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# Date Author Comment
e06a765e 10/15/2011 01:00 pm Harsh Prateek Bora

hw/9pfs: Add st_gen support in getattr reply

This patch use file system specific ioctl for getting i_generation
value. Not all file system support the ioctl. So we add an export
specific extended operation and assign right callback for the
file system that support i_generation ioctl...
c98f1d4a 10/15/2011 01:00 pm Aneesh Kumar K.V

hw/9pfs: Use export_flag for indicating whether fs driver use path names.

This allows us to remove another member from the struct

Signed-off-by: Aneesh Kumar K.V <>
fbcbf101 10/15/2011 01:00 pm Aneesh Kumar K.V

hw/9pfs: Rename fstype to fsdriver to make it consistent across VirtFS code

Signed-off-by: Aneesh Kumar K.V <>
b97400ca 10/15/2011 01:00 pm Aneesh Kumar K.V

hw/9pfs: Use export flag for indicating security model

This helps to remove some of the structure members

Signed-off-by: Aneesh Kumar K.V <>
d9b36a6e 10/15/2011 01:00 pm M. Mohan Kumar

hw/9pfs: Handle Security model parsing

Except local fs driver all other fs drivers (handle, synth) don't need
security model. Update fsdev parameter parsing accordingly.

Signed-off-by: M. Mohan Kumar <>
Signed-off-by: Aneesh Kumar K.V <>
d3ab98e6 10/12/2011 04:41 pm Aneesh Kumar K.V

hw/9pfs: Add new virtfs option writeout=immediate skip host page cache

writeout=immediate implies the after pwritev we do a sync_file_range.

Reviewed-by: Stefan Hajnoczi <>
Signed-off-by: Aneesh Kumar K.V <>
5f542225 09/22/2011 07:08 pm Aneesh Kumar K.V

hw/9pfs: Add handle based fs driver

Signed-off-by: Aneesh Kumar K.V <>
2289be19 09/22/2011 07:08 pm Aneesh Kumar K.V

hw/9pfs: Move fid pathname tracking to seperate data type.

This enables us to add handles to track fids later. The
V9fsPath added is similar to V9fsString except that the
size include the NULL byte also.

Signed-off-by: Aneesh Kumar K.V <>
0174fe73 09/22/2011 07:08 pm Aneesh Kumar K.V

hw/9pfs: Add init callback to fs driver

This call back can be used to do fs driver specific initialization.

Signed-off-by: Aneesh Kumar K.V <>
532decb7 09/22/2011 07:08 pm Aneesh Kumar K.V

hw/9pfs: Add fs driver specific details to fscontext

Add a new context flag PATHNAME_FSCONTEXT and indicate whether
the fs driver track fid using path names. Also add a private
pointer that help us to track fs driver specific values in there

Signed-off-by: Aneesh Kumar K.V <>
5f524c1e 08/22/2011 07:14 am Harsh Prateek Bora

use readdir_r instead of readdir for reentrancy

Signed-off-by: Harsh Prateek Bora <>
Signed-off-by: Aneesh Kumar K.V <>
7267c094 08/21/2011 07:01 am Anthony Liguori

Use glib memory allocation and free functions

qemu_malloc/qemu_free no longer exist after this commit.

Signed-off-by: Anthony Liguori <>
1c532d92 06/10/2011 04:29 pm Edgar E. Iglesias

fsdev: Fix archs that dont use fsdev

Fix provided by: "Aneesh Kumar K.V" <>

Signed-off-by: Edgar E. Iglesias <>
faa44e3d 06/01/2011 08:25 pm Venkateswararao Jujjuri (JV)

[virtio-9p] Make rpath thread safe

Current rpath inline function is heavily used in all system calls.
This function has a static buffer making it a non-thread safe function.
This patch introduces new thread-safe routine and makes use of it.

Signed-off-by: Venkateswararao Jujjuri "<>
1c88c715 06/01/2011 08:23 pm Aneesh Kumar K.V

virtio-9p: Don't link to 9p if virtio is not enabled

If virtio is not enabled then we should not pull in
virtfs files

Signed-off-by: Aneesh Kumar K.V <>
Signed-off-by: Venkateswararao Jujjuri (JV) <>
353ac78d 04/27/2011 06:24 pm Aneesh Kumar K.V

virtio-9p: move 9p files around

Now that we start adding more files related to 9pfs
it make sense to move them to a separate directory

Signed-off-by: Aneesh Kumar K.V <>
Signed-off-by: Venkateswararao Jujjuri <>
64b85a8f 01/23/2011 06:21 pm Blue Swirl

Delete useless 'extern' qualifiers for functions

'extern' qualifier is useless for function declarations. Delete
them.

Signed-off-by: Blue Swirl <>
9f506893 10/20/2010 08:10 pm Harsh Prateek Bora

[virtio-9p] Qemu 9p commandline options validity checks

Signed-off-by: Harsh Prateek Bora <>
Signed-off-by: Venkateswararao Jujjuri <>
526c5237 09/21/2010 07:35 pm Gerd Hoffmann

Use machine_init() to register virtfs config options.
9ce56db6 06/22/2010 11:15 pm Venkateswararao Jujjuri (JV)

virtio-9p: Introduces an option to specify the security model.

The new option is:

-fsdev fstype,id=myid,path=/share_path/,security_model=[mapped|passthrough]
-virtfs fstype,path=/share_path/,security_model=[mapped|passthrough],mnt_tag=tag

In the case of mapped security model, files are created with QEMU user...
74db920c 05/03/2010 08:17 pm Gautham R Shenoy

virtio-9p: Create a commandline option -fsdev

This patch creates a new command line option named -fsdev to hold any file
system specific information.

The option will currently hold the following attributes:
-fsdev fstype id=id,path=path_to_share
where
fstype: Type of the file system....
9f107513 05/03/2010 08:17 pm Anthony Liguori

virtio-9p: Add a virtio 9p device to qemu

This patch doesn't implement the 9p protocol handling
code. It adds a simple device which dump the protocol data.

[: Little-Endian to host format conversion]
[: Multiple-mounts support]...