projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 2 | * fsync.c | |
| 3 | * | |
| 4 | * PURPOSE | |
| 5 | * Fsync handling routines for the OSTA-UDF(tm) filesystem. | |
| 6 | * | |
| 7 | * CONTACTS | |
| 8 | * E-mail regarding any portion of the Linux UDF file system should be | |
| 9 | * directed to the development team mailing list (run by majordomo): | |
| 10 | * linux_udf@hpesjro.fc.hp.com | |
| 11 | * | |
| 12 | * COPYRIGHT | |
| 13 | * This file is distributed under the terms of the GNU General Public | |
| 14 | * License (GPL). Copies of the GPL can be obtained from: | |
| 15 | * ftp://prep.ai.mit.edu/pub/gnu/GPL | |
| 16 | * Each contributing author retains all rights to their own work. | |
| 17 | * | |
| 18 | * (C) 1999-2001 Ben Fennema | |
| 19 | * (C) 1999-2000 Stelias Computing Inc | |
| 20 | * | |
| 21 | * HISTORY | |
| 22 | * | |
| 23 | * 05/22/99 blf Created. | |
| 24 | */ | |
| 25 | ||
| 26 | #include "udfdecl.h" | |
| 27 | ||
| 28 | #include <linux/fs.h> | |
| 29 | #include <linux/smp_lock.h> | |
| 30 | ||
| 31 | static int udf_fsync_inode(struct inode *, int); | |
| 32 | ||
| 33 | /* | |
| 34 | * File may be NULL when we are called. Perhaps we shouldn't | |
| 35 | * even pass file to fsync ? | |
| 36 | */ | |
| 37 | ||
| 38 | int udf_fsync_file(struct file * file, struct dentry *dentry, int datasync) | |
| 39 | { | |
| 40 | struct inode *inode = dentry->d_inode; | |
| 41 | return udf_fsync_inode(inode, datasync); | |
| 42 | } | |
| 43 | ||
| 44 | static int udf_fsync_inode(struct inode *inode, int datasync) | |
| 45 | { | |
| 46 | int err; | |
| 47 | ||
| 48 | err = sync_mapping_buffers(inode->i_mapping); | |
| 49 | if (!(inode->i_state & I_DIRTY)) | |
| 50 | return err; | |
| 51 | if (datasync && !(inode->i_state & I_DIRTY_DATASYNC)) | |
| 52 | return err; | |
| 53 | ||
| 54 | err |= udf_sync_inode (inode); | |
| 55 | return err ? -EIO : 0; | |
| 56 | } |