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120 Commits

Author SHA1 Message Date
Aneesh Kumar K.V
b9cb88b056 hw/9pfs: mark directories also as un-reclaimable on unlink 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-25 20:16:42 +05:30
Aneesh Kumar K.V
95f65511c3 hw/9pfs: Add directory reclaim support 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-25 20:16:42 +05:30
Aneesh Kumar K.V
9b54ffaab2 hw/9pfs: Use v9fs_do_close instead of close 
we should use the local abstraction instead of
directly calling close.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-25 20:16:42 +05:30
Aneesh Kumar K.V
9e5b2247ea hw/9pfs: init fid list properly 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-25 20:16:41 +05:30
Aneesh Kumar K.V
7a46274529 hw/9pfs: Add file descriptor reclaim support 
[M. Mohan Kumar <mohan@in.ibm.com> removed some unused variables]

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-25 20:16:41 +05:30
Aneesh Kumar K.V
84dfb926e5 hw/9pfs: Add reference counting for fid 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-25 20:16:41 +05:30
Harsh Prateek Bora
5f524c1ebc use readdir_r instead of readdir for reentrancy 
Signed-off-by: Harsh Prateek Bora <harsh@linux.vnet.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:44:52 +05:30
Aneesh Kumar K.V
d208a0e005 hw/9pfs: Update v9fs_read to use coroutines 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:44:50 +05:30
Aneesh Kumar K.V
7eafdcc96c hw/9pfs: Add yield support for preadv coroutine 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:44:47 +05:30
Aneesh Kumar K.V
8c158561a0 hw/9pfs: Update v9fs_attach to use coroutines 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:44:46 +05:30
Aneesh Kumar K.V
b81d685e21 hw/9pfs: Update v9fs_wstat to use coroutines 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:44:42 +05:30
Aneesh Kumar K.V
d7a9049119 hw/9pfs: Update v9fs_write to use coroutines 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:44:40 +05:30
Aneesh Kumar K.V
f6b3c976c6 hw/9pfs: Add yield support for pwritev coroutine 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:44:37 +05:30
Venkateswararao Jujjuri (JV)
ffd668764c hw/9pfs: Update v9fs_link to use coroutines 
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:44:35 +05:30
Venkateswararao Jujjuri
c6c069b0c5 hw/9pfs: Add yield support for link coroutine 
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:44:33 +05:30
Venkateswararao Jujjuri
3fa2a8d1cd hw/9pfs: Update v9fs_symlink to use coroutines 
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:44:29 +05:30
Venkateswararao Jujjuri
02ac7a34ff hw/9pfs: Add yield support for symlin coroutine 
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:44:26 +05:30
Venkateswararao Jujjuri
baaa86d9f5 hw/9pfs: Update v9fs_create to use coroutines 
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:44:22 +05:30
Aneesh Kumar K.V
4e9ad44498 hw/9pfs: Update v9fs_fsync to use coroutines 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:44:21 +05:30
Aneesh Kumar K.V
4743d1f5d3 hw/9pfs: Add yield support for fsync coroutine 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:44:18 +05:30
Aneesh Kumar K.V
c540ee5187 hw/9pfs: Update v9fs_clunk to use coroutines 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:44:16 +05:30
Aneesh Kumar K.V
bed4352c4f hw/9pfs: Add yeild support for clunk related coroutine 
This include lsetxattr, lremovexattr, closedir and close.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:44:13 +05:30
Aneesh Kumar K.V
3cc19c0c60 hw/9pfs: Update v9fs_walk to use coroutines 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:23:22 +05:30
Aneesh Kumar K.V
d8e0c29e40 hw/9pfs: Update v9fs_stat to use coroutines 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:22:37 +05:30
Venkateswararao Jujjuri
36f8981f01 hw/9pfs: Update v9fs_lcreate to use coroutines 
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:21:42 +05:30
Venkateswararao Jujjuri
e4de423214 hw/9pfs: Add yield support for open2 coroutine 
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:21:42 +05:30
Aneesh Kumar K.V
857bc158d4 hw/9pfs: Update v9fs_open to use coroutines 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:19:53 +05:30
Aneesh Kumar K.V
f6b7f0ab5c hw/9pfs: Add yield support for open and opendir coroutine 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:19:53 +05:30
Aneesh Kumar K.V
e4e414a427 hw/9pfs: Update v9fs_getlock to use coroutines 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:18:58 +05:30
Aneesh Kumar K.V
0c27bf2a45 hw/9pfs: Update v9fs_lock to use coroutines 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:14:04 +05:30
Aneesh Kumar K.V
03feb1e172 hw/9pfs: Add yeild support for fstat coroutine 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-22 09:14:04 +05:30
Anthony Liguori
7267c0947d Use glib memory allocation and free functions 
qemu_malloc/qemu_free no longer exist after this commit.

