On a Thursday in 2020, Brian Turek wrote:
Adds documentation for QEMU 9pfs 'fmode' and 'dmode' options.
Signed-off-by: Brian Turek <brian.turek@xxxxxxxxx>
---
docs/formatdomain.rst | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/docs/formatdomain.rst b/docs/formatdomain.rst
index cc4f91d4ea..48a5b821bd 100644
--- a/docs/formatdomain.rst
+++ b/docs/formatdomain.rst
@@ -3062,6 +3062,12 @@ A directory on the host that can be accessed directly from the guest.
<target dir='/import/from/host'/>
<readonly/>
</filesystem>
+ <filesystem type='mount' accessmode='mapped' fmode='644' dmode='755'>
+ <driver type='path'/>
+ <source dir='/export/to/guest'/>
+ <target dir='/import/from/host'/>
+ <readonly/>
+ </filesystem>
<filesystem type='file' accessmode='passthrough'>
<driver type='loop' format='raw'/>
<source file='/export/to/guest.img'/>
@@ -3140,6 +3146,13 @@ A directory on the host that can be accessed directly from the guest.
"virtio-non-transitional", or "virtio". See `Virtio transitional
devices <#elementsVirtioTransitional>`__ for more details.
+ The filesystem element has optional attributes ``fmode`` and ``dmode``.
+ These two attributes control the creation mode for files and directories
+ when used with the ``mapped`` value for ``accessmode`` (:since:`since 6.9.0,
6.10.0 now Sadly I did not get to it earlier.
+ requires QEMU 2.10` ). If not specified, QEMU creates files with mode + ``600`` and directories with mode ``700``. The setuid, setgid, and sticky + bit are unsupported. + The filesystem element has an optional attribute ``multidevs`` which specifies how to deal with a filesystem export containing more than one device, in order to avoid file ID collisions on guest when using 9pfs (
Reviewed-by: Ján Tomko <jtomko@xxxxxxxxxx> Jano
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