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2018-03-19monitor: move the cur_mon hack deeper for QMPPeter Xu
In monitor_qmp_read(), we have the hack to temporarily replace the cur_mon pointer. Now we move this hack deeper inside the QMP dispatcher routine since the Monitor pointer can be actually obtained using container_of() upon the parser object, just like most of the other JSON parser users do. This does not make much sense as a single patch. However, this will be a big step for the next patch, when the QMP dispatcher routine will be split from the QMP parser. Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Peter Xu <peterx@redhat.com> Message-Id: <20180309090006.10018-7-peterx@redhat.com> [eblake: rebase context of qobject_to() macro] Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19monitor: move skip_flush into monitor_data_initPeter Xu
It's part of the data init. Collect it. Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: Fam Zheng <famz@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Peter Xu <peterx@redhat.com> Message-Id: <20180309090006.10018-6-peterx@redhat.com> Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19qobject: let object_property_get_str() use new APIPeter Xu
We can simplify object_property_get_str() using the new qobject_get_try_str(). Reviewed-by: Fam Zheng <famz@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Peter Xu <peterx@redhat.com> Message-Id: <20180309090006.10018-5-peterx@redhat.com> [eblake: rebase context of qobject_to() macro] Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19qobject: introduce qobject_get_try_str()Peter Xu
A quick way to fetch string from qobject when it's a QString. Reviewed-by: Fam Zheng <famz@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Peter Xu <peterx@redhat.com> Message-Id: <20180309090006.10018-4-peterx@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> [eblake: rebase to qobject_to() macro] Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19qobject: introduce qstring_get_try_str()Peter Xu
The only difference from qstring_get_str() is that it allows the qstring to be NULL. If so, NULL is returned. CC: Eric Blake <eblake@redhat.com> CC: Markus Armbruster <armbru@redhat.com> Reviewed-by: Fam Zheng <famz@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Peter Xu <peterx@redhat.com> Message-Id: <20180309090006.10018-3-peterx@redhat.com> Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19docs: update QMP documents for OOB commandsPeter Xu
Update both the developer and spec for the new QMP OOB (Out-Of-Band) command. Signed-off-by: Peter Xu <peterx@redhat.com> Message-Id: <20180309090006.10018-2-peterx@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> [eblake: grammar tweaks] Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19chardev: tcp: postpone TLS work until machine doneDaniel P. Berrange
TLS handshake may create background GSource tasks, while we won't know the correct GMainContext until the whole chardev (including frontend) inited. Let's postpone the initial TLS handshake until machine done. For dynamically created tcp chardev, we don't postpone that by checking the init_machine_done variable. Signed-off-by: Daniel P. Berrange <berrange@redhat.com> [peterx: add missing include line, do unit test] Signed-off-by: Peter Xu <peterx@redhat.com> Message-Id: <20180308140714.28906-1-peterx@redhat.com> Acked-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19block: Deprecate "backing": ""Max Reitz
We have a clear replacement, so let's deprecate it. Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Alberto Garcia <berto@igalia.com> Message-Id: <20180224154033.29559-8-mreitz@redhat.com> Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19block: Handle null backing linkMax Reitz
Instead of converting all "backing": null instances into "backing": "", handle a null value directly in bdrv_open_inherit(). This enables explicitly null backing links for json:{} filenames. Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Alberto Garcia <berto@igalia.com> Message-Id: <20180224154033.29559-7-mreitz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> [eblake: rebase to qobject_to() parameter order and qapi headers split] Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19qapi: Make more of qobject_to()Max Reitz
