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From: Arnd Bergmann <arnd@kernel.org>
To: linux-arch@vger.kernel.org
Cc: Arnd Bergmann <arnd@arndb.de>, Christoph Hellwig <hch@lst.de>,
	Al Viro <viro@zeniv.linux.org.uk>,
	Vineet Gupta <vgupta@synopsys.com>,
	Yoshinori Sato <ysato@users.sourceforge.jp>,
	Brian Cain <bcain@codeaurora.org>,
	Geert Uytterhoeven <geert@linux-m68k.org>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>, Jeff Dike <jdike@addtoit.com>,
	Richard Weinberger <richard@nod.at>,
	Anton Ivanov <anton.ivanov@cambridgegreys.com>,
	Sid Manning <sidneym@codeaurora.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Mike Rapoport <rppt@kernel.org>,
	linux-snps-arc@lists.infradead.org, linux-kernel@vger.kernel.org,
	uclinux-h8-devel@lists.sourceforge.jp,
	linux-hexagon@vger.kernel.org, linux-m68k@lists.linux-
Subject: [PATCH 0/5] asm-generic: strncpy_from_user/strnlen_user cleanup
Date: Sat, 15 May 2021 00:09:37 +0200	[thread overview]
Message-ID: <20210514220942.879805-1-arnd@kernel.org> (raw)

From: Arnd Bergmann <arnd@arndb.de>

As I've queued up some patches for include/asm-generic/unistd.h, I
remembered an older series that I created but never submitted.

These two functions appear to be unnecessarily different between
architectures, and the asm-generic version is a bit questionable,
even for NOMMU architectures.

Clean this up to just use the generic library version for anything
that uses the generic version today.

       Arnd

Arnd Bergmann (5):
  asm-generic/uaccess.h: remove __strncpy_from_user/__strnlen_user
  hexagon: use generic strncpy/strnlen from_user
  arc: use generic strncpy/strnlen from_user
  asm-generic: uaccess: remove inline strncpy_from_user/strnlen_user
  asm-generic: remove extra strn{cpy_from,len}_user declarations

 arch/arc/Kconfig                    |   2 +
 arch/arc/include/asm/uaccess.h      |  72 ----------------
 arch/arc/mm/extable.c               |  12 ---
 arch/h8300/Kconfig                  |   2 +
 arch/hexagon/Kconfig                |   2 +
 arch/hexagon/include/asm/uaccess.h  |  31 -------
 arch/hexagon/kernel/hexagon_ksyms.c |   1 -
 arch/hexagon/mm/Makefile            |   2 +-
 arch/hexagon/mm/strnlen_user.S      | 126 ----------------------------
 arch/m68k/Kconfig                   |   4 +-
 arch/riscv/Kconfig                  |   4 +-
 arch/um/include/asm/uaccess.h       |   5 +-
 arch/um/kernel/skas/uaccess.c       |   5 +-
 include/asm-generic/uaccess.h       |  52 ++----------
 14 files changed, 24 insertions(+), 296 deletions(-)
 delete mode 100644 arch/hexagon/mm/strnlen_user.S

-- 
2.29.2

Cc: Christoph Hellwig <hch@lst.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Vineet Gupta <vgupta@synopsys.com>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Brian Cain <bcain@codeaurora.org>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Paul Walmsley <paul.walmsley@sifive.com>
Cc: Palmer Dabbelt <palmer@dabbelt.com>
Cc: Albert Ou <aou@eecs.berkeley.edu>
Cc: Jeff Dike <jdike@addtoit.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: Anton Ivanov <anton.ivanov@cambridgegreys.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Sid Manning <sidneym@codeaurora.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: linux-snps-arc@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Cc: uclinux-h8-devel@lists.sourceforge.jp
Cc: linux-hexagon@vger.kernel.org
Cc: linux-m68k@lists.linux-m68k.org
Cc: linux-riscv@lists.infradead.org
Cc: linux-um@lists.infradead.org
Cc: linux-arch@vger.kernel.org


             reply	other threads:[~2021-05-14 22:09 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-14 22:09 Arnd Bergmann [this message]
2021-05-14 22:09 ` [PATCH 1/5] asm-generic/uaccess.h: remove __strncpy_from_user/__strnlen_user Arnd Bergmann
2021-05-17  7:42   ` Geert Uytterhoeven
2021-05-17  8:42     ` Arnd Bergmann
2021-05-14 22:09 ` [PATCH 2/5] hexagon: use generic strncpy/strnlen from_user Arnd Bergmann
2021-05-14 22:09 ` [PATCH 3/5] arc: " Arnd Bergmann
2021-05-14 22:09 ` [PATCH 4/5] asm-generic: uaccess: remove inline strncpy_from_user/strnlen_user Arnd Bergmann
2021-05-17  7:49   ` Geert Uytterhoeven
2021-05-14 22:09 ` [PATCH 5/5] asm-generic: remove extra strn{cpy_from,len}_user declarations Arnd Bergmann
2021-05-15  6:40 ` [PATCH 0/5] asm-generic: strncpy_from_user/strnlen_user cleanup Christoph Hellwig
2021-05-15  9:55   ` Arnd Bergmann

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