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2014-10-15qom: Add error handler for object_property_print()Gonglei1-2/+10
Avoid the caller of object_property_print() leaking string argument's memory, such as qdev_print_props() when encounter errors. Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Gonglei <arei.gonglei@huawei.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-10-13qdev: gpio: Register GPIO outputs as QOM linksPeter Crosthwaite1-0/+12
Within the object that contains the GPIO output. This allows for connecting GPIO outputs via setting of a Link property. Also clear the link value to zero. This catch-alls the case where a device improperly inits a gpio_out (malloc instead of malloc0). Reviewed-by: Alexander Graf <agraf@suse.de> Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-10-13qdev: gpio: Register GPIO inputs as child objectsPeter Crosthwaite1-0/+9
To the device that contains them. This will allow for referencing a GPIO input from it's canonical path (exciting for dynamic machine generation!) Reviewed-by: Alexander Graf <agraf@suse.de> Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-10-13qdev: gpio: Don't allow name share between I and OPeter Crosthwaite1-0/+2
Only allow a GPIO name to be one or the other. Inputs and outputs are functionally different and should be in different namespaces. Prepares support for the QOMification of IRQs as Links or Child objects. The alternative is to munge names .e.g. with "-in" or "-out" suffixes when giving QOM names. But that reduces clarity and if there are cases out there where users want I and O with same name they can manually add their own suffixes. Reviewed-by: Alexander Graf <agraf@suse.de> Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-10-10Merge remote-tracking branch 'remotes/cohuck/tags/s390x-20141010' into stagingPeter Maydell18-96/+323
various s390x updates: - cpu state handling in qemu and migration - vhost-scsi-ccw bugfix # gpg: Signature made Fri 10 Oct 2014 14:01:34 BST using RSA key ID C6F02FAF # gpg: Can't check signature: public key not found * remotes/cohuck/tags/s390x-20141010: s390x/virtio-ccw: fix vhost-scsi intialization s390x/migration: migrate CPU state s390x/kvm: synchronize the cpu state after SIGP (INITIAL) CPU RESET s390x/kvm: reuse kvm_s390_reset_vcpu() to get rid of ifdefs s390x/kvm: propagate s390 cpu state to kvm s390x/kvm: proper use of the cpu states OPERATING and STOPPED s390x/kvm: introduce proper states for s390 cpus linux-headers: update to 3.17-rc7 Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-10-10kvm fix compilation with GCC 4.3.4Paolo Bonzini1-2/+2
As usual, SLES11's GCC complained about double typedefs: /home/cohuck/git/qemu/kvm-all.c:110: error: redefinition of typedef ‘KVMState’ /home/cohuck/git/qemu/include/sysemu/kvm.h:161: error: previous declaration of ‘KVMState’ was here Reported-by: Cornelia Huck <cornelia.huck@de.ibm.com> Tested-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-10-10s390x/virtio-ccw: fix vhost-scsi intializationCornelia Huck1-1/+1
The vhost-scsi-ccw backend is of type VHostSCSICcw, not VirtIOSCSICcw. This fixes a segfault when invoking qemu-system-s390x -device vhost-scsi-ccw,? Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com> Tested-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
2014-10-10s390x/migration: migrate CPU stateThomas Huth4-7/+82
This patch provides the cpu save information for dumps and later life migration and enables migration of the CPU state. The code is based on earlier work from Christian Borntraeger and Jason Herne. Signed-off-by: Thomas Huth <thuth@linux.vnet.ibm.com> Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> [provide cpu_post_load()] Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com> CC: Andreas Faerber <afaerber@suse.de> CC: Christian Borntraeger <borntraeger@de.ibm.com> CC: Jason J. Herne <jjherne@us.ibm.com> Tested-by: Christian Borntraeger <borntraeger@de.ibm.com> [Cornelia Huck: tweaked cpu_post_load() comment] Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
2014-10-10s390x/kvm: synchronize the cpu state after SIGP (INITIAL) CPU RESETDavid Hildenbrand1-0/+2
We need to synchronize registers after a reset has been performed. The current code does that in qemu_system_reset(), load_normal_reset() and modified_clear_reset() for all vcpus. After SIGP (INITIAL) CPU RESET, this needs to be done for the targeted vcpu as well, so let's call cpu_synchronize_post_reset() in the respective handlers. Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com> Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com> CC: Andreas Faerber <afaerber@suse.de> Tested-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
