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root / fsdev @ 39f8c32c

Name Size
file-op-9p.h 4.5 kB
qemu-fsdev-dummy.c 531 Bytes
qemu-fsdev.c 2.6 kB
qemu-fsdev.h 1003 Bytes
virtfs-proxy-helper.c 13.8 kB
virtio-9p-marshal.c 9.9 kB
virtio-9p-marshal.h 2 kB

Latest revisions

# Date Author Comment
39f8c32c 01/04/2012 04:48 pm M. Mohan Kumar

hw/9pfs: Create other filesystem objects

Add interfaces to create filesystem objects like directory,
device nodes, symbolic links, links for proxy filesytem driver

Signed-off-by: M. Mohan Kumar <>
Signed-off-by: Aneesh Kumar K.V <>
daf0b9ac 01/04/2012 04:44 pm M. Mohan Kumar

hw/9pfs: Open and create files

Add interfaces to open and create files for proxy file system driver.

Signed-off-by: M. Mohan Kumar <>
Signed-off-by: Aneesh Kumar K.V <>
17bff52b 01/04/2012 04:44 pm M. Mohan Kumar

hw/9pfs: File system helper process for qemu 9p proxy FS

Provide root privilege access to QEMU 9p proxy filesystem using socket
communication.

Proxy helper is started by root user as:
~ # virtfs-proxy-helper -f|--fd <socket descriptor> -p|--path <path-to-share>...
4c793dda 01/04/2012 04:43 pm M. Mohan Kumar

hw/9pfs: Add new proxy filesystem driver

Add new proxy filesystem driver to add root privilege to qemu process.
It needs a helper process to be started by root user.

Following command line can be used to utilize proxy filesystem driver
-virtfs proxy,id=<id>,mount_tag=<tag>,socket_fd=<socket-fd>...
ddca7f86 01/04/2012 04:23 pm M. Mohan Kumar

hw/9pfs: Add validation to {un}marshal code

Signed-off-by: M. Mohan Kumar <>
Signed-off-by: Aneesh Kumar K.V <>
99519f0a 01/04/2012 04:21 pm Aneesh Kumar K.V

hw/9pfs: Move opt validation to FsDriver callback

This remove all conditional code from common code path and
make opt validation a FSDriver callback.

Signed-off-by: Aneesh Kumar K.V <>
10925bf0 01/04/2012 04:21 pm M. Mohan Kumar

hw/9pfs: Move pdu_marshal/unmarshal code to a seperate file

Move p9 marshaling/unmarshaling code to a separate file so that
proxy filesytem driver can use these calls. Also made marshaling
code generic to accept "struct iovec" instead of V9fsPDU.

Signed-off-by: M. Mohan Kumar <>...
2f008a8c 12/21/2011 09:07 am Aneesh Kumar K.V

hw/9pfs: Use the correct signed type for different variables

Signed-off-by: Aneesh Kumar K.V <>
8b888272 12/04/2011 07:05 pm Aneesh Kumar K.V

hw/9pfs: Use the correct file descriptor in Fsdriver Callback

Fsdriver callback that operate on file descriptor need to
differentiate between directory fd and file fd.

Based on the original patch from Sassan Panahinejad <>

Signed-off-by: Aneesh Kumar K.V <>
77eec1b3 12/04/2011 07:05 pm Aneesh Kumar K.V

hw/9pfs: Improve portability to older systems

handle fs driver require a set of newly added syscalls. Don't
Compile handle FS driver if those syscalls are not available.
Instead of adding #ifdef for all those syscalls we check for
open by handle syscall. If that is available then rest of the...

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