diff options
Diffstat (limited to 'fs/sync.c')
| -rw-r--r-- | fs/sync.c | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/fs/sync.c b/fs/sync.c index 2955cd4c77a3..942a60cfedfb 100644 --- a/fs/sync.c +++ b/fs/sync.c @@ -104,8 +104,6 @@ void ksys_sync(void) iterate_supers(sync_fs_one_sb, &wait); sync_bdevs(false); sync_bdevs(true); - if (unlikely(laptop_mode)) - laptop_sync_completion(); } SYSCALL_DEFINE0(sync) @@ -117,16 +115,17 @@ SYSCALL_DEFINE0(sync) static void do_sync_work(struct work_struct *work) { int nowait = 0; + int wait = 1; /* * Sync twice to reduce the possibility we skipped some inodes / pages * because they were temporarily locked */ - iterate_supers(sync_inodes_one_sb, &nowait); + iterate_supers(sync_inodes_one_sb, NULL); iterate_supers(sync_fs_one_sb, &nowait); sync_bdevs(false); - iterate_supers(sync_inodes_one_sb, &nowait); - iterate_supers(sync_fs_one_sb, &nowait); + iterate_supers(sync_inodes_one_sb, NULL); + iterate_supers(sync_fs_one_sb, &wait); sync_bdevs(false); printk("Emergency Sync complete\n"); kfree(work); @@ -136,7 +135,7 @@ void emergency_sync(void) { struct work_struct *work; - work = kmalloc(sizeof(*work), GFP_ATOMIC); + work = kmalloc_obj(*work, GFP_ATOMIC); if (work) { INIT_WORK(work, do_sync_work); schedule_work(work); @@ -182,8 +181,8 @@ int vfs_fsync_range(struct file *file, loff_t start, loff_t end, int datasync) if (!file->f_op->fsync) return -EINVAL; - if (!datasync && (inode->i_state & I_DIRTY_TIME)) - mark_inode_dirty_sync(inode); + if (!datasync) + sync_lazytime(inode); return file->f_op->fsync(file, start, end, datasync); } EXPORT_SYMBOL(vfs_fsync_range); @@ -280,14 +279,12 @@ int sync_file_range(struct file *file, loff_t offset, loff_t nbytes, } if (flags & SYNC_FILE_RANGE_WRITE) { - int sync_mode = WB_SYNC_NONE; - if ((flags & SYNC_FILE_RANGE_WRITE_AND_WAIT) == SYNC_FILE_RANGE_WRITE_AND_WAIT) - sync_mode = WB_SYNC_ALL; - - ret = __filemap_fdatawrite_range(mapping, offset, endbyte, - sync_mode); + ret = filemap_fdatawrite_range(mapping, offset, + endbyte); + else + ret = filemap_flush_range(mapping, offset, endbyte); if (ret < 0) goto out; } |