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Re: [PATCH v8 04/12] xen: add basic hypervisor filesystem support
- To: Jan Beulich <jbeulich@xxxxxxxx>
- From: Jürgen Groß <jgross@xxxxxxxx>
- Date: Thu, 14 May 2020 11:58:47 +0200
- Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Wei Liu <wl@xxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Ian Jackson <ian.jackson@xxxxxxxxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx, Daniel De Graaf <dgdegra@xxxxxxxxxxxxx>, Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>
- Delivery-date: Thu, 14 May 2020 09:58:53 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 14.05.20 11:55, Jan Beulich wrote:
On 08.05.2020 17:34, Juergen Gross wrote:
--- /dev/null
+++ b/xen/include/xen/hypfs.h
@@ -0,0 +1,122 @@
+#ifndef __XEN_HYPFS_H__
+#define __XEN_HYPFS_H__
+
+#ifdef CONFIG_HYPFS
+#include <xen/list.h>
+#include <xen/string.h>
+#include <public/hypfs.h>
+
+struct hypfs_entry_leaf;
+
+struct hypfs_entry {
+ unsigned short type;
+ unsigned short encoding;
+ unsigned int size;
+ unsigned int max_size;
Btw with these, ...
+ const char *name;
+ struct list_head list;
+ int (*read)(const struct hypfs_entry *entry,
+ XEN_GUEST_HANDLE_PARAM(void) uaddr);
+ int (*write)(struct hypfs_entry_leaf *leaf,
+ XEN_GUEST_HANDLE_PARAM(void) uaddr, unsigned long ulen);
... why unsigned long here (noticed while looking at patch 9)?
Indeed, will switch to unsigned int.
Juergen
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