2014-10-10s390x/kvm: reuse kvm_s390_reset_vcpu() to get rid of ifdefsDavid Hildenbrand3-12/+7
This patch reuses kvm_s390_reset_vcpu() to get rid of some CONFIG_KVM and CONFIG_USER_ONLY ifdefs in cpu.c. In order to get rid of CONFIG_USER_ONLY, kvm_s390_reset_vcpu() has to provide a dummy implementation - the two definitions are moved to the proper section in cpu.h. Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com> Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com> CC: Andreas Faerber <afaerber@suse.de> Tested-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
2014-10-10s390x/kvm: propagate s390 cpu state to kvmDavid Hildenbrand4-2/+50
Let QEMU propagate the cpu state to kvm. If kvm doesn't yet support it, it is silently ignored as kvm will still handle the cpu state itself in that case. The state is not synced back, thus kvm won't have a chance to actively modify the cpu state. To do so, control has to be given back to QEMU (which is already done so in all relevant cases). Setting of the cpu state can fail either because kvm doesn't support the interface yet, or because the state is invalid/not supported. Failed attempts will be traced Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com> Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com> Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com> CC: Andreas Faerber <afaerber@suse.de> Tested-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
2014-10-10s390x/kvm: proper use of the cpu states OPERATING and STOPPEDDavid Hildenbrand6-50/+79
This patch makes sure that halting a cpu and stopping a cpu are two different things. Stopping a cpu will also set the cpu halted - this is needed for common infrastructure to work (note that the stop and stopped flag cannot be used for our purpose because they are already used by other mechanisms). A cpu can be halted ("waiting") when it is operating. If interrupts are disabled, this is called a "disabled wait", as it can't be woken up anymore. A stopped cpu is treated like a "disabled wait" cpu, but in order to prepare for a proper cpu state synchronization with the kvm part, we need to track the real logical state of a cpu. Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com> Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com> Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com> CC: Andreas Faerber <afaerber@suse.de> Tested-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
2014-10-10s390x/kvm: introduce proper states for s390 cpusDavid Hildenbrand3-32/+57
Until now, when a s390 cpu was stopped or halted, the number of running CPUs was tracked in a global variable. This was problematic for migration, so Jason came up with a per-cpu running state. As it turns out, we want to track the full logical state of a target vcpu, so we need real s390 cpu states. This patch is based on an initial patch by Jason Herne, but was heavily rewritten when adding the cpu states STOPPED and OPERATING. On the way we move add_del_running to cpu.c (the declaration is already in cpu.h) and modify the users where appropriate. Please note that the cpu is still set to be stopped when it is halted, which is wrong. This will be fixed in the next patch. The LOAD and CHECK-STOP state will not be used in the first step. Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> [folded Jason's patch into David's patch to avoid add/remove same lines] Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com> Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com> Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com> CC: Andreas Faerber <afaerber@suse.de> Tested-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
2014-10-10linux-headers: update to 3.17-rc7Jens Freimann7-5/+58
Sync headers with 3.17-rc7 Acked-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
2014-10-09Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into stagingPeter Maydell29-235/+711
