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The header file is specific for *-user, but I plan to introduce a more
generic qemu-types.h file, so I'm renaming it.
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
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The bsd-user/qemu-types.h and linux-user/qemu-types.h files are almost
the same, but linux-user has the additional definitions of tswapal().
This moves the linux-user file to the main directory, so the same file
can be used by linux-user and bsd-user.
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
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helper_shilo has not been shifting an accumulator value correctly for negative
values in 'shift' field. Minor optimization for shift=0 case.
This change also adds tests that will trigger issue and check for regressions.
Signed-off-by: Petar Jovanovic <petarj@mips.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Reviewed-by: Eric Johnson <ericj@mips.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
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Content of register rs should be shifted for pos before applying a mask.
This change contains both fix for the instruction and to the existing test.
Signed-off-by: Petar Jovanovic <petarj@mips.com>
Reviewed-by: Eric Johnson <ericj@mips.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
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The device return false from the can receive function when the FIFO is
full. This mean the device should check for buffered input whenever a byte is
popped from the FIFO.
Reported-by: Jason Wu <huanyu@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
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This message is not an error condition, its just informing the user that
the device is corking the uart traffic to not drop characters.
Reported-by: Jason Wu <huanyu@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
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The interrupt status register R_IS is the standard clear-on-write behaviour.
This was unimplemented and defaulting to updating the register to the written
value. Implemented clear-on-write.
Reported-by: Jason Wu <huanyu@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
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Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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The e1000_receive function for the e1000 needs to discard packets longer than
1522 bytes if the SBP and LPE flags are disabled. The linux driver assumes
this behavior and allocates memory based on this assumption.
Signed-off-by: Michael Contreras <michael@inetric.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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* kraxel/seabios-b1c35f2:
seabios: update binaries in pc-bios/
roms: also copy the dsdt when updating seabios.
seabios: update to b1c35f2b28cc0c94ebed8176ff61ac0e0b377798
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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* kwolf/for-anthony:
coroutine-sigaltstack.c: Use stack_t, not struct sigaltstack
stream: fix ratelimit_set_speed
atapi: make change media detection for guests easier
Documentation: Update image format information
Documentation: Update block cache mode information
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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* spice/spice.v65:
qxl: reload memslots after migration, when qxl is in UNDEFINED mode
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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* kraxel/usb.73:
ehci-sysbus: Attach DMA context.
usb: fail usbdevice_create() when there is no USB bus
usb: tag usb host adapters as not hotpluggable.
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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* qmp/queue/qmp:
qapi: fix qapi_dealloc_type_size parameter type
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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This reverts commit 456a84d156a7c42f18b1da176dd6219e2dffd043.
This patch wasn't submitted to the list and did not get Acked by other
copyright holders in the file.
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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This reverts commit 72bc6f1bf710e205f175af9b1fc8bbd83e8da71f.
This patch wasn't submitted to the list and did not get Acked by other
copyright holders in the file.
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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This patch updates the seabios submodule to commit
b1c35f2b28cc0c94ebed8176ff61ac0e0b377798.
Most important change is that seabios sets the busmaster bit
in the pci config space for the lsi and esp scsi host adapters.
Since commit 1c380f9460522f32c8dd2577b2a53d518ec91c6d qemu
is strict here and disallows any dma access when the bit is
clear.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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The e801 memory sizes in the multiboot structures hard-code the available
low memory to 640. However, the value should not include the size of the
EBDA. Fill the value in the option ROM, getting the size of low memory
from the BIOS.
Cc: Alexander Graf <agraf@suse.de>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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According to the bug 855162[0] - there's the need of adding new syscalls
to the whitelist when using Qemu with Libvirt.
[0] - https://bugzilla.redhat.com/show_bug.cgi?id=855162
Reported-by: Paul Moore <pmoore@redhat.com>
Tested-by: Paul Moore <pmoore@redhat.com>
Signed-off-by: Eduardo Otubo <otubo@linux.vnet.ibm.com>
Signed-off-by: Corey Bryant <coreyb@linux.vnet.ibm.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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Use the POSIX-specified stack_t type as the argument to sigaltstack()
rather than the legacy struct sigaltstack. This allows us to compile
on MacOSX with --with-coroutine=sigaltstack.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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The formula to compute slice_quota was wrong since commit 6ef228fc.
Signed-off-by: Dietmar Maurer <dietmar@proxmox.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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If you have a guest with a media in the optical drive and you change
it, the windows guest cannot properly recognize this media change.
Windows needs to detect sense "NOT_READY with ASC_MEDIUM_NOT_PRESENT"
before we send sense "UNIT_ATTENTION with ASC_MEDIUM_MAY_HAVE_CHANGED".
Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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Document new and yet undocumented options and image formats. The
qemu-img man page contains information only for raw and qcow2 now and
references the HTML documentation for a more detailed description of
other formats.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
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Somehow we forgot to update this when cache=writeback became the
default. While changing the information on the default, also make the
description of all caches modes a bit more accurate.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
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Commit 0d8d7690850eb0cf2b2b60933cf47669a6b6f18f introduced
a regression in virtio-net performance because it looks
into the ring aggressively while we really only care
about a single packet worth of buffers.
Reported as bugzilla 1066055 in launchpad.
To fix, add parameters limiting lookahead, and
use in virtqueue_avail_bytes.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reported-by: Edivaldo de Araujo Pereira <edivaldoapereira@yahoo.com.br>
Tested-by: Edivaldo de Araujo Pereira <edivaldoapereira@yahoo.com.br>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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Debug option is available since QEMU-1.2; FP coprocessor and
coprocessor context is available since QEMU-1.3.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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We are currently checking for an exact type match. Use QOM dynamic_cast to
check for a compatible type instead.
