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* migration/dirtyrate: simplify includes in dirtyrate.cChuan Zheng2020-11-121-5/+0Star
| | | | | | | | | | Remove redundant blank line which is left by Commit 662770af7c6e8c, also take this opportunity to remove redundant includes in dirtyrate.c. Signed-off-by: Chuan Zheng <zhengchuan@huawei.com> Message-Id: <1604030281-112946-1-git-send-email-zhengchuan@huawei.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
* Merge remote-tracking branch ↵Peter Maydell2020-10-131-1/+2
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 'remotes/vivier2/tags/trivial-branch-for-5.2-pull-request' into staging Trivial Patches Pull request 20201013 # gpg: Signature made Tue 13 Oct 2020 12:49:59 BST # gpg: using RSA key CD2F75DDC8E3A4DC2E4F5173F30C38BD3F2FBE3C # gpg: issuer "laurent@vivier.eu" # gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>" [full] # gpg: aka "Laurent Vivier <laurent@vivier.eu>" [full] # gpg: aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>" [full] # Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F 5173 F30C 38BD 3F2F BE3C * remotes/vivier2/tags/trivial-branch-for-5.2-pull-request: meson.build: drop duplicate 'sparc64' entry mingw: fix error __USE_MINGW_ANSI_STDIO redefined target/sparc/int32_helper: Remove duplicated 'Tag Overflow' entry goldfish_rtc: change MemoryRegionOps endianness to DEVICE_NATIVE_ENDIAN hw/char/serial: remove duplicate .class_init in serial_mm_info block/blkdebug: fix memory leak hw/pci: Fix typo in PCI hot-plug error message softmmu/memory: Log invalid memory accesses hw/acpi/piix4: Rename piix4_pm_add_propeties() to piix4_pm_add_properties() vmdk: fix maybe uninitialized warnings tests/test-char: Use a proper fallthrough comment hw/block/nvme: Simplify timestamp sum target/i386/cpu: Update comment that mentions Texinfo qemu-img-cmds.hx: Update comment that mentions Texinfo Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
| * mingw: fix error __USE_MINGW_ANSI_STDIO redefinedMarc-André Lureau2020-10-131-1/+2
| | | | | | | | | | | | | | | | | | | | | | Always put osdep.h first, and remove redundant stdlib.h include. Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Stefan Weil <sw@weilnetz.de> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-Id: <20201008165953.884599-1-marcandre.lureau@redhat.com> Signed-off-by: Laurent Vivier <laurent@vivier.eu>
* | migration/dirtyrate: present dirty rate only when querying the rate has ↵Chuan Zheng2020-10-121-2/+1Star
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | completed Make dirty_rate field optional, present dirty rate only when querying the rate has completed. The qmp results is shown as follow: @unstarted: {"return":{"status":"unstarted","start-time":0,"calc-time":0},"id":"libvirt-12"} @measuring: {"return":{"status":"measuring","start-time":102931,"calc-time":1},"id":"libvirt-85"} @measured: {"return":{"status":"measured","dirty-rate":4,"start-time":150146,"calc-time":1},"id":"libvirt-15"} Signed-off-by: Chuan Zheng <zhengchuan@huawei.com> Reviewed-by: David Edmondson <david.edmondson@oracle.com> Message-Id: <1601350938-128320-3-git-send-email-zhengchuan@huawei.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
* | migration/dirtyrate: record start_time and calc_time while at the measuring ↵Chuan Zheng2020-10-121-4/+9
|/ | | | | | | | | | | | | state Querying could include both the start-time and the calc-time while at the measuring state, allowing a caller to determine when they should expect to come back looking for a result. Signed-off-by: Chuan Zheng <zhengchuan@huawei.com> Message-Id: <1601350938-128320-2-git-send-email-zhengchuan@huawei.com> Reviewed-by: David Edmondson <david.edmondson@oracle.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
* migration/dirtyrate: Add trace_calls to make it easier to debugChuan Zheng2020-09-251-0/+9
| | | | | | | | | | Add trace_calls to make it easier to debug Signed-off-by: Chuan Zheng <zhengchuan@huawei.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: David Edmondson <david.edmondson@oracle.com> Message-Id: <1600237327-33618-13-git-send-email-zhengchuan@huawei.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
* migration/dirtyrate: Implement qmp_cal_dirty_rate()/qmp_get_dirty_rate() ↵Chuan Zheng2020-09-251-0/+62
| | | | | | | | | | | | | function Implement qmp_cal_dirty_rate()/qmp_get_dirty_rate() function which could be called Signed-off-by: Chuan Zheng <zhengchuan@huawei.com> Message-Id: <1600237327-33618-12-git-send-email-zhengchuan@huawei.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com> atomic function fixup Wording fixup in migration.json based on Eric's review