This patch reworks some places which use either qobject_type() checks plus qobject_to(), where the latter alone is sufficient, or NULL checks plus qobject_type() checks where we can simply do a qobject_to() != NULL check. Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Alberto Garcia <berto@igalia.com> Message-Id: <20180224154033.29559-6-mreitz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> [eblake: rebase to qobject_to() parameter ordering] Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19qapi: Remove qobject_to_X() functionsMax Reitz
They are no longer needed now. Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Alberto Garcia <berto@igalia.com> Message-Id: <20180224154033.29559-5-mreitz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19qapi: Replace qobject_to_X(o) by qobject_to(X, o)Max Reitz
This patch was generated using the following Coccinelle script: @@ expression Obj; @@ ( - qobject_to_qnum(Obj) + qobject_to(QNum, Obj) | - qobject_to_qstring(Obj) + qobject_to(QString, Obj) | - qobject_to_qdict(Obj) + qobject_to(QDict, Obj) | - qobject_to_qlist(Obj) + qobject_to(QList, Obj) | - qobject_to_qbool(Obj) + qobject_to(QBool, Obj) ) and a bit of manual fix-up for overly long lines and three places in tests/check-qjson.c that Coccinelle did not find. Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Alberto Garcia <berto@igalia.com> Message-Id: <20180224154033.29559-4-mreitz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> [eblake: swap order from qobject_to(o, X), rebase to master, also a fix to latent false-positive compiler complaint about hw/i386/acpi-build.c] Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19qapi: Add qobject_to()Max Reitz
This is a dynamic casting macro that, given a QObject type, returns an object as that type or NULL if the object is of a different type (or NULL itself). The macro uses lower-case letters because: 1. There does not seem to be a hard rule on whether qemu macros have to be upper-cased, 2. The current situation in qapi/qmp is inconsistent (compare e.g. QINCREF() vs. qdict_put()), 3. qobject_to() will evaluate its @obj parameter only once, thus it is generally not important to the caller whether it is a macro or not, 4. I prefer it aesthetically. The macro parameter order is chosen with typename first for consistency with other QAPI macros like QAPI_CLONE(), as well as for legibility (read it as "qobject to" type "applied to" obj). Signed-off-by: Max Reitz <mreitz@redhat.com> Message-Id: <20180224154033.29559-3-mreitz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Alberto Garcia <berto@igalia.com> [eblake: swap parameter order to list type first, avoid clang ubsan warning on QOBJECT(NULL) and container_of(NULL,type,base)] Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19Merge remote-tracking branch ↵Peter Maydell
'remotes/pmaydell/tags/pull-target-arm-20180319' into staging target-arm queue: * fsl-imx6: Fix incorrect Ethernet interrupt defines * dump: Update correct kdump phys_base field for AArch64 * char: i.MX: Add support for "TX complete" interrupt * bcm2836/raspi: Fix various bugs resulting in panics trying to boot a Debian Linux kernel on raspi3 # gpg: Signature made Mon 19 Mar 2018 18:30:33 GMT # gpg: using RSA key 3C2525ED14360CDE # gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" # gpg: aka "Peter Maydell <pmaydell@gmail.com>" # gpg: aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" # Primary key fingerprint: E1A5 C593 CD41 9DE2 8E83 15CF 3C25 25ED 1436 0CDE * remotes/pmaydell/tags/pull-target-arm-20180319: hw/arm/raspi: Provide spin-loop code for AArch64 CPUs hw/arm/bcm2836: Hardcode correct CPU type hw/arm/bcm2836: Use correct affinity values for BCM2837 hw/arm/bcm2836: Create proper bcm2837 device hw/arm/bcm2836: Rename bcm2836 type/struct to bcm283x hw/arm/bcm2386: Fix parent type of bcm2386 hw/arm/boot: If booting a kernel in EL2, set SCR_EL3.HCE hw/arm/boot: assert that secure_boot and secure_board_setup are false for AArch64 hw/arm/raspi: Don't do board-setup or secure-boot for raspi3 char: i.MX: Add support for "TX complete" interrupt char: i.MX: Simplify imx_update() dump: Update correct kdump phys_base field for AArch64 fsl-imx6: Swap Ethernet interrupt defines Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-03-19hw/arm/raspi: Provide spin-loop code for AArch64 CPUsPeter Maydell
