C++ (Cpp) cl_sync_file_range примеры использования

Пример #1

Файл: vvp_object.c Проект: hocks/lustre-release

static int vvp_prune(const struct lu_env *env, struct cl_object *obj)
{
	struct inode *inode = ccc_object_inode(obj);
	int rc;
	ENTRY;

	rc = cl_sync_file_range(inode, 0, OBD_OBJECT_EOF, CL_FSYNC_ALL, 1);
	if (rc == 0)
		truncate_inode_pages(inode->i_mapping, 0);

	RETURN(rc);
}

Пример #2

Файл: vvp_object.c Проект: acton393/linux

static int vvp_prune(const struct lu_env *env, struct cl_object *obj)
{
	struct inode *inode = vvp_object_inode(obj);
	int rc;

	rc = cl_sync_file_range(inode, 0, OBD_OBJECT_EOF, CL_FSYNC_LOCAL, 1);
	if (rc < 0) {
		CDEBUG(D_VFSTRACE, DFID ": writeback failed: %d\n",
		       PFID(lu_object_fid(&obj->co_lu)), rc);
		return rc;
	}

	truncate_inode_pages(inode->i_mapping, 0);
	return 0;
}

Пример #3

Файл: vvp_object.c Проект: Xyratex/lustre-stable

static int vvp_prune(const struct lu_env *env, struct cl_object *obj)
{
	struct inode *inode = vvp_object_inode(obj);
	int rc;
	ENTRY;

	rc = cl_sync_file_range(inode, 0, OBD_OBJECT_EOF, CL_FSYNC_LOCAL, 1);
	if (rc < 0) {
		CDEBUG(D_VFSTRACE, DFID ": writeback failed: %d\n",
		       PFID(lu_object_fid(&obj->co_lu)), rc);
		RETURN(rc);
	}

	truncate_inode_pages(inode->i_mapping, 0);
	if (inode->i_mapping->nrpages) {
		CDEBUG(D_VFSTRACE, DFID ": still has %lu pages remaining\n",
		       PFID(lu_object_fid(&obj->co_lu)),
		       inode->i_mapping->nrpages);
		RETURN(-EIO);
	}

	RETURN(0);
}