Four changes here. Polling for reconnection of character devices, the QOMification of accelerators, a fix for -kernel support on x86, and one for a recently-introduced virtio-scsi optimization. # gpg: Signature made Thu 09 Oct 2014 14:36:50 BST using RSA key ID 4E6B09D7 # gpg: Good signature from "Paolo Bonzini <pbonzini@redhat.com>" # gpg: aka "Paolo Bonzini <bonzini@gnu.org>" * remotes/bonzini/tags/for-upstream: (28 commits) qemu-char: Fix reconnect socket error reporting qemu-sockets: Add error to non-blocking connect handler qemu-error: Add error_vreport() virtio-scsi: fix use-after-free of VirtIOSCSIReq linuxboot: compute initrd loading address kvm: Make KVMState be the TYPE_KVM_ACCEL instance struct accel: Create accel object when initializing machine accel: Pass MachineState object to accel init functions accel: Rename 'init' method to 'init_machine' accel: Move accel init/allowed code to separate function accel: Remove tcg_available() function accel: Move qtest accel registration to qtest.c accel: Move Xen registration code to xen-common.c accel: Move KVM accel registration to kvm-all.c accel: Report unknown accelerator as "not found" instead of "does not exist" accel: Make AccelClass.available() optional accel: Use QOM classes for accel types accel: Move accel name lookup to separate function accel: Simplify configure_accelerator() using AccelType *acc variable accel: Create AccelType typedef ... Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-10-09qemu-char: Fix reconnect socket error reportingCorey Minyard1-18/+34
If reconnect was set, errors wouldn't always be reported. Fix that and also only report a connect error once until a connection has been made. The primary purpose of this is to tell the user that a connection failed so they can know they need to figure out what went wrong. So we don't want to spew too much out here, just enough so they know. Signed-off-by: Corey Minyard <cminyard@mvista.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-09qemu-sockets: Add error to non-blocking connect handlerCorey Minyard5-12/+25
An error value here would be quite handy and more consistent with the rest of the code. Signed-off-by: Corey Minyard <cminyard@mvista.com> [Make sure SO_ERROR value is passed to error_setg_errno. - Paolo] Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-09qemu-error: Add error_vreport()Corey Minyard2-5/+19
Needed to nicely print socket error reports. Signed-off-by: Corey Minyard <cminyard@mvista.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-09virtio-scsi: fix use-after-free of VirtIOSCSIReqPaolo Bonzini1-4/+5
scsi_req_continue can complete the request and cause the VirtIOSCSIReq to be freed. Fetch req->sreq just once to avoid the bug. Reported-by: Richard Jones <rjones@redhat.com> Tested-by: Richard Jones <rjones@redhat.com> Reviewed-by: Fam Zheng <famz@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-09linuxboot: compute initrd loading addressPaolo Bonzini3-7/+61
Even though hw/i386/pc.c tries to compute a valid loading address for the initrd, close to the top of RAM, this does not take into account other data that is malloced into that memory by SeaBIOS. Luckily we can easily look at the memory map to find out how much memory is used up there. This patch places the initrd in the first four gigabytes, below the first hole (as returned by INT 15h, AX=e801h). Without this patch: [ 0.000000] init_memory_mapping: [mem 0x07000000-0x07fdffff] [ 0.000000] RAMDISK: [mem 0x0710a000-0x07fd7fff] With this patch: [ 0.000000] init_memory_mapping: [mem 0x07000000-0x07fdffff] [ 0.000000] RAMDISK: [mem 0x07112000-0x07fdffff] So linuxboot is able to use the 64k that were added as padding for QEMU <= 2.1. Acked-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-09kvm: Make KVMState be the TYPE_KVM_ACCEL instance structEduardo Habkost1-4/+9
Now that we create an accel object before calling machine_init, we can simply use the accel object to save all KVMState data, instead of allocationg KVMState manually. Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-09accel: Create accel object when initializing machineEduardo Habkost2-0/+9
Create an actual TYPE_ACCEL object when initializing a machine. This will allow accelerator classes to implement some initialization on instance_init, and to save state on the TYPE_ACCEL object. Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-09accel: Pass MachineState object to accel init functionsEduardo Habkost8-13/+14
Most of the machine options and machine state information is in the MachineState object, not on the MachineClass. This will allow init functions to use the MachineState object directly instead of qemu_get_machine_opts() or the current_machine global. Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-07Merge remote-tracking branch 'remotes/riku/tags/pull-linux-user-20141006-2' ↵Peter Maydell7-45/+104
