_llseek, .unlocked_ioctl = xfs_file_ioctl, #ifdef CONFIG_COMPAT |