The raspi3 has AArch64 CPUs, which means that our smpboot code for keeping the secondary CPUs in a pen needs to have a version for A64 as well as A32. Without this, the secondary CPUs go into an infinite loop of taking undefined instruction exceptions. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-id: 20180313153458.26822-10-peter.maydell@linaro.org
2018-03-19hw/arm/bcm2836: Hardcode correct CPU typePeter Maydell
Now we have separate types for BCM2386 and BCM2387, we might as well just hard-code the CPU type they use rather than having it passed through as an object property. This then lets us put the initialization of the CPU object in init rather than realize. Note that this change means that it's no longer possible on the command line to use -cpu to ask for a different kind of CPU than the SoC supports. This was never a supported thing to do anyway; we were just not sanity-checking the command line. This does require us to only build the bcm2837 object on TARGET_AARCH64 configs, since otherwise it won't instantiate due to the missing cortex-a53 device and "make check" will fail. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Andrew Baumann <Andrew.Baumann@microsoft.com> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-id: 20180313153458.26822-9-peter.maydell@linaro.org
2018-03-19hw/arm/bcm2836: Use correct affinity values for BCM2837Peter Maydell
The BCM2837 sets the Aff1 field of the MPIDR affinity values for the CPUs to 0, whereas the BCM2836 uses 0xf. Set this correctly, as it is required for Linux to boot. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Andrew Baumann <Andrew.Baumann@microsoft.com> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-id: 20180313153458.26822-8-peter.maydell@linaro.org
2018-03-19hw/arm/bcm2836: Create proper bcm2837 devicePeter Maydell
The bcm2837 is pretty similar to the bcm2836, but it does have some differences. Notably, the MPIDR affinity aff1 values it sets for the CPUs are 0x0, rather than the 0xf that the bcm2836 uses, and if this is wrong Linux will not boot. Rather than trying to have one device with properties that configure it differently for the two cases, create two separate QOM devices for the two SoCs. We use the same approach as hw/arm/aspeed_soc.c and share code and have a data table that might differ per-SoC. For the moment the two types don't actually have different behaviour. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-id: 20180313153458.26822-7-peter.maydell@linaro.org
2018-03-19hw/arm/bcm2836: Rename bcm2836 type/struct to bcm283xPeter Maydell
Our BCM2836 type is really a generic one that can be any of the bcm283x family. Rename it accordingly. We change only the names which are visible via the header file to the rest of the QEMU code, leaving private function names in bcm2836.c as they are. This is a preliminary to making bcm283x be an abstract parent class to specific types for the bcm2836 and bcm2837. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Andrew Baumann <Andrew.Baumann@microsoft.com> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-id: 20180313153458.26822-6-peter.maydell@linaro.org
2018-03-19hw/arm/bcm2386: Fix parent type of bcm2386Peter Maydell
The TypeInfo and state struct for bcm2386 disagree about what the parent class is -- the TypeInfo says it's TYPE_SYS_BUS_DEVICE, but the BCM2386State struct only defines the parent_obj field as DeviceState. This would have caused problems if anything actually tried to treat the object as a TYPE_SYS_BUS_DEVICE. Fix the TypeInfo to use TYPE_DEVICE as the parent, since we don't need any of the additional functionality TYPE_SYS_BUS_DEVICE provides. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Andrew Baumann <Andrew.Baumann@microsoft.com> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-id: 20180313153458.26822-5-peter.maydell@linaro.org
2018-03-19hw/arm/boot: If booting a kernel in EL2, set SCR_EL3.HCEPeter Maydell
If we're directly booting a Linux kernel and the CPU supports both EL3 and EL2, we start the kernel in EL2, as it expects. We must also set the SCR_EL3.HCE bit in this situation, so that the HVC instruction is enabled rather than UNDEFing. Otherwise at least some kernels will panic when trying to initialize KVM in the guest. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Message-id: 20180313153458.26822-4-peter.maydell@linaro.org
2018-03-19hw/arm/boot: assert that secure_boot and secure_board_setup are false for ↵Peter Maydell
