C++ (Cpp) nfs_file_fsync_commit Examples

Example #1

static int
nfs_file_fsync(struct file *file, loff_t start, loff_t end, int datasync)
{
	int ret;
	struct inode *inode = file_inode(file);

	trace_nfs_fsync_enter(inode);

	nfs_inode_dio_wait(inode);
	do {
		ret = filemap_write_and_wait_range(inode->i_mapping, start, end);
		if (ret != 0)
			break;
		mutex_lock(&inode->i_mutex);
		ret = nfs_file_fsync_commit(file, start, end, datasync);
		mutex_unlock(&inode->i_mutex);
		/*
		 * If nfs_file_fsync_commit detected a server reboot, then
		 * resend all dirty pages that might have been covered by
		 * the NFS_CONTEXT_RESEND_WRITES flag
		 */
		start = 0;
		end = LLONG_MAX;
	} while (ret == -EAGAIN);

	trace_nfs_fsync_exit(inode, ret);
	return ret;
}

Example #2

File: nfs4file.c Project: thoemy/android_kernel_htc_endeavoru-new

static int
nfs4_file_fsync(struct file *file, loff_t start, loff_t end, int datasync)
{
	int ret;
	struct inode *inode = file_inode(file);

	do {
		ret = filemap_write_and_wait_range(inode->i_mapping, start, end);
		if (ret != 0)
			break;
		mutex_lock(&inode->i_mutex);
		ret = nfs_file_fsync_commit(file, start, end, datasync);
		if (!ret && !datasync)
			/* application has asked for meta-data sync */
			ret = pnfs_layoutcommit_inode(inode, true);
		mutex_unlock(&inode->i_mutex);
		/*
		 * If nfs_file_fsync_commit detected a server reboot, then
		 * resend all dirty pages that might have been covered by
		 * the NFS_CONTEXT_RESEND_WRITES flag
		 */
		start = 0;
		end = LLONG_MAX;
	} while (ret == -EAGAIN);

	return ret;
}

Example #3

File: file.c Project: ARMWorks/FA_2451_Linux_Kernel

static int
nfs_file_fsync(struct file *file, loff_t start, loff_t end, int datasync)
{
	int ret;
	struct inode *inode = file->f_path.dentry->d_inode;

	ret = filemap_write_and_wait_range(inode->i_mapping, start, end);
	if (ret != 0)
		goto out;
	mutex_lock(&inode->i_mutex);
	ret = nfs_file_fsync_commit(file, start, end, datasync);
	mutex_unlock(&inode->i_mutex);
out:
	return ret;
}