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From: Arnd Bergmann <arnd@arndb.de>
To: Guo Ren <guoren@kernel.org>
Cc: linux-riscv <linux-riscv@lists.infradead.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	linux-csky@vger.kernel.org,
	linux-arch <linux-arch@vger.kernel.org>,
	Guo Ren <guoren@linux.alibaba.com>
Subject: Re: [PATCH 2/3] nios2: Cleanup deprecated function strlen_user
Date: Tue, 20 Apr 2021 16:32:33 +0200	[thread overview]
Message-ID: <CAK8P3a1aNDomNiX7W1USWnmdw1VR21ALX7NvJYGW9LBO+jvA4A@mail.gmail.com> (raw)
In-Reply-To: <1618925829-90071-2-git-send-email-guoren@kernel.org>

On Tue, Apr 20, 2021 at 3:37 PM <guoren@kernel.org> wrote:
>
> From: Guo Ren <guoren@linux.alibaba.com>
>
> $ grep strlen_user * -r
> arch/csky/include/asm/uaccess.h:#define strlen_user(str) strnlen_user(str, 32767)
> arch/csky/lib/usercopy.c: * strlen_user: - Get the size of a string in user space.
> arch/ia64/lib/strlen.S: // Please note that in the case of strlen() as opposed to strlen_user()
> arch/mips/lib/strnlen_user.S: *  make strlen_user and strnlen_user access the first few KSEG0
> arch/nds32/include/asm/uaccess.h:extern __must_check long strlen_user(const char __user * str);
> arch/nios2/include/asm/uaccess.h:extern __must_check long strlen_user(const char __user *str);
> arch/riscv/include/asm/uaccess.h:extern long __must_check strlen_user(const char __user *str);
> kernel/trace/trace_probe_tmpl.h:static nokprobe_inline int fetch_store_strlen_user(unsigned long addr);
> kernel/trace/trace_probe_tmpl.h:                        ret += fetch_store_strlen_user(val + code->offset);
> kernel/trace/trace_uprobe.c:fetch_store_strlen_user(unsigned long addr)
> kernel/trace/trace_kprobe.c:fetch_store_strlen_user(unsigned long addr)
> kernel/trace/trace_kprobe.c:            return fetch_store_strlen_user(addr);

I would suggest using "grep strlen_user * -rw", to let the whole-word match
filter out the irrelevant ones for the changelog.

> See grep result, nobody uses it.
>
> Signed-off-by: Guo Ren <guoren@linux.alibaba.com>
> Cc: Arnd Bergmann <arnd@arndb.de>

All three patches

Reviewed-by: Arnd Bergmann <arnd@arndb.de>

Do you want me to pick them up in the asm-generic tree?

  reply	other threads:[~2021-04-20 14:32 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-20 13:37 [PATCH 1/3] nds32: Cleanup deprecated function strlen_user guoren
2021-04-20 13:37 ` [PATCH 2/3] nios2: " guoren
2021-04-20 14:32   ` Arnd Bergmann [this message]
2021-04-20 14:49     ` Al Viro
2021-04-21  8:28     ` Guo Ren
2021-04-20 13:37 ` [PATCH 3/3] riscv: " guoren
2021-04-20 14:38 ` [PATCH 1/3] nds32: " Christoph Hellwig
2021-04-20 15:20 ` Greentime Hu

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