AArch64 Add some assertions that if we're about to boot an AArch64 kernel, the board code has not mistakenly set either secure_boot or secure_board_setup. It doesn't make sense to set secure_boot, because all AArch64 kernels must be booted in non-secure mode. It might in theory make sense to set secure_board_setup, but we don't currently support that, because only the AArch32 bootloader[] code calls this hook; bootloader_aarch64[] does not. Since we don't have a current need for this functionality, just assert that we don't try to use it. If it's needed we'll add it later. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-id: 20180313153458.26822-3-peter.maydell@linaro.org
2018-03-19hw/arm/raspi: Don't do board-setup or secure-boot for raspi3Peter Maydell
For the rpi1 and 2 we want to boot the Linux kernel via some custom setup code that makes sure that the SMC instruction acts as a no-op, because it's used for cache maintenance. The rpi3 boots AArch64 kernels, which don't need SMC for cache maintenance and always expect to be booted non-secure. Don't fill in the aarch32-specific parts of the binfo struct. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Andrew Baumann <Andrew.Baumann@microsoft.com> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-id: 20180313153458.26822-2-peter.maydell@linaro.org
2018-03-19char: i.MX: Add support for "TX complete" interruptAndrey Smirnov
Add support for "TX complete"/TXDC interrupt generate by real HW since it is needed to support guests other than Linux. Based on the patch by Bill Paul as found here: https://bugs.launchpad.net/qemu/+bug/1753314 Cc: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org Cc: Bill Paul <wpaul@windriver.com> Cc: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Bill Paul <wpaul@windriver.com> Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com> Message-id: 20180315191141.6789-2-andrew.smirnov@gmail.com Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-03-19char: i.MX: Simplify imx_update()Andrey Smirnov
Code of imx_update() is slightly confusing since the "flags" variable doesn't really corespond to anything in real hardware and server as a kitchensink accumulating events normally reported via USR1 and USR2 registers. Change the code to explicitly evaluate state of interrupts reported via USR1 and USR2 against corresponding masking bits and use the to detemine if IRQ line should be asserted or not. NOTE: Check for UTS1_TXEMPTY being set has been dropped for two reasons: 1. Emulation code implements a single character FIFO, so this flag will always be set since characters are trasmitted as a part of the code emulating "push" into the FIFO 2. imx_update() is really just a function doing ORing and maksing of reported events, so checking for UTS1_TXEMPTY should happen, if it's ever really needed should probably happen outside of it. Cc: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org Cc: Bill Paul <wpaul@windriver.com> Cc: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com> Message-id: 20180315191141.6789-1-andrew.smirnov@gmail.com Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-03-19dump: Update correct kdump phys_base field for AArch64Wei Huang
For guest kernel that supports KASLR, the load address can change every time when guest VM runs. To find the physical base address correctly, current QEMU dump searches VMCOREINFO for the string "NUMBER(phys_base)=". However this string pattern is only available on x86_64. AArch64 uses a different field, called "NUMBER(PHYS_OFFSET)=". This patch makes sure QEMU dump uses the correct string on AArch64. Signed-off-by: Wei Huang <wei@redhat.com> Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com> Message-id: 1520615003-20869-1-git-send-email-wei@redhat.com Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-03-19fsl-imx6: Swap Ethernet interrupt definesGuenter Roeck
