diff options
Diffstat (limited to 'fs/xfs/xfs_vnodeops.c')
| -rw-r--r-- | fs/xfs/xfs_vnodeops.c | 120 |
1 files changed, 6 insertions, 114 deletions
diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c index 6f268756bf3..9d376be0ea3 100644 --- a/fs/xfs/xfs_vnodeops.c +++ b/fs/xfs/xfs_vnodeops.c @@ -256,7 +256,7 @@ xfs_setattr( iattr->ia_size > ip->i_d.di_size) { code = xfs_flush_pages(ip, ip->i_d.di_size, iattr->ia_size, - XFS_B_ASYNC, FI_NONE); + XBF_ASYNC, FI_NONE); } /* wait for all I/O to complete */ @@ -584,116 +584,6 @@ xfs_readlink( } /* - * xfs_fsync - * - * This is called to sync the inode and its data out to disk. We need to hold - * the I/O lock while flushing the data, and the inode lock while flushing the - * inode. The inode lock CANNOT be held while flushing the data, so acquire - * after we're done with that. - */ -int -xfs_fsync( - xfs_inode_t *ip) -{ - xfs_trans_t *tp; - int error = 0; - int log_flushed = 0, changed = 1; - - xfs_itrace_entry(ip); - - if (XFS_FORCED_SHUTDOWN(ip->i_mount)) - return XFS_ERROR(EIO); - - /* - * We always need to make sure that the required inode state is safe on - * disk. The inode might be clean but we still might need to force the - * log because of committed transactions that haven't hit the disk yet. - * Likewise, there could be unflushed non-transactional changes to the - * inode core that have to go to disk and this requires us to issue - * a synchronous transaction to capture these changes correctly. - * - * This code relies on the assumption that if the update_* fields - * of the inode are clear and the inode is unpinned then it is clean - * and no action is required. - */ - xfs_ilock(ip, XFS_ILOCK_SHARED); - - if (!ip->i_update_core) { - /* - * Timestamps/size haven't changed since last inode flush or - * inode transaction commit. That means either nothing got - * written or a transaction committed which caught the updates. - * If the latter happened and the transaction hasn't hit the - * disk yet, the inode will be still be pinned. If it is, - * force the log. - */ - - xfs_iunlock(ip, XFS_ILOCK_SHARED); - - if (xfs_ipincount(ip)) { - error = _xfs_log_force(ip->i_mount, (xfs_lsn_t)0, - XFS_LOG_FORCE | XFS_LOG_SYNC, - &log_flushed); - } else { - /* - * If the inode is not pinned and nothing has changed - * we don't need to flush the cache. - */ - changed = 0; - } - } else { - /* - * Kick off a transaction to log the inode core to get the - * updates. The sync transaction will also force the log. - */ - xfs_iunlock(ip, XFS_ILOCK_SHARED); - tp = xfs_trans_alloc(ip->i_mount, XFS_TRANS_FSYNC_TS); - error = xfs_trans_reserve(tp, 0, - XFS_FSYNC_TS_LOG_RES(ip->i_mount), 0, 0, 0); - if (error) { - xfs_trans_cancel(tp, 0); - return error; - } - xfs_ilock(ip, XFS_ILOCK_EXCL); - - /* - * Note - it's possible that we might have pushed ourselves out - * of the way during trans_reserve which would flush the inode. - * But there's no guarantee that the inode buffer has actually - * gone out yet (it's delwri). Plus the buffer could be pinned - * anyway if it's part of an inode in another recent - * transaction. So we play it safe and fire off the - * transaction anyway. - */ - xfs_trans_ijoin(tp, ip, XFS_ILOCK_EXCL); - xfs_trans_ihold(tp, ip); - xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE); - xfs_trans_set_sync(tp); - error = _xfs_trans_commit(tp, 0, &log_flushed); - - xfs_iunlock(ip, XFS_ILOCK_EXCL); - } - - if ((ip->i_mount->m_flags & XFS_MOUNT_BARRIER) && changed) { - /* - * If the log write didn't issue an ordered tag we need - * to flush the disk cache for the data device now. - */ - if (!log_flushed) - xfs_blkdev_issue_flush(ip->i_mount->m_ddev_targp); - - /* - * If this inode is on the RT dev we need to flush that - * cache as well. - */ - if (XFS_IS_REALTIME_INODE(ip)) - xfs_blkdev_issue_flush(ip->i_mount->m_rtdev_targp); - } - - return error; -} - -/* * Flags for xfs_free_eofblocks */ #define XFS_FREE_EOF_TRYLOCK (1<<0) @@ -1096,7 +986,7 @@ xfs_release( */ truncated = xfs_iflags_test_and_clear(ip, XFS_ITRUNCATED); if (truncated && VN_DIRTY(VFS_I(ip)) && ip->i_delayed_blks > 0) - xfs_flush_pages(ip, 0, -1, XFS_B_ASYNC, FI_NONE); + xfs_flush_pages(ip, 0, -1, XBF_ASYNC, FI_NONE); } if (ip->i_d.di_nlink != 0) { @@ -2199,7 +2089,8 @@ xfs_symlink( if (DM_EVENT_ENABLED(dp, DM_EVENT_SYMLINK)) { error = XFS_SEND_NAMESP(mp, DM_EVENT_SYMLINK, dp, DM_RIGHT_NULL, NULL, DM_RIGHT_NULL, - link_name->name, target_path, 0, 0, 0); + link_name->name, + (unsigned char *)target_path, 0, 0, 0); if (error) return error; } @@ -2395,7 +2286,8 @@ std_return: dp, DM_RIGHT_NULL, error ? NULL : ip, DM_RIGHT_NULL, link_name->name, - target_path, 0, error, 0); + (unsigned char *)target_path, + 0, error, 0); } if (!error) |