into staging linux-user pull for 2.2 Clearest linux-user patches sent to the list since august, Apart from Mikhails patch, the rest are quite trivial. v2: check for CONFIG_TIMERFD only after it has been defined # gpg: Signature made Mon 06 Oct 2014 20:08:10 BST using RSA key ID DE3C9BC0 # gpg: Good signature from "Riku Voipio <riku.voipio@iki.fi>" # gpg: aka "Riku Voipio <riku.voipio@linaro.org>" * remotes/riku/tags/pull-linux-user-20141006-2: translate-all.c: memory walker initial address miscalculation linux-user: don't include timerfd if not needed linux-user: Simplify timerid checks on g_posix_timers range linux-user: Convert blkpg to use a special subop handler linux-user: Enable epoll_pwait syscall for ARM Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-10-06translate-all.c: memory walker initial address miscalculationMikhail Ilyin3-28/+27
The initial base address is miscalculated in walk_memory_regions(). It has to be shifted TARGET_PAGE_BITS more. Holder variables are extended to target_ulong size otherwise they don't fit for MIPS N32 (a 32-bit ABI with a 64-bit address space) and qemu won't compile. The issue led to incorrect debug output of memory maps and a mis-formed coredumped file. Signed-off-by: Mikhail Ilyin <m.ilin@samsung.com> Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
2014-10-06linux-user: don't include timerfd if not neededRiku Voipio1-1/+3
Without this, builds on older systems fail with: qemu/linux-user/syscall.c:61:25: warning: sys/timerfd.h: No such file or directory v2: fix the usual case where CONFIG_TIMERFD is enabled.. Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
2014-10-06linux-user: Simplify timerid checks on g_posix_timers rangeAlexander Graf1-13/+17
We check whether the passed in timer id is negative on all calls that involve g_posix_timers. However, these checks are bogus. First off we limit the timer_id to 16 bits which is not what Linux does. Then we check whether it's negative which it can't be because we masked it. We can safely remove the masking. For the negativity check we can just treat the timerid as unsigned and only check for upper boundaries. Signed-off-by: Alexander Graf <agraf@suse.de> Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
2014-10-06linux-user: Convert blkpg to use a special subop handlerAlexander Graf3-2/+56
The blkpg ioctl can take different payloads depending on the opcode in its payload structure. Create a new special ioctl handler that can only deal with partition style ones for now. This patch fixes running parted for me. Signed-off-by: Alexander Graf <agraf@suse.de> Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
2014-10-06linux-user: Enable epoll_pwait syscall for ARMPeter Maydell1-1/+1
We have support for the epoll_pwait syscall, but it wasn't enabled for ARM guests because we hadn't defined the syscall number; correct this deficiency. Reported-by: Dave Flogeras <dflogeras2@gmail.com> Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
2014-10-06gdbstub: Allow target CPUs to specify watchpoint STOP_BEFORE_ACCESS flagPeter Maydell7-9/+31
GDB assumes that watchpoint set via the gdbstub remote protocol will behave in the same way as hardware watchpoints for the target. In particular, whether the CPU stops with the PC before or after the insn which triggers the watchpoint is target dependent. Allow guest CPU code to specify which behaviour to use. This fixes a bug where with guest CPUs which stop before the accessing insn GDB would manually step forward over what it thought was the insn and end up one insn further forward than it should be. We set this flag for the CPU architectures which set gdbarch_have_nonsteppable_watchpoint in gdb 7.7: ARM, CRIS, LM32, MIPS and Xtensa. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> Tested-by: Max Filippov <jcmvbkbc@gmail.com> Tested-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> Tested-by: Michael Walle <michael@walle.cc> (for lm32) Message-id: 1410545057-14014-1-git-send-email-peter.maydell@linaro.org
2014-10-06Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into ↵Peter Maydell52-285/+500
