Commit Graph

519 Commits

Author SHA1 Message Date
Venkateswararao Jujjuri
7a5ca31eb4 hw/9pfs: Update v9fs_readlink to use coroutine
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
2011-08-08 23:39:23 +05:30
Venkateswararao Jujjuri (JV)
86e42d7482 hw/9pfs: Add yeild support for readlink
Signed-off-by: Venkateswararao Jujjuri (JV) <jvrao@linux.vnet.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
2011-08-08 23:33:48 +05:30
Venkateswararao Jujjuri (JV)
ff06030f66 [virtio-9p] Change all pdu handlers to coroutines.
This patch changes the top level handlers to coroutines and sets the base.
It will be followed up with series of patches to convert all filesystem
calls to threaded coroutines pushing all blocking clals in VirtFS out
of vcpu threads.

Signed-off-by: Venkateswararao Jujjuri "<jvrao@linux.vnet.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
2011-08-08 13:05:09 +05:30
Venkateswararao Jujjuri (JV)
39c0564e00 [virtio-9p] Add infrastructure to support glib threads and coroutines.
This patch is originally made by Arun Bharadwaj for glib support.
Later Harsh Prateek Bora added coroutines support.
This version implemented with suggestions from
Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>.

Signed-off-by: Arun R Bharadwaj <arun@linux.vnet.ibm.com>
Signed-off-by: Harsh Prateek Bora <harsh@linux.vnet.ibm.com>
Signed-off-by: Venkateswararao Jujjuri "<jvrao@linux.vnet.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
2011-08-08 13:05:09 +05:30
Michael S. Tsirkin
befeac45d4 Merge remote-tracking branch 'origin/master' into pci
Conflicts:
	hw/virtio-pci.c
2011-06-15 18:27:15 +03:00
Anthony Liguori
93e0597ef9 Merge remote-tracking branch 'jvrao/for-anthony' into staging 2011-06-08 12:15:43 -05:00
Stefan Weil
9694b5d11a virtio-9p: Remove statement without effect (fix warning from cppcheck)
cppcheck report:
virtio-9p.c:197: warning: Redundant assignment of "flags" to itself

Signed-off-by: Stefan Weil <weil@mail.berlios.de>
Reviewed-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2011-06-03 23:39:28 +02:00
Aneesh Kumar K.V
5c3234c6c0 hw/9pfs: Don't crash when we get a request with not supported 9p operation
Return EOPNOTSUPP as error

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Venkateswararao Jujjuri (JV) <jvrao@linux.vnet.ibm.com>
2011-06-01 10:25:27 -07:00
Venkateswararao Jujjuri (JV)
faa44e3d3e [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 "<jvrao@linux.vnet.ibm.com>
2011-06-01 10:25:17 -07:00
Stefan Weil
873c321393 virtio-9p: Use relative includes for files in hw
Commit 353ac78d49 moved the files
without fixing the include paths. It used a modified CFLAGS
to add hw to the include search path, but this breaks builds
where the user wants to set special CFLAGS. Long include paths
also increase compilation time.

Therefore this patch removes the special CFLAGS for virtio
and fixes the include statements by using relative include paths.

v2: Remove special CFLAGS.
v3: Update needed for latest QEMU.

Signed-off-by: Stefan Weil <weil@mail.berlios.de>
Signed-off-by: Venkateswararao Jujjuri (JV) <jvrao@linux.vnet.ibm.com>
2011-06-01 10:25:03 -07:00
Aneesh Kumar K.V
f4f61d272e virtio-9p: Move device specific code to virtio-9p-device
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Venkateswararao Jujjuri (JV) <jvrao@linux.vnet.ibm.com>
2011-06-01 10:24:50 -07:00
Aneesh Kumar K.V
9fe1ebebd0 virtio-9p: Move 9p device registration into virtio-9p.c
This patch move the 9p device registration into its own file

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Venkateswararao Jujjuri (JV) <jvrao@linux.vnet.ibm.com>
2011-06-01 10:23:58 -07:00
Malahal Naineni
936532a492 [virtio-9p] Stop renaming files with similar name!
v9fs_complete_rename() mistakenly renames files with similar name
as we don't check if the matched name is really an offspring.

Signed-off-by: Malahal Naineni <malahal@us.ibm.com>
Signed-off-by: Venkateswararao Jujjuri (JV) <jvrao@linux.vnet.ibm.com>
2011-06-01 10:23:33 -07:00
Harsh Prateek Bora
4f8dee2dec v9fs_walk: As per 9p2000 RFC, MAXWELEM >= nwnames >= 0.
The nwnames field in TWALK message is assumed to be >=0 and <= MAXWELEM
which is defined as macro P9_MAXWELEM (16) in virtio-9p.h as per 9p2000
RFC. Appropriate changes are required in V9fsWalkState and v9fs_walk.

Signed-off-by: Harsh Prateek Bora <harsh@linux.vnet.ibm.com>
Reviewed-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
2011-04-27 08:27:25 -07:00
Harsh Prateek Bora
f35bde2f8f hw/virtio-9p-local.c: Remove unnecessary null char in symlink file
This patch removes the addition of null char in symlink file
which is being appended to file in case of mapped security model.
Without this patch, the extra null char causes LTP testcase lstat03
to fail and hence this fix is required.

Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
2011-04-27 08:27:01 -07:00
M. Mohan Kumar
1d810aeb4e virtio-9p: Bugfix to send correct iounit
LCREATE function packs address of iounit in the pdu, fix that to send
actual iounit itself.

Signed-off-by: M. Mohan Kumar <mohan@in.ibm.com>
Acked-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
2011-04-27 08:26:29 -07:00
Aneesh Kumar K.V
a09947617c virtio-9p: removexattr on default acl should return 0
If we don't have default acl, removexattr on default acl
should return 0

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
2011-04-27 08:26:05 -07:00
Aneesh Kumar K.V
3979251518 virtio-9p: Print the pdu details on return
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
2011-04-27 08:25:35 -07:00
Aneesh Kumar K.V
353ac78d49 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 <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
2011-04-27 08:24:37 -07:00