The sabrelite machine model used by qemu-system-arm is based on the Freescale/NXP i.MX6Q processor. This SoC has an on-board ethernet controller which is supported in QEMU using the imx_fec.c module (actually called imx.enet for this model.) The include/hw/arm/fsm-imx6.h file defines the interrupt vectors for the imx.enet device like this: #define FSL_IMX6_ENET_MAC_1588_IRQ 118 #define FSL_IMX6_ENET_MAC_IRQ 119 According to https://www.nxp.com/docs/en/reference-manual/IMX6DQRM.pdf, page 225, in Table 3-1. ARM Cortex A9 domain interrupt summary, interrupts are as follows. 150 ENET MAC 0 IRQ 151 ENET MAC 0 1588 Timer interrupt where 150 - 32 == 118 151 - 32 == 119 In other words, the vector definitions in the fsl-imx6.h file are reversed. Fixing the interrupts alone causes problems with older Linux kernels: The Ethernet interface will fail to probe with Linux v4.9 and earlier. Linux v4.1 and earlier will crash due to a bug in Ethernet driver probe error handling. This is a Linux kernel problem, not a qemu problem: the Linux kernel only worked by accident since it requested both interrupts. For backward compatibility, generate the Ethernet interrupt on both interrupt lines. This was shown to work from all Linux kernel releases starting with v3.16. Link: https://bugs.launchpad.net/qemu/+bug/1753309 Signed-off-by: Guenter Roeck <linux@roeck-us.net> Message-id: 1520723090-22130-1-git-send-email-linux@roeck-us.net Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-03-19cpu: drop unnecessary NULL check and cpu_common_class_by_name()Igor Mammedov
both do nothing as for the first all callers parse_cpu_model() and qmp_query_cpu_model_() should provide non NULL value, so just abort if it's not so. While at it drop cpu_common_class_by_name() which is not need any more as every target has CPUClass::class_by_name callback by now, though abort in case a new arch will forget to define one. Signed-off-by: Igor Mammedov <imammedo@redhat.com> Message-Id: <1518013857-4372-1-git-send-email-imammedo@redhat.com> Reviewed-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-03-19cpu: get rid of unused cpu_init() definesIgor Mammedov
cpu_init(cpu_model) were replaced by cpu_create(cpu_type) so no users are left, remove it. Signed-off-by: Igor Mammedov <imammedo@redhat.com> Acked-by: David Gibson <david@gibson.dropbear.id.au> (ppc) Reviewed-by: Eduardo Habkost <ehabkost@redhat.com> Message-Id: <1518000027-274608-6-git-send-email-imammedo@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-03-19Use cpu_create(type) instead of cpu_init(cpu_model)Igor Mammedov
With all targets defining CPU_RESOLVING_TYPE, refactor cpu_parse_cpu_model(type, cpu_model) to parse_cpu_model(cpu_model) so that callers won't have to know internal resolving cpu type. Place it in exec.c so it could be called from both target independed vl.c and *-user/main.c. That allows us to stop abusing cpu type from MachineClass::default_cpu_type as resolver class in vl.c which were confusing part of cpu_parse_cpu_model(). Also with new parse_cpu_model(), the last users of cpu_init() in null-machine.c and bsd/linux-user targets could be switched to cpu_create() API and cpu_init() API will be removed by follow up patch. With no longer users left remove MachineState::cpu_model field, new code should use MachineState::cpu_type instead and leave cpu_model parsing to generic code in vl.c. Signed-off-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: Eduardo Habkost <ehabkost@redhat.com> Message-Id: <1518000027-274608-5-git-send-email-imammedo@redhat.com> [ehabkost: Fix bsd-user build error] Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-03-19cpu: add CPU_RESOLVING_TYPE macroIgor Mammedov
it will be used for providing to cpu name resolving class for parsing cpu model for system and user emulation code. Along with change add target to null-machine tests, so that when switch to CPU_RESOLVING_TYPE happens, it would ensure that null-machine usecase still works. Signed-off-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: Laurent Vivier <laurent@vivier.eu> (m68k) Acked-by: David Gibson <david@gibson.dropbear.id.au> (ppc) Acked-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de> (tricore) Message-Id: <1518000027-274608-4-git-send-email-imammedo@redhat.com> Reviewed-by: Eduardo Habkost <ehabkost@redhat.com> [ehabkost: Added macro to riscv too] Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-03-19tests: add machine 'none' with -cpu testIgor Mammedov
Check that "$QEMU -M none -cpu FOO" starts QEMU without error Signed-off-by: Igor Mammedov <imammedo@redhat.com> Message-Id: <1518000027-274608-3-git-send-email-imammedo@redhat.com> [ehabkost: include qmp/qdict.h instead of qmp/types.h] [ehabkost: add riscv targets to machine-none-test] Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-03-19nios2: 10m50_devboard: replace cpu_model with cpu_typeIgor Mammedov
use cpu_create() instead of being removed cpu_generic_init() Signed-off-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: Eduardo Habkost <ehabkost@redhat.com> Message-Id: <1518000027-274608-2-git-send-email-imammedo@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-03-19compiler: Add QEMU_BUILD_BUG_MSG() macroMax Reitz