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
 2011-08-20 23:01:08 -05:00
Aneesh Kumar K.V
930b1e173b hw/9pfs: Update vfs_rename to use coroutines 
I guess TRENAME 9p operation needs an update. The 9p op should
more similar renameat. Otherwise anything other than path cannot track
the fid.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-08 23:51:21 +05:30
Aneesh Kumar K.V
2a487e05de hw/9pfs: Add yeild support to rename coroutine 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-08 23:51:21 +05:30
Venkateswararao Jujjuri
ae1ef571fc hw/9pfs: Update v9fs_remove to use coroutines 
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 23:50:27 +05:30
Venkateswararao Jujjuri
b4b1537b96 hw/9pfs: Add yield support for remove 
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 23:48:29 +05:30
Venkateswararao Jujjuri
e84861f75e hw/9pfs: Update mkdir to use coroutines 
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 23:46:42 +05:30
Venkateswararao Jujjuri
d0884642b8 hw/9pfs: Add yield support for mkdir 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 23:44:24 +05:30
Aneesh Kumar K.V
1b733fed7f hw/9pfs: Update v9fs_mknod to use coroutines 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-08 23:42:59 +05:30
Aneesh Kumar K.V
00ace8c5c5 hw/9pfs: Add yield support to mknod coroutine 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-08 23:42:58 +05:30
Aneesh Kumar K.V
f10ff58d01 hw/9pfs: Update v9fs_xattrcreate to use coroutines 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-08 23:42:58 +05:30
Aneesh Kumar K.V
670185a641 hw/9pfs: Update v9fs_xattrwalk to coroutines 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-08 23:42:58 +05:30
Aneesh Kumar K.V
1ceffa546a hw/9pfs: Add yield support to xattr related coroutine 
This include llistxattr and lgetxattr.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-08 23:42:58 +05:30
Aneesh Kumar K.V
65c05f9a54 hw/9pfs: Update v9fs_setattr to use coroutines 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-08 23:42:58 +05:30
Aneesh Kumar K.V
4011ead2fd hw/9pfs: Add yield support to setattr related coroutines 
This include chmod, utimensat, chown and truncate.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-08 23:42:58 +05:30
Aneesh Kumar K.V
8db21ce73a hw/9pfs: Update v9fs_getattr to use coroutines 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-08 23:42:58 +05:30
Aneesh Kumar K.V
172198d4db hw/9pfs: Add yield support to lstat coroutine 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-08 23:42:58 +05:30
Aneesh Kumar K.V
88a4763e88 hw/9pfs: Update v9fs_statfs to use coroutines 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-08 23:42:58 +05:30
Aneesh Kumar K.V
94840ff9f3 hw/9pfs: Add yield support to statfs coroutine 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-08 23:42:58 +05:30
Aneesh Kumar K.V
5e4eaa79cf hw/9pfs: Update v9fs_readdir to use coroutines 
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-08 23:42:57 +05:30
Aneesh Kumar K.V
dcb9dbe3c7 hw/9pfs: Add yield support for readdir related coroutines 
This include readdir, telldir, seekdir, rewinddir.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
 2011-08-08 23:42:57 +05:30
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