diff mbox series

[v2,01/29] xen/public: add some more 9pfs xenstore paths

Message ID 20231110160804.29021-2-jgross@suse.com (mailing list archive)
State Superseded
Headers show
Series tools: enable xenstore-stubdom to use 9pfs | expand

Commit Message

Jürgen Groß Nov. 10, 2023, 4:07 p.m. UTC 
Add some optional additional backend paths for 9pfs PV devices. Those
paths will be supported by the new xenlogd 9pfs backend.

Signed-off-by: Juergen Gross <jgross@suse.com>
---
 xen/include/public/io/9pfs.h | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

Comments

Jason Andryuk Nov. 13, 2023, 5:14 p.m. UTC | #1 
On Fri, Nov 10, 2023 at 1:18 PM Juergen Gross <jgross@suse.com> wrote:
>
> Add some optional additional backend paths for 9pfs PV devices. Those
> paths will be supported by the new xenlogd 9pfs backend.

xen-9pfsd

>
> Signed-off-by: Juergen Gross <jgross@suse.com>

Reviewed-by: Jason Andryuk <jandryuk@gmail.com>
diff mbox series

Patch

diff --git a/xen/include/public/io/9pfs.h b/xen/include/public/io/9pfs.h
index 9ad2773082..ac4bf0434b 100644
--- a/xen/include/public/io/9pfs.h
+++ b/xen/include/public/io/9pfs.h
@@ -71,6 +71,40 @@ 
  *                 created on the guest (no user ownership squash or remap)
  *         Only "none" is supported in this version of the protocol.
  *
+ *    max-files
+ *         Values:        <uint32_t>
+ *
+ *         The maximum number of files (including directories) allowed for
+ *         this device. Backend support of this node is optional. If the node
+ *         is not present or the value is zero the number of files is not
+ *         limited.
+ *
+ *    max-open-files
+ *         Values:        <uint32_t>
+ *
+ *         The maximum number of files the guest is allowed to have opened
+ *         concurrently. Multiple concurrent opens of the same file are counted
+ *         individually. Backend support of this node is optional. If the node
+ *         is not present or the value is zero a backend specific default is
+ *         applied.
+ *
+ *    max-space
+ *         Values:        <uint32_t>
+ *
+ *         The maximum file space in MiBs the guest is allowed to use for this
+ *         device. Backend support of this node is optional. If the node is
+ *         not present or the value is zero the space is not limited.
+ *
+ *    auto-delete
+ *         Values:        <bool>
+ *
+ *         When set to "1" the backend will delete the file with the oldest
+ *         modification date below <path> in case the allowed maximum file
+ *         space (see <max-space>) or file number (see <max-files>) is being
+ *         exceeded due to guest activity (creation or extension of files).
+ *         Files currently opened by the guest won't be deleted. Backend
+ *         support of this node is optional.
+ *
  ******************************************************************************
  *                            Frontend XenBus Nodes
  ******************************************************************************