_Static_assert() allows us to specify messages, and that may come in handy. Even without _Static_assert(), encouraging developers to put a helpful message next to the QEMU_BUILD_BUG_* may make debugging easier whenever it breaks. Signed-off-by: Max Reitz <mreitz@redhat.com> Message-Id: <20180224154033.29559-2-mreitz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Alberto Garcia <berto@igalia.com> Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19qapi: generate a literal qobject for introspectionMarc-André Lureau
Replace the generated json string with a literal qobject. The later is easier to deal with, at run time as well as compile time: adding #if conditionals will be easier than in a json string. The output of query-qmp-schema is not changed. Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> Reviewed-by: Markus Armbruster <armbru@redhat.com> Message-Id: <20180305172951.2150-5-marcandre.lureau@redhat.com> [eblake: fix python 3 failure] Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19qlit: add qobject_from_qlit()Marc-André Lureau
Instantiate a QObject* from a literal QLitObject. LitObject only supports int64_t for now. uint64_t and double aren't implemented. Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> Reviewed-by: Markus Armbruster <armbru@redhat.com> Message-Id: <20180305172951.2150-4-marcandre.lureau@redhat.com> Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19qlit: use QType instead of intMarc-André Lureau
Suggested-by: Markus Armbruster <armbru@redhat.com> Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Markus Armbruster <armbru@redhat.com> Message-Id: <20180305172951.2150-3-marcandre.lureau@redhat.com> Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19qapi2texi: minor python code simplificationMarc-André Lureau
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> Reviewed-by: Markus Armbruster <armbru@redhat.com> Message-Id: <20180305172951.2150-2-marcandre.lureau@redhat.com> Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into stagingPeter Maydell
Block layer patches # gpg: Signature made Mon 19 Mar 2018 11:01:45 GMT # gpg: using RSA key 7F09B272C88F2FD6 # gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>" # Primary key fingerprint: DC3D EB15 9A9A F95D 3D74 56FE 7F09 B272 C88F 2FD6 * remotes/kevin/tags/for-upstream: (46 commits) iotests: Avoid realpath, for CentOS 6 block: fix iotest 146 output expectations iscsi: fix iSER compilation block: Fix leak of ignore_children in error path vvfat: Fix inherit_options flags block/mirror: change the semantic of 'force' of block-job-cancel vpc: Require aligned size in .bdrv_co_create vpc: Support .bdrv_co_create vhdx: Support .bdrv_co_create vdi: Make comments consistent with other drivers qed: Support .bdrv_co_create qcow: Support .bdrv_co_create qemu-iotests: Enable write tests for parallels parallels: Support .bdrv_co_create iotests: Add regression test for commit base locking block: Fix flags in reopen queue vdi: Implement .bdrv_co_create vdi: Move file creation to vdi_co_create_opts vdi: Pull option parsing from vdi_co_create qemu-iotests: Test luks QMP image creation ... Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-03-19iotests: Avoid realpath, for CentOS 6Eric Blake
CentOS 6 lacks a realpath binary on the base install, which makes all iotests runs fail since the 2.11 release: 001 - output mismatch (see 001.out.bad) ./check: line 815: realpath: command not found diff: missing operand after `/home/dummy/qemu/tests/qemu-iotests/001.out' diff: Try `diff --help' for more information. Many of the uses of 'realpath' in the check script were being used on the output of 'type -p' - but that is already an absolute file name. While a canonical name can often be shorter (realpath gets rid of /../), it can also be longer (due to symlink expansion); and we really don't care if the name is canonical, merely that it was an executable file with an absolute path. These were broken in commit cceaf1db. The remaining use of realpath was to convert a possibly relative filename into an absolute one before calling diff to make it easier to copy-and-paste the filename for moving the .bad file into place as the new reference file even when running iotests out-of-tree (see commit 93e53fb6), but $PWD can achieve the same purpose. Signed-off-by: Eric Blake <eblake@redhat.com> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Reviewed-by: Jeff Cody <jcody@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2018-03-19block: fix iotest 146 output expectationsJeff Cody
