./hw/sd.c: In function ‘sd_init’:
./hw/sd.c:443: error: implicit declaration of function ‘qemu_blockalign’
./hw/sd.c:443: error: nested extern declaration of ‘qemu_blockalign’
./hw/sd.c:443: error: assignment makes pointer from integer without a cast
Cc: Christoph Hellwig <hch@lst.de>
Cc: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Stefan Weil <weil@mail.berlios.de>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Fix two compiler warnings (when format attribute is applied).
Cc: Aurelien Jarno <aurelien@aurel32.net>
Cc: Blue Swirl <blauwirbel@gmail.com>
Signed-off-by: Stefan Weil <weil@mail.berlios.de>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Fix two compiler warnings (when format attribute is applied)
and one error (missing %) in format strings.
Cc: Aurelien Jarno <aurelien@aurel32.net>
Cc: Blue Swirl <blauwirbel@gmail.com>
Signed-off-by: Stefan Weil <weil@mail.berlios.de>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
On a clean build, after generating trace.h, make would recurse into *-*-user
without a clue how to build ../trace.o (added to $(obj-y) in Makefile.target)
since its generation rule is in the main Makefile.
The softmmus are seemingly unaffected because the $(TOOLS), which each have
a dependency on $(trace-obj-y), are built first for the build-all target.
Add a dependency on $(trace-obj-y) for %-user, as done for the qemu-* tools.
Let's be paranoid and do the same for %-softmmu while at it, just in case
someone messes with $(TOOLS) or calls the Makefile target directly.
Signed-off-by: Andreas Färber <andreas.faerber@web.de>
Acked-by: Stefan Weil <weil@mail.berlios.de>
Cc: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Cc: Prerna Saxena <prerna@linux.vnet.ibm.com>
Cc: Blue Swirl <blauwirbel@gmail.com>
Cc: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Add support for the spice tablet interface. The tablet interface will
be registered (and then used by the spice client) as soon as a absolute
pointing device is available and used by the guest, i.e. you'll have to
configure your guest with '-usbdevice tablet'.
With that patch applied you'll actually see the guests screen in the
spice client. This does *not* bring qxl and full spice support though.
This is basically the qxl vga mode made more generic, so it plays
together with any qemu-emulated gfx card. You can display stdvga or
cirrus via spice client. You can have both vnc and spice enabled and
clients connected at the same time.
Open keyboard channel. Now you can type into the spice client and the
keyboard events are sent to your guest. You'll need some other display
like vnc to actually see the guest responding to them though.
Add -spice command line switch. Has support setting passwd and port for
now. With this patch applied the spice client can successfully connect
to qemu. You can't do anything useful yet though.
This patch drops DT_VNC. The display types are only used to select
select the local display (i.e. curses, sdl, coca, ...). Remote
displays (for now only vnc, spice will follow) can be enabled
independently.
The blkverify block driver makes investigating image format data
corruption much easier. A raw image initialized with the same contents
as the test image (e.g. qcow2 file) must be provided. The raw image
mirrors read/write operations and is used to verify that data read from
the test image is correct.
See docs/blkverify.txt for more information.
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
For the RESERVE and RELEASE commands the length must be zero
and xfer_mode must be SCSI_XFER_NONE.
Signed-off-by: Bernhard Kohl <bernhard.kohl@nsn.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Ensure that pending requests of a SCSI generic device are purged on
system reset. This also avoids calling a NULL function in lsi53c895a.
The lsi code was recently changed to call the .qdev.reset function.
Signed-off-by: Bernhard Kohl <bernhard.kohl@nsn.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
qcow2 used to use bounce buffers for any AIO requests. This does not only imply
unnecessary copying, but also unbounded allocations which should be avoided.
This patch removes bounce buffers from the normal AIO write path. Encrypted
images continue to use a bounce buffer, however with constant size.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
qcow2 used to use bounce buffers for any AIO requests. This does not only imply
unnecessary copying, but also unbounded allocations which should be avoided.