* migration/dirtyrate: Implement calculate_dirtyrate() functionChuan Zheng2020-09-251-2/+43
| | | | | | | | | | | Implement calculate_dirtyrate() function. Signed-off-by: Chuan Zheng <zhengchuan@huawei.com> Signed-off-by: YanYing Zhuang <ann.zhuangyanying@huawei.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: Li Qiang <liq3ea@gmail.com> Message-Id: <1600237327-33618-11-git-send-email-zhengchuan@huawei.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
* migration/dirtyrate: Implement set_sample_page_period() and ↵Chuan Zheng2020-09-251-0/+24
| | | | | | | | | | | | | | is_sample_period_valid() Implement is_sample_period_valid() to check if the sample period is vaild and do set_sample_page_period() to sleep specific time between sample actions. Signed-off-by: Chuan Zheng <zhengchuan@huawei.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: David Edmondson <david.edmondson@oracle.com> Reviewed-by: Li Qiang <liq3ea@gmail.com> Message-Id: <1600237327-33618-10-git-send-email-zhengchuan@huawei.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
* migration/dirtyrate: skip sampling ramblock with size below MIN_RAMBLOCK_SIZEChuan Zheng2020-09-251-0/+21
| | | | | | | | | | | | In order to sample real RAM, skip ramblock with size below MIN_RAMBLOCK_SIZE which is set as 128M. Signed-off-by: Chuan Zheng <zhengchuan@huawei.com> Reviewed-by: David Edmondson <david.edmondson@oracle.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: Li Qiang <liq3ea@gmail.com> Message-Id: <1600237327-33618-9-git-send-email-zhengchuan@huawei.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
* migration/dirtyrate: Compare page hash results for recorded sampled pageChuan Zheng2020-09-251-0/+63
| | | | | | | | | | | Compare page hash results for recorded sampled page. Signed-off-by: Chuan Zheng <zhengchuan@huawei.com> Signed-off-by: YanYing Zhuang <ann.zhuangyanying@huawei.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: Li Qiang <liq3ea@gmail.com> Message-Id: <1600237327-33618-8-git-send-email-zhengchuan@huawei.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
* migration/dirtyrate: Record hash results for each sampled pageChuan Zheng2020-09-251-0/+109
| | | | | | | | | | | | Record hash results for each sampled page, crc32 is taken to calculate hash results for each sampled length in TARGET_PAGE_SIZE. Signed-off-by: Chuan Zheng <zhengchuan@huawei.com> Signed-off-by: YanYing Zhuang <ann.zhuangyanying@huawei.com> Reviewed-by: David Edmondson <david.edmondson@oracle.com> Reviewed-by: Li Qiang <liq3ea@gmail.com> Message-Id: <1600237327-33618-7-git-send-email-zhengchuan@huawei.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
* migration/dirtyrate: move RAMBLOCK_FOREACH_MIGRATABLE into ram.hChuan Zheng2020-09-251-0/+1
| | | | | | | | | | | | RAMBLOCK_FOREACH_MIGRATABLE is need in dirtyrate measure, move the existing definition up into migration/ram.h Signed-off-by: Chuan Zheng <zhengchuan@huawei.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: David Edmondson <david.edmondson@oracle.com> Reviewed-by: Li Qiang <liq3ea@gmail.com> Message-Id: <1600237327-33618-6-git-send-email-zhengchuan@huawei.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
* migration/dirtyrate: Add dirtyrate statistics series functionsChuan Zheng2020-09-251-0/+32
| | | | | | | | | | Add dirtyrate statistics functions to record/update dirtyrate info. Signed-off-by: Chuan Zheng <zhengchuan@huawei.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: Li Qiang <liq3ea@gmail.com> Message-Id: <1600237327-33618-5-git-send-email-zhengchuan@huawei.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
* migration/dirtyrate: add DirtyRateStatus to denote calculation statusChuan Zheng2020-09-251-0/+26
| | | | | | | | | | | add DirtyRateStatus to denote calculating status. Signed-off-by: Chuan Zheng <zhengchuan@huawei.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: Li Qiang <liq3ea@gmail.com> Message-Id: <1600237327-33618-3-git-send-email-zhengchuan@huawei.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com> atomic name fixup
* migration/dirtyrate: setup up query-dirtyrate framworkChuan Zheng2020-09-251-0/+38
Add get_dirtyrate_thread() functions to setup query-dirtyrate framework. Signed-off-by: Chuan Zheng <zhengchuan@huawei.com> Signed-off-by: YanYing Zhuang <ann.zhuangyanying@huawei.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: David Edmondson <david.edmondson@oracle.com> Reviewed-by: Li Qiang <liq3ea@gmail.com> Message-Id: <1600237327-33618-2-git-send-email-zhengchuan@huawei.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
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