staging # gpg: Signature made Sat 04 Oct 2014 21:24:46 BST using RSA key ID 81AB73C8 # gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>" # gpg: aka "Stefan Hajnoczi <stefanha@gmail.com>" * remotes/stefanha/tags/block-pull-request: (23 commits) blockdev-test: Test device_del after drive_del blockdev-test: Factor out some common code into helpers blockdev-test: Simplify by using g_assert_cmpstr() blockdev-test: Clean up bogus drive_add argument blockdev-test: Use single rather than double quotes in QMP drive_del-test: Merge of qdev-monitor-test, blockdev-test iotests: qemu-img info output for corrupt image qapi: Add corrupt field to ImageInfoSpecificQCow2 iotests: Use _img_info util: Emancipate id_wellformed() from QemuOpts q35/ahci: Pick up -cdrom and -hda options qtest/bios-tables: Correct Q35 command line ide: Update ide_drive_get to be HBA agnostic pc/vl: Add units-per-default-bus property blockdev: Allow overriding if_max_dev property blockdev: Orphaned drive search qemu-iotests: Fix supported cache modes for 052 make check-block: Use default cache modes Modify qemu_opt_rename to realize renaming all items in opts vmdk: Fix integer overflow in offset calculation ... Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-10-04blockdev-test: Test device_del after drive_delMarkus Armbruster1-0/+32
Executed in this order, drive_del and device_del's automatic drive deletion take notoriously tricky special paths. [Fixed "an device" -> "a device" typo as requested by Eric Blake. --Stefan] Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Message-id: 1412261496-24455-7-git-send-email-armbru@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-10-04blockdev-test: Factor out some common code into helpersMarkus Armbruster1-25/+25
Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Message-id: 1412261496-24455-6-git-send-email-armbru@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-10-04blockdev-test: Simplify by using g_assert_cmpstr()Markus Armbruster1-7/+2
Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Message-id: 1412261496-24455-5-git-send-email-armbru@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-10-04blockdev-test: Clean up bogus drive_add argumentMarkus Armbruster1-1/+1
The first argument should be a PCI address, which pci-addr=auto isn't. Doesn't really matter, as drive_add ignores its first argument when its second argument has if=none. Clean it up anyway. Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Message-id: 1412261496-24455-4-git-send-email-armbru@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-10-04blockdev-test: Use single rather than double quotes in QMPMarkus Armbruster1-16/+16
QMP accepts both single and double quotes. This is the only test using double quotes. They need to be quoted in C strings. Replace them by single quotes. Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Message-id: 1412261496-24455-3-git-send-email-armbru@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-10-04drive_del-test: Merge of qdev-monitor-test, blockdev-testMarkus Armbruster3-75/+48
Each of qdev-monitor-test and blockdev-test has just one test case, and both are about drive_del. [Extended copyright from 2013 to 2013-2014 as requested by Eric Blake. --Stefan] Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Message-id: 1412261496-24455-2-git-send-email-armbru@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-10-04iotests: qemu-img info output for corrupt imageMax Reitz2-0/+12
The "corrupt" entry in the format-specific information section should be "true". Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Message-id: 1412105489-7681-4-git-send-email-mreitz@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-10-04qapi: Add corrupt field to ImageInfoSpecificQCow2Max Reitz6-12/+28
Just like lazy-refcounts, this field will be present iff the qcow2 compat level is 1.1 (or probably any future revision). As expected, this breaks some tests due to the new field present in qemu-img info output; so fix their output accordingly. Suggested-by: Eric Blake <eblake@redhat.com> Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Message-id: 1412105489-7681-3-git-send-email-mreitz@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-10-04iotests: Use _img_infoMax Reitz6-68/+26
qemu-img info should only be used directly if the format-specific information or the name of the format is relevant (some tests explicitly test format-specific information; test 082 uses qcow2-specific settings to test the qemu-img interface); otherwise, tests should always use _img_info instead. Test 082 was touched only partially. It does test the qemu-img interface; however, its invocations of qemu-img info are not real tests but rather verifications, so if format-specific information is not important for the test, there is no reason not to use _img_info. In contrast to directly invoking qemu-img info, "qcow2" is replaced by "IMGFMT"; but as "qcow2" is only mentioned once in test 082 (in _supported_fmt), I consider this an improvement. Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Message-id: 1412105489-7681-2-git-send-email-mreitz@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-10-04accel: Rename 'init' method to 'init_machine'Eduardo Habkost5-8/+8