This patch removes bounce buffers from the normal AIO read path, and constrains
them to a constant size for encrypted images.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
IDE is a bit ugly in this respect. For one it doesn't really keep track
of a sector size - most of the protocol is in units of 512 bytes, and we
assume 2048 bytes for CDROMs which is correct most of the time.
Second IDE allocates an I/O buffer long before we know if we're dealing
with a CDROM or not, so increase the alignment for the io_buffer
unconditionally.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
We always have a sync for the refcount update when a new cluster is
allocated. If we move this past the COW, we can save an additional sync.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Note that the flush is omitted intentionally in qcow2_free_clusters. If
anything, we can leak clusters here if we lose the writes.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
block/nbd.c: use default port number when none is specified
qemu-nbd.c: use IANA-assigned port number: 10809
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This patch allows to reduce the boot time from an NBD server from 225 seconds to
5 seconds (time between the "boot cd:0" and the kernel init) for the
following command lines:
./qemu-nbd -t ../ISO/debian-500-powerpc-netinst.iso
and
./ppc-softmmu/qemu-system-ppc -cdrom nbd:localhost:1024
This patch combines the reply header and payload send operation.
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Replace the hardcoded handling of 512 byte alignment with bs->buffer_alignment
to handle larger sector size devices correctly.
Note that we can not rely on it to be initialize in bdrv_open, so deal
with the worst case there.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Use qemu_blockalign for all allocations in the block layer. This allows
increasing the required alignment, which is need to support O_DIRECT on
devices with large block sizes.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
The qcow file used for write support in vvfat is a temporary file,
so we can use cache=unsafe there. Without this, write support is just
too slow to be of any use.
Signed-off-by: Kevin Wolf <mail@kevin-wolf.de>
Allocation and deallocation of bs->opaque is not in the control of a
block driver. Therefore it should not set bs->opaque to a data structure
used by another bs, or closing the image will lead to a double free.
Signed-off-by: Kevin Wolf <mail@kevin-wolf.de>
vvfat tries to set the readonly flag in its open function, but nowadays
this is overwritted with the readonly=... command line option. Check in
bdrv_write if the vvfat was opened read-only and return an error in this
case.
Without this check, vvfat tries to access the qcow bs, which is NULL
without enabled write support.
Signed-off-by: Kevin Wolf <mail@kevin-wolf.de>
The OpenIndiana (Solaris) e1000g driver drops frames that are too long
or too short. It expects to receive frames of at least the Ethernet
minimum size. ARP requests in particular are small and will be dropped
if they are not padded appropriately, preventing a Solaris VM from
becoming visible on the network.
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
If the linker supports the flags --dynamicbase, --no-seh,
or --nxcompat, use them.
Tested on Windows Vista: Process Explorer reports that ASLR and DEP
are in use. No effect seen on Wine or Windows XP.
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
If the compiler supports the warning flag -Wnested-externs, use it.
Avoid the only warning by moving the declaration of xml_builtin to a
more proper place.
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
If the compiler supports the warning flag -Wempty-body, use it.
Adjust the code to avoid the warnings.
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
If the compiler supports the following warning flags, use them:
-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers
-Wmissing-include-dirs
Currently, these flags don't produce any warnings.
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Fix SSSR TFN logic: TX FIFO is never filled, so it is always in
underrun condition if SSP is enabled.
This also avoids a gcc warning with -Wtype-limits.
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
The parameter for yield should be handled as a signed integer
for the comparisons to have any effect.
This also avoids a gcc warning with -Wtype-limits.
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
The hack added by c5b76b3810 was not
enough to avoid warnings with gcc flag -Wtype-limits. Add a new macro
to fix both problems.
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
The signedness of enum types depend on the compiler implementation.
Therefore the check for negative values may or may not be meaningful.
Fix by explicitly casting to a signed integer.
Since the values are also checked earlier against event_names
table, this is an internal error. Change the 'if' to 'assert'.
This also avoids a warning with GCC flag -Wtype-limits.
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Remove checks which were made useless by r5849,
8da3ff1809.
This also avoids a warning with GCC flag -Wtype-limits.
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>