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[Bug 1869426] Re: 5.0rc0->4.2 serial migraiton
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From: |
Dr. David Alan Gilbert |
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Subject: |
[Bug 1869426] Re: 5.0rc0->4.2 serial migraiton |
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Date: |
Fri, 27 Mar 2020 20:43:05 -0000 |
git bisect says:
c9808d602813bce4fada7bf9ecc463aa779b73f7 is the first bad commit
commit c9808d602813bce4fada7bf9ecc463aa779b73f7
Author: Marc-André Lureau <address@hidden>
Date: Tue Oct 22 01:02:50 2019 +0200
serial: realize the serial device
Instead of calling serial_realize_core(), use the QDev realize
callback.
Signed-off-by: Marc-André Lureau <address@hidden>
Reviewed-by: Philippe Mathieu-Daudé <address@hidden>
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https://bugs.launchpad.net/bugs/1869426
Title:
5.0rc0->4.2 serial migraiton
Status in QEMU:
New
Bug description:
Migrating from 5.0rc0->4.2 with pc-q35-4.2 we get an error:
Unknown savevm section or instance 'serial' 1
dumping the migration streams it looks like 5.0 is duplicating the
serial migration data:
"serial (26)": {
"divider": "0x000c",
"rbr": "0x00",
"ier": "0x00",
"iir": "0x01",
"lcr": "0x00",
"mcr": "0x00",
"lsr": "0x60",
"msr": "0xb0",
"scr": "0x00",
"fcr_vmstate": "0x00"
},
"serial (27)": {
"state": {
"divider": "0x000c",
"rbr": "0x00",
"ier": "0x00",
"iir": "0x01",
"lcr": "0x00",
"mcr": "0x00",
"lsr": "0x60",
"msr": "0xb0",
"scr": "0x00",
"fcr_vmstate": "0x00"
}
},
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