linux-kernel - Re: [PATCH v2 1/4] mm: Add optional close() to struct vm_special

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <67108df9-7374-a64e-ca82-8c46d67fb55b@landley.net>
Date: Tue, 20 Aug 2024 17:10:32 -0500
From: Rob Landley <rob@...dley.net>
To: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Michael Ellerman <mpe@...erman.id.au>,
 Nathan Chancellor <nathan@...nel.org>, Guo Ren <guoren@...nel.org>,
 Brian Cain <bcain@...cinc.com>, Dinh Nguyen <dinguyen@...nel.org>,
 Yoshinori Sato <ysato@...rs.sourceforge.jp>, Rich Felker <dalias@...c.org>,
 John Paul Adrian Glaubitz <glaubitz@...sik.fu-berlin.de>,
 Richard Weinberger <richard@....at>,
 Anton Ivanov <anton.ivanov@...bridgegreys.com>,
 Johannes Berg <johannes@...solutions.net>, linux-mm@...ck.org,
 linuxppc-dev@...ts.ozlabs.org, akpm@...ux-foundation.org,
 christophe.leroy@...roup.eu, jeffxu@...gle.com, Liam.Howlett@...cle.com,
 linux-kernel@...r.kernel.org, npiggin@...il.com, oliver.sang@...el.com,
 pedro.falcato@...il.com, linux-um@...ts.infradead.org,
 linux-csky@...r.kernel.org, linux-hexagon <linux-hexagon@...r.kernel.org>,
 Linux-sh list <linux-sh@...r.kernel.org>
Subject: Re: [PATCH v2 1/4] mm: Add optional close() to struct
 vm_special_mapping

On 8/20/24 16:31, Linus Torvalds wrote:
> On Tue, 20 Aug 2024 at 14:17, Rob Landley <rob@...dley.net> wrote:
>>
>> Hexagon also has &&vdso_page which I don't understand (but have a toolchain for
>> somewhere to at least smoketest...)
> 
> The '&&' is just a typo. It should obviously be just a single '&'. As
> mentioned, the only testing that patch got was a x86-64 UML build
> test.
> 
> Fixed locally.

I deleted the extra ; and arch/sh4 built and qemu-system-sh4 booted to shell prompt:

Freeing initrd memory: 556K
Freeing unused kernel image (initmem) memory: 132K
This architecture does not have kernel memory protection.
Run /init as init process
8139cp 0000:00:02.0 eth0: link up, 100Mbps, full-duplex, lpa 0x05E1
Type exit when done.
# cat /proc/version
Linux version 6.11.0-rc4 (landley@...ftwood) (sh4-linux-musl-gcc (GCC) 11.2.0,
GNU ld (GNU Binutils) 2.33.1) #1 Tue Aug 20 16:45:25 CDT 2024
# head -n 3 /proc/cpuinfo
machine		: RTS7751R2D
processor	: 0
cpu family	: sh4

Tested-by: Rob Landley <rob@...dley.net>

Rob