Today, all accelerator init functions affect some global state: * tcg_init() calls tcg_exec_init() and affects globals such as tcg_tcx, page size globals, and possibly others; * kvm_init() changes the kvm_state global, cpu_interrupt_handler, and possibly others; * xen_init() changes the xen_xc global, and registers a change state handler. With the new accelerator QOM classes, initialization may now be split in two steps: * instance_init() will do basic initialization that doesn't affect any global state and don't need MachineState or MachineClass data. This will allow probing code to safely create multiple accelerator objects on the fly just for reporting host/accelerator capabilities, for example. * accel_init_machine()/init_machine() will save the accelerator object in MachineState, and do initialization steps which still affect global state, machine state, or that need data from MachineClass or MachineState. To clarify the difference between those two steps, rename init() to init_machine(). Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-04accel: Move accel init/allowed code to separate functionEduardo Habkost1-3/+12
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-04accel: Remove tcg_available() functionEduardo Habkost3-7/+0
As the function always return 1, it is not needed anymore. Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-04accel: Move qtest accel registration to qtest.cEduardo Habkost3-20/+26
As qtest_availble() returns 1 only when CONFIG_POSIX is set, keep setting AccelClass.available to keep current behavior (this is different from what we did for KVM and Xen). This also allows us to make qtest_init_accel() static. Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-04accel: Move Xen registration code to xen-common.cEduardo Habkost4-26/+24
Note that this has an user-visible side-effect: instead of reporting "Xen is not supported for this target", QEMU binaries not supporting Xen will report "xen accelerator does not exist". As xen_available() always return 1 when CONFIG_XEN is enabled, we don't need to set AccelClass.available anymore. xen_enabled() is not being removed yet, but only because vl.c is still using it. This also allows us to make xen_init() static. Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-04accel: Move KVM accel registration to kvm-all.cEduardo Habkost4-26/+25
Note that this has an user-visible side-effect: instead of reporting "KVM is not supported for this target", QEMU binaries not supporting KVM will report "kvm accelerator does not exist". As kvm_availble() always return 1 when CONFIG_KVM is enabled, we don't need to set AccelClass.available anymore. kvm_enabled() is not being completely removed yet only because qmp_query_kvm() still uses it. This also allows us to make kvm_init() static. Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-04accel: Report unknown accelerator as "not found" instead of "does not exist"Eduardo Habkost1-1/+1
As the accelerator classes won't be registered anymore if they are not enabled at compile time, saying "does not exist" may be misleading, as the accelerator may be simply disabled. Change the wording to just say "not found". Suggested-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-04accel: Make AccelClass.available() optionalEduardo Habkost1-1/+1
When we move accel classes outside accel.c, the available() function won't be necessary anymore, because the classes will be registered only if the accelerator code is really enabled at build time. Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-04accel: Use QOM classes for accel typesEduardo Habkost2-24/+123
Instead of having a static AccelType array, register a class for each accelerator type, and use class name lookup to find accelerator information. Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-10-04accel: Move accel name lookup to separate functionEduardo Habkost1-24/+33
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
generated by cgit v1.2.1 (git 2.18.0) at 2024-07-03 21:08:36 +0000