Cc: Konrad Frederic <fred.konrad@greensocs.com>
Cc: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
---
v1 -> v2:
- also add cast to qbus_find_recursive (Peter)
- simplify by doing object_dynamic_cast instead of messing with classes
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The second parameter to qapi_dealloc_type_size should be a uint64_t *,
not a size_t *. This was causing our 32 bit x86 build to fail, since
warnings are treated as errors.
Signed-off-by: Bruce Rogers <brogers@suse.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Reviewed-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
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This was left as NULL on the initial merge due to debate on the mailing list on
how to handle DMA contexts for sysbus devices. Patch
9e11908f12f92e31ea94dc2a4c962c836cba9f2a was later merged to fix OHCI. This is the,
equivalent fix for sysbus EHCI.
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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Report an error instead of segfaulting when attaching a USB device to a
machine with no USB busses:
$ qemu-system-arm -machine vexpress-a9 \
-sd Fedora-17-armhfp-vexpress-mmcblk0.img \
-kernel vmlinuz-3.4.2-3.fc17.armv7hl \
-initrd initramfs-3.4.2-3.fc17.armv7hl.img \
-usbdevice disk:format=raw:test.img
Note that the vexpress-a9 machine does not have a USB host controller.
Reported-by: David Abdurachmanov <David.Abdurachmanov@cern.ch>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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Hotplugging them simply doesn't work, so tag them accordingly to
avoid users trying and then crashing qemu.
For xhci there is nothing fundamental which prevents hotplug from
working, we'll "only" need a exit() function which cleans up
everything properly. That isn't for 1.3 though.
For ehci+uhci+ohci hotplug can't be supported until qemu gains the
capability to hotplug multifunction pci devices.
https://bugzilla.redhat.com/show_bug.cgi?id=879096
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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The devram memslot stays active when qxl enters UNDEFINED mode (i.e, no
primary surface). If migration has occurred while the device is in
UNDEFINED stae, the memslots have to be reloaded at the destination.
Fixes rhbz#874574
Signed-off-by: Yonit Halperin <yhalperi@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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The event notifier state is only reset by test_and_clear. But we created
the windows event object with auto-reset, which subtly swallowed events.
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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* bonzini/nbd-next:
nbd-server-add: Fix the default for 'writable'
nbd: fix use of two uninitialized bytes when connecting to a named export
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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* bonzini/scsi-next:
virtio-scsi: Fix subtle (guest) endian bug
virtio-scsi: Fix some endian bugs with virtio-scsi
iscsi: do not assume device is zero initialized
iscsi: fix deadlock during login
iscsi: fix segfault in url parsing
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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* agraf/s390-for-upstream-1.3:
sclp: Fix uninitialized var in handle_write_event_buf().
s390: Fix ram_size updating in machine init
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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* agraf/ppc-for-upstream-1.3:
fbdev: fix pixman compile on old pixman
vl.c: Fix broken -usb option
pseries: Fix bug in PCI MSI allocation
kvm: fix incorrect length in a loop over kvm dirty pages map
PPC: Fix missing TRACE exception
hw/ide/macio: Fix segfault caused by NULL DMAContext*
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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* afaerber/qom-cpu-1.3:
target-i386: Enable SSSE3 TCG support
target-i386/cpu: Add missing flags to Haswell CPU model
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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These versions of GCC require insane (>2GB) amounts of memory to compile
translate.o. As a countermeasure, disable the culprit optimization pass.
This should fix the buildbot failure for default_x86_64_fedora16. Anyway
this is a good thing to do because people will try to compile 1.3 with
less than 2GB of memory and complain.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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The virtio-scsi config space is, by specification, in guest endian (which
is ill-defined, but there you go). In virtio_scsi_get_config() we set up
all the fields in there, using stl_raw(). Which is a problem for the
max_channel and max_target fields, which are 16-bit, not 32-bit. For
little-endian targets we get away with it by accident, since the first
two bytes will still be correct, and the extra two bytes written (with
zeroes) will be overwritten correctly by the next store.
But for big-endian guests, this means the max_target field ends up as zero,
which means the guest will only recognize a single disk on the virtio-scsi
bus. This patch fixes the problem.
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Paul 'Rusty' Russell <rusty@rustcorp.com.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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The virtio-scsi specification does not specify the correct endianness for
fields in the request structure. It's therefore best to assume that it is
"guest native" endian since that's the (stupid and poorly defined) norm in
virtio.
However, the qemu device for virtio-scsi has no byteswaps at all, and so
will break if the guest has different endianness from the host. This patch
fixes it by adding tswap() calls for the sense_len and resid fields in
the request structure. In theory status_qualifier needs swaps as well,
but that field is never actually touched. The tag field is a uint64_t, but
since its value is completely arbitrary, it might as well be uint8_t[8]
and so it does not need swapping.
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Paul 'Rusty' Russell <rusty@rustcorp.com.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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Without any complex checks we can't assume that an
iscsi target is initialized to zero.
Signed-off-by: Peter Lieven <pl@kamp.de>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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If the connection is interrupted before the first login is successfully
completed qemu-kvm is waiting forever in qemu_aio_wait().
This is fixed by performing an sync login to the target. If the
connection breaks after the first successful login errors are
handled internally by libiscsi.
Signed-off-by: Peter Lieven <pl@kamp.de>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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If an invalid URL is specified iscsi_get_error(iscsi) is called
with iscsi == NULL.
Signed-off-by: Peter Lieven <pl@kamp.de>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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The documentation to this monitor command tells, that 'writable'
argument is optional and defaults to false. However, the code sets
true as the default. But since some applications may already been
using this, it's safer to fix the code and not documentation which
would break those applications.
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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Reported-by: Michal Privoznik <mprivoznik@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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