From: Christoph Hellwig <hch@lst.de>
To: Vladimir Murzin <vladimir.murzin@arm.com>
Cc: uclinux-h8-devel@lists.sourceforge.jp,
linux-xtensa@linux-xtensa.org, Michal Simek <monstr@monstr.eu>,
linux-c6x-dev@linux-c6x.org, linux-sh@vger.kernel.org,
linux-kernel@vger.kernel.org, Greg Ungerer <gerg@linux-m68k.org>,
linux-m68k@lists.linux-m68k.org, linux-riscv@lists.infradead.org,
Christoph Hellwig <hch@lst.de>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 15/15] riscv: add binfmt_flat support
Date: Tue, 11 Jun 2019 11:20:07 +0200 [thread overview]
Message-ID: <20190611092007.GA23387@lst.de> (raw)
In-Reply-To: <d8d81820-8f0d-d5d0-fa3d-3376ddcc5358@arm.com>
On Tue, Jun 11, 2019 at 09:16:43AM +0100, Vladimir Murzin wrote:
> On 6/10/19 10:20 PM, Christoph Hellwig wrote:
> > Use the generic support with arguments are on the stack. Same as arm
> > and m68k.
>
> Out of curiosity, what is reason for keeping arguments on the stack?
>
> ARM port of uClibc has following comment around manipulating of argv/argc:
>
> /*
> * uClinux/arm stacks look a little different from normal
> * MMU-full Linux/arm stacks (for no good reason)
> */
>
> So I though it is kind of legacy.
I just copied m68k and arm. But dropping this makes the uclinux
crt1 code simpler, so I'll drop the flag for the next version.
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next prev parent reply other threads:[~2019-06-11 9:20 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-10 21:20 binfmt_flat cleanups and RISC-V support Christoph Hellwig
2019-06-10 21:20 ` [PATCH 01/15] binfmt_flat: remove flat_reloc_valid Christoph Hellwig
2019-06-11 9:44 ` Vladimir Murzin
2019-06-10 21:20 ` [PATCH 02/15] binfmt_flat: remove flat_set_persistent Christoph Hellwig
2019-06-11 9:45 ` Vladimir Murzin
2019-06-10 21:20 ` [PATCH 03/15] binfmt_flat: provide a default version of flat_get_relocate_addr Christoph Hellwig
2019-06-11 9:46 ` Vladimir Murzin
2019-06-10 21:20 ` [PATCH 04/15] binfmt_flat: remove flat_old_ram_flag Christoph Hellwig
2019-06-11 6:04 ` Greg Ungerer
2019-06-11 7:36 ` Christoph Hellwig
2019-06-11 13:07 ` Greg Ungerer
2019-06-11 9:47 ` Vladimir Murzin
2019-06-10 21:20 ` [PATCH 05/15] binfmt_flat: replace flat_argvp_envp_on_stack with a Kconfig variable Christoph Hellwig
2019-06-11 9:49 ` Vladimir Murzin
2019-06-10 21:20 ` [PATCH 06/15] binfmt_flat: remove the uapi <linux/flat.h> header Christoph Hellwig
2019-06-11 9:51 ` Vladimir Murzin
2019-06-10 21:20 ` [PATCH 07/15] binfmt_flat: use __be32 for the on-disk format Christoph Hellwig
2019-06-11 8:25 ` Geert Uytterhoeven
2019-06-11 9:57 ` Vladimir Murzin
2019-06-10 21:20 ` [PATCH 08/15] binfmt_flat: add endianess annotations Christoph Hellwig
2019-06-11 9:58 ` Vladimir Murzin
2019-06-10 21:20 ` [PATCH 09/15] binfmt_flat: add a ARCH_HAS_BINFMT_FLAT option Christoph Hellwig
2019-06-11 9:59 ` Vladimir Murzin
2019-06-10 21:20 ` [PATCH 10/15] binfmt_flat: make support for old format binaries optional Christoph Hellwig
2019-06-10 21:20 ` [PATCH 11/15] binfmt_flat: provide an asm-generic/flat.h Christoph Hellwig
2019-06-11 10:01 ` Vladimir Murzin
2019-06-10 21:20 ` [PATCH 12/15] binfmt_flat: remove the persistent argument from flat_get_addr_from_rp Christoph Hellwig
2019-06-10 21:20 ` [PATCH 13/15] binfmt_flat: move the MAX_SHARED_LIBS definition to binfmt_flat.c Christoph Hellwig
2019-06-10 21:20 ` [PATCH 14/15] binfmt_flat: don't offset the data start Christoph Hellwig
2019-06-10 21:20 ` [PATCH 15/15] riscv: add binfmt_flat support Christoph Hellwig
2019-06-11 8:16 ` Vladimir Murzin
2019-06-11 9:20 ` Christoph Hellwig [this message]
2019-06-11 6:51 ` binfmt_flat cleanups and RISC-V support Greg Ungerer
2019-06-11 7:38 ` Christoph Hellwig
2019-06-11 13:02 ` Greg Ungerer
2019-06-11 8:05 ` Vladimir Murzin
2019-06-11 8:11 ` Christoph Hellwig
2019-06-11 10:08 ` Vladimir Murzin
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