qemu-devel
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [PATCH v1 0/2] i386/a-b-bootblock: zero the first byte of each page


From: Daniil Tatianin
Subject: Re: [PATCH v1 0/2] i386/a-b-bootblock: zero the first byte of each page on start
Date: Wed, 13 Sep 2023 17:49:02 +0300

ping
 
07.09.2023, 22:31, "Daniil Tatianin" <d-tatianin@yandex-team.ru>:

This series fixes an issue where the outcome of the migration qtest
relies on the initial memory contents all being the same across the
first 100MiB of RAM, which is a very fragile invariant.

We fix this by making sure we zero the first byte of every testable page
in range beforehand.

Daniil Tatianin (2):
  i386/a-b-bootblock: factor test memory addresses out into constants
  i386/a-b-bootblock: zero the first byte of each page on start

 tests/migration/i386/a-b-bootblock.S | 18 +++++++++++++++---
 tests/migration/i386/a-b-bootblock.h | 16 ++++++++--------
 2 files changed, 23 insertions(+), 11 deletions(-)
 

--
2.34.1
 

reply via email to

[Prev in Thread] Current Thread [Next in Thread]