Commit bff5554843 added "force_size" into the common.filter for _filter_img_create(), but test 146 still expects it in the output. Signed-off-by: Jeff Cody <jcody@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2018-03-19iscsi: fix iSER compilationPaolo Bonzini
This fails in Fedora 28. Reported-by: Andreas Schwab <schwab@suse.de> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2018-03-19block: Fix leak of ignore_children in error pathFam Zheng
Reported-by: Max Reitz <mreitz@redhat.com> Signed-off-by: Fam Zheng <famz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Alberto Garcia <berto@igalia.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2018-03-19vvfat: Fix inherit_options flagsFam Zheng
Overriding flags violates the precedence rules of bdrv_reopen_queue_child. Just like the read-only option, no-flush should be put into the options. The same is done in bdrv_temp_snapshot_options. Reported-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Fam Zheng <famz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2018-03-19block/mirror: change the semantic of 'force' of block-job-cancelLiang Li
When doing drive mirror to a low speed shared storage, if there was heavy BLK IO write workload in VM after the 'ready' event, drive mirror block job can't be canceled immediately, it would keep running until the heavy BLK IO workload stopped in the VM. Libvirt depends on the current block-job-cancel semantics, which is that when used without a flag after the 'ready' event, the command blocks until data is in sync. However, these semantics are awkward in other situations, for example, people may use drive mirror for realtime backups while still wanting to use block live migration. Libvirt cannot start a block live migration while another drive mirror is in progress, but the user would rather abandon the backup attempt as broken and proceed with the live migration than be stuck waiting for the current drive mirror backup to finish. The drive-mirror command already includes a 'force' flag, which libvirt does not use, although it documented the flag as only being useful to quit a job which is paused. However, since quitting a paused job has the same effect as abandoning a backup in a non-paused job (namely, the destination file is not in sync, and the command completes immediately), we can just improve the documentation to make the force flag obviously useful. Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Jeff Cody <jcody@redhat.com> Cc: Kevin Wolf <kwolf@redhat.com> Cc: Max Reitz <mreitz@redhat.com> Cc: Eric Blake <eblake@redhat.com> Cc: John Snow <jsnow@redhat.com> Reported-by: Huaitong Han <huanhuaitong@didichuxing.com> Signed-off-by: Huaitong Han <huanhuaitong@didichuxing.com> Signed-off-by: Liang Li <liliangleo@didichuxing.com> Signed-off-by: Jeff Cody <jcody@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2018-03-19vpc: Require aligned size in .bdrv_co_createKevin Wolf
Perform the rounding to match a CHS geometry only in the legacy code path in .bdrv_co_create_opts. QMP now requires that the user already passes a CHS aligned image size, unless force-size=true is given. CHS alignment is required to make the image compatible with Virtual PC, but not for use with newer Microsoft hypervisors. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com>
2018-03-19vpc: Support .bdrv_co_createKevin Wolf
This adds the .bdrv_co_create driver callback to vpc, which enables image creation over QMP. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com>
2018-03-19vhdx: Support .bdrv_co_createKevin Wolf
This adds the .bdrv_co_create driver callback to vhdx, which enables image creation over QMP. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com>
2018-03-19vdi: Make comments consistent with other driversKevin Wolf
This makes the .bdrv_co_create(_opts) implementation of vdi look more like the other recently converted block drivers. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com>
2018-03-19qed: Support .bdrv_co_createKevin Wolf
This adds the .bdrv_co_create driver callback to qed, which enables image creation over QMP. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com>