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[PATCH 0/2] g364fb: fix migration (or: fix migration for MIPS magnum mac


From: Mark Cave-Ayland
Subject: [PATCH 0/2] g364fb: fix migration (or: fix migration for MIPS magnum machines)
Date: Fri, 25 Jun 2021 08:38:42 +0100

I noticed whilst testing the previous dp8393x patchset that I would always
get a segfault whilst attempting to migrate the MIPS magnum machine.

A bit of detective work shows that the problem is an incorrect 
VMStateDescription
in the g364fb device which expects a G364State but instead receives a
G364SysBusState.

Looking back through the git history suggests that migration for this device
(and also the MIPS magnum machines) has been broken for several years, so patch
1 takes the opportunity to improve the migration stream for the framebuffer
first whilst patch 2 contains the actual fix.

Note that I don't use the MIPS magnum machines on a regular basis but the
patchset fixes the migration error and survives some light testing here.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>


Mark Cave-Ayland (2):
  g364fb: use RAM memory region for framebuffer
  g364fb: add VMStateDescription for G364SysBusState

 hw/display/g364fb.c | 27 ++++++++++++++++++---------
 1 file changed, 18 insertions(+), 9 deletions(-)

-- 
2.20.1




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