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From: Peter Xu <peterx@redhat.com>
To: Daniil Tatianin <d-tatianin@yandex-team.ru>
Cc: Juan Quintela <quintela@redhat.com>,
	Leonardo Bras <leobras@redhat.com>,
	qemu-devel@nongnu.org, yc-core@yandex-team.ru
Subject: Re: [PATCH 0/2] i386/a-b-bootblock: zero the first byte of each page on start
Date: Tue, 26 Sep 2023 17:01:38 -0400	[thread overview]
Message-ID: <ZRNGspuTX84gStfe@x1n> (raw)
In-Reply-To: <20230907192944.1609099-1-d-tatianin@yandex-team.ru>

On Thu, Sep 07, 2023 at 10:29:42PM +0300, Daniil Tatianin wrote:
> 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.

What's the difference between this one and:

https://lore.kernel.org/r/20230907193051.1609310-1-d-tatianin@yandex-team.ru

?

Thanks,

-- 
Peter Xu



      parent reply	other threads:[~2023-09-26 21:03 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-07 19:29 [PATCH 0/2] i386/a-b-bootblock: zero the first byte of each page on start Daniil Tatianin
2023-09-07 19:29 ` [PATCH 1/2] i386/a-b-bootblock: factor test memory addresses out into constants Daniil Tatianin
2023-09-26 20:31   ` Vladimir Sementsov-Ogievskiy
2023-09-07 19:29 ` [PATCH 2/2] i386/a-b-bootblock: zero the first byte of each page on start Daniil Tatianin
2023-09-26 20:41   ` Vladimir Sementsov-Ogievskiy
2023-09-26 21:11     ` Daniil Tatianin
2023-09-26 21:01 ` Peter Xu [this message]

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