From: Baoquan He <bhe@redhat.com>
To: Borislav Petkov <bp@alien8.de>, Masayoshi Mizuma <msys.mizuma@gmail.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
x86@kernel.org, Masayoshi Mizuma <m.mizuma@jp.fujitsu.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v5 4/4] x86/mm/KASLR: Adjust the padding size for the direct mapping.
Date: Sat, 14 Dec 2019 18:07:00 +0800 [thread overview]
Message-ID: <20191214100700.GK28917@MiWiFi-R3L-srv> (raw)
In-Reply-To: <20191214071329.GA28635@zn.tnic>
On 12/14/19 at 08:13am, Borislav Petkov wrote:
> On Sat, Dec 14, 2019 at 07:29:28AM +0800, Baoquan He wrote:
> > OK, you mean parsing SRAT again before kernel_randomize_memory(). I
> > think this is what Masa made this patchset to avoid. Then we will have
> > three times SRAT parsing.
>
> Can the SRAT parsing be *moved* up so that it is done before
> kernel_randomize_memory() ?
>
> So that it doesn't happen 3 times and acpi_numa_init() can simply use
> the already parsed results.
Not very sure, It could be doable. Maybe Masa can have a try.
next prev parent reply other threads:[~2019-12-14 10:09 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-15 14:49 [PATCH v5 0/4] Adjust the padding size for KASLR Masayoshi Mizuma
2019-11-15 14:49 ` [PATCH v5 1/4] x86/boot: Wrap up the SRAT traversing code into subtable_parse() Masayoshi Mizuma
2019-12-12 20:18 ` Borislav Petkov
2019-11-15 14:49 ` [PATCH v5 2/4] x86/boot: Add max_addr field in struct boot_params Masayoshi Mizuma
2019-11-15 14:49 ` [PATCH v5 3/4] x86/boot: Get the max address from SRAT Masayoshi Mizuma
2019-11-15 14:49 ` [PATCH v5 4/4] x86/mm/KASLR: Adjust the padding size for the direct mapping Masayoshi Mizuma
2019-11-17 0:42 ` Baoquan He
2019-12-12 20:19 ` Borislav Petkov
2019-12-13 13:28 ` Baoquan He
2019-12-13 14:15 ` Borislav Petkov
2019-12-13 14:54 ` Baoquan He
2019-12-13 16:38 ` Borislav Petkov
2019-12-13 23:29 ` Baoquan He
2019-12-14 7:13 ` Borislav Petkov
2019-12-14 10:07 ` Baoquan He [this message]
2019-12-14 3:33 ` Baoquan He
2019-12-14 7:15 ` Borislav Petkov
2019-12-12 20:17 ` [PATCH v5 0/4] Adjust the padding size for KASLR Borislav Petkov
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