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From: Jan Beulich <jbeulich@suse.com>
To: Andrew Cooper <andrew.cooper3@citrix.com>
Cc: "Roger Pau Monné" <roger.pau@citrix.com>, "Wei Liu" <wl@xen.org>,
	Xen-devel <xen-devel@lists.xenproject.org>
Subject: Re: [PATCH 2/8] x86/boot: Better describe the pagetable relocation loops
Date: Thu, 2 Dec 2021 12:43:29 +0100	[thread overview]
Message-ID: <cf2cd306-0dbd-0324-c85f-43f8f7f2ae81@suse.com> (raw)
In-Reply-To: <20211130100445.31156-3-andrew.cooper3@citrix.com>

On 30.11.2021 11:04, Andrew Cooper wrote:
> The first loop relocates all reachable non-leaf entries in idle_pg_table[],
> which includes l2_xenmap[511]'s reference to l1_fixmap_x[].
> 
> The second loop relocates only leaf mappings in l2_xenmap[], so update the
> skip condition to be opposite to the first loop.
> 
> No functional change.
> 
> Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>

Acked-by: Jan Beulich <jbeulich@suse.com>



  reply	other threads:[~2021-12-02 11:44 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-30 10:04 [PATCH 0/8] x86: Support for __ro_after_init Andrew Cooper
2021-11-30 10:04 ` [PATCH 1/8] x86/boot: Drop incorrect mapping at l2_xenmap[0] Andrew Cooper
2021-11-30 10:33   ` Jan Beulich
2021-11-30 11:14     ` Andrew Cooper
2021-11-30 11:22       ` Jan Beulich
2021-11-30 12:39         ` Andrew Cooper
2021-11-30 10:04 ` [PATCH 2/8] x86/boot: Better describe the pagetable relocation loops Andrew Cooper
2021-12-02 11:43   ` Jan Beulich [this message]
2021-11-30 10:04 ` [PATCH 3/8] x86/boot: Fix data placement around __high_start() Andrew Cooper
2021-12-02 11:49   ` Jan Beulich
2021-12-02 14:06     ` Andrew Cooper
2021-11-30 10:04 ` [PATCH 4/8] x86/mm: Drop bogus cacheability logic in update_xen_mappings() Andrew Cooper
2021-11-30 13:11   ` Andrew Cooper
2021-11-30 14:56     ` Andrew Cooper
2021-11-30 10:04 ` [PATCH 5/8] x86/boot: Drop xen_virt_end Andrew Cooper
2021-12-02 11:56   ` Jan Beulich
2021-12-02 14:07     ` Andrew Cooper
2021-11-30 10:04 ` [PATCH 6/8] x86/boot: Adjust .text/.rodata/etc permissions in one place Andrew Cooper
2021-12-02 12:15   ` Jan Beulich
2021-11-30 10:04 ` [PATCH 7/8] x86/boot: Support __ro_after_init Andrew Cooper
2021-12-02 13:10   ` Jan Beulich
2021-11-30 10:04 ` [PATCH RFC 8/8] x86/boot: Check that permission restrictions have taken effect Andrew Cooper
2021-12-02 13:33   ` Jan Beulich
2021-12-06 18:12     ` Andrew Cooper

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