From: Will Deacon <will@kernel.org>
To: Dmitry Safonov <dima@arista.com>
Cc: linux-kernel@vger.kernel.org,
Dmitry Safonov <0x7f454c46@gmail.com>,
Alexander Viro <viro@zeniv.linux.org.uk>,
Andrew Morton <akpm@linux-foundation.org>,
Andy Lutomirski <luto@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
Borislav Petkov <bp@alien8.de>,
Catalin Marinas <catalin.marinas@arm.com>,
Christophe Leroy <christophe.leroy@csgroup.eu>,
Guo Ren <guoren@kernel.org>, "H. Peter Anvin" <hpa@zytor.com>,
Ingo Molnar <mingo@redhat.com>, Oleg Nesterov <oleg@redhat.com>,
Russell King <linux@armlinux.org.uk>,
Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
Thomas Gleixner <tglx@linutronix.de>,
Vincenzo Frascino <vincenzo.frascino@arm.com>,
x86@kernel.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v3 04/23] arm64: Use in_compat_task() in arch_setup_additional_pages()
Date: Tue, 15 Jun 2021 11:21:40 +0100 [thread overview]
Message-ID: <20210615102140.GA20225@willie-the-truck> (raw)
In-Reply-To: <20210611180242.711399-5-dima@arista.com>
On Fri, Jun 11, 2021 at 07:02:23PM +0100, Dmitry Safonov wrote:
> Instead of providing compat_arch_setup_additional_pages(), check if the
> task is compatible from personality, which is set earlier in
> load_elf_binary(). That will align code with powerpc and sparc, also
> it'll allow to completely remove compat_arch_setyp_addtional_pages()
> macro after doing the same for x86, simiplifying the binfmt code
> in the end and leaving elf loader single function.
>
> Cc: linux-arm-kernel@lists.infradead.org
> Signed-off-by: Dmitry Safonov <dima@arista.com>
> ---
> arch/arm64/include/asm/elf.h | 5 -----
> arch/arm64/kernel/vdso.c | 21 ++++++++++-----------
> 2 files changed, 10 insertions(+), 16 deletions(-)
Acked-by: Will Deacon <will@kernel.org>
Will
next prev parent reply other threads:[~2021-06-15 10:21 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-11 18:02 [PATCH v3 00/23] Add generic vdso_base tracking Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 01/23] x86/elf: Check in_x32_syscall() in compat_arch_setup_additional_pages() Dmitry Safonov
2021-06-19 20:41 ` Thomas Gleixner
2021-06-21 20:59 ` Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 02/23] elf: Move arch_setup_additional_pages() to generic elf.h Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 03/23] arm/elf: Remove needless ifdef CONFIG_MMU Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 04/23] arm64: Use in_compat_task() in arch_setup_additional_pages() Dmitry Safonov
2021-06-15 10:21 ` Will Deacon [this message]
2021-06-11 18:02 ` [PATCH v3 05/23] x86: Remove compat_arch_setup_additional_pages() Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 06/23] elf: " Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 07/23] vdso: Set mm->context.vdso only on success of _install_special_mapping() Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 08/23] elf/vdso: Modify arch_setup_additional_pages() parameters Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 09/23] elf: Use sysinfo_ehdr in ARCH_DLINFO() Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 10/23] arm/vdso: Remove vdso pointer from mm->context Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 11/23] s390/vdso: Remove vdso_base " Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 12/23] sparc/vdso: Remove vdso " Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 13/23] mm/mmap: Make vm_special_mapping::mremap return void Dmitry Safonov
2021-06-17 7:20 ` Christophe Leroy
2021-06-21 21:12 ` Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 14/23] x86/signal: Land on &frame->retcode when vdso isn't mapped Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 15/23] x86/signal: Check if vdso_image_32 is mapped before trying to land on it Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 16/23] mm: Add vdso_base in mm_struct Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 17/23] x86/vdso: Migrate to generic vdso_base Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 18/23] arm/vdso: " Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 19/23] arm64/vdso: Migrate compat signals " Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 20/23] arm64/vdso: Migrate native " Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 21/23] mips/vdso: Migrate " Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 22/23] powerpc/vdso: Migrate native signals " Dmitry Safonov
2021-06-15 12:52 ` Michael Ellerman
2021-06-17 6:30 ` Christophe Leroy
2021-06-17 6:36 ` Christophe Leroy
2021-06-17 7:34 ` Christophe Leroy
2021-06-21 21:22 ` Dmitry Safonov
2021-06-11 18:02 ` [PATCH v3 23/23] x86/vdso/selftest: Add a test for unmapping vDSO Dmitry Safonov
2021-06-11 18:21 ` Shuah Khan
2021-06-11 18:37 ` Dmitry Safonov
2021-06-11 18:43 ` Shuah Khan
2021-06-17 9:13 ` [PATCH v3 00/23] Add generic vdso_base tracking Christophe Leroy
2021-06-21 21:57 ` Dmitry Safonov
2022-03-09 15:41 ` Christophe Leroy
2022-03-10 21:17 ` Dmitry Safonov
2022-08-19 9:17 ` Christophe Leroy
2022-08-23 19:13 ` Dmitry Safonov
2023-10-11 10:28 ` Christophe Leroy
2023-10-11 23:20 ` H. Peter Anvin
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