Re: [CFT][PATCH] exit/bdflush: Remove the deprecated bdflush system call

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To: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>
Subject: Re: [CFT][PATCH] exit/bdflush: Remove the deprecated bdflush system call
From: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
Date: Wed, 30 Jun 2021 10:24:57 +0200
Cc: Michael Schmitz <schmitzmic@xxxxxxxxx>, Al Viro <viro@xxxxxxxxxxxxxxxxxx>, Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>, linux-arch <linux-arch@xxxxxxxxxxxxxxx>, Jens Axboe <axboe@xxxxxxxxx>, Oleg Nesterov <oleg@xxxxxxxxxx>, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>, Richard Henderson <rth@xxxxxxxxxxx>, Ivan Kokshaysky <ink@xxxxxxxxxxxxxxxxxxxx>, Matt Turner <mattst88@xxxxxxxxx>, alpha <linux-alpha@xxxxxxxxxxxxxxx>, linux-m68k <linux-m68k@xxxxxxxxxxxxxxx>, Arnd Bergmann <arnd@xxxxxxxxxx>, Tejun Heo <tj@xxxxxxxxxx>, Kees Cook <keescook@xxxxxxxxxxxx>, Linux API <linux-api@xxxxxxxxxxxxxxx>
In-reply-to: <87sg10quue.fsf_-_@disp2133>
References: <YNCaMDQVYB04bk3j@zeniv-ca.linux.org.uk> <YNDhdb7XNQE6zQzL@zeniv-ca.linux.org.uk> <CAHk-=whAsWXcJkpMM8ji77DkYkeJAT4Cj98WBX-S6=GnMQwhzg@mail.gmail.com> <87a6njf0ia.fsf@disp2133> <CAHk-=wh4_iMRmWcao6a8kCvR0Hhdrz+M9L+q4Bfcwx9E9D0huw@mail.gmail.com> <87tulpbp19.fsf@disp2133> <CAHk-=wi_kQAff1yx2ufGRo2zApkvqU8VGn7kgPT-Kv71FTs=AA@mail.gmail.com> <87zgvgabw1.fsf@disp2133> <875yy3850g.fsf_-_@disp2133> <YNULA+Ff+eB66bcP@zeniv-ca.linux.org.uk> <YNj4DItToR8FphxC@zeniv-ca.linux.org.uk> <6e283d24-7121-ae7c-d5ad-558f85858a09@gmail.com> <CAMuHMdXSU6_98NbC1UWTT_kmwxD=6Ha5LJxFAtbSuD=y78nASg@mail.gmail.com> <7ad6c3a9-b983-46a5-fc95-f961b636d3fe@gmail.com> <CAMuHMdUi5Ri=GmWzS8hb7dkfPyAE=HpQHg6OsKSLDse_364E=g@mail.gmail.com> <dbb4ca2d-a857-84f0-f167-5ad4e06aa52b@gmail.com> <CAMuHMdVKdZNBU-cTUY0zotA5DmtQ=dxH+iFY0_GX=4DzqpycZQ@mail.gmail.com> <36123b5d-daa0-6c2b-f2d4-a942f069fd54@gmail.com> <87sg10quue.fsf_-_@disp2133>

On Tue, Jun 29, 2021 at 10:28 PM Eric W. Biederman
<ebiederm@xxxxxxxxxxxx> wrote:
> The bdflush system call has been deprecated for a very long time.
> Recently Michael Schmitz tested[1] and found that the last known
> caller of of the bdflush system call is unaffected by it's removal.
>
> Since the code is not needed delete it.
>
> [1] https://lkml.kernel.org/r/36123b5d-daa0-6c2b-f2d4-a942f069fd54@xxxxxxxxx
> Signed-off-by: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>

>  arch/m68k/kernel/syscalls/syscall.tbl         |  2 +-

Acked-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds

References:
- Re: Kernel stack read with PTRACE_EVENT_EXIT and io_uring threads
  - From: Al Viro
- Re: Kernel stack read with PTRACE_EVENT_EXIT and io_uring threads
  - From: Al Viro
- Re: Kernel stack read with PTRACE_EVENT_EXIT and io_uring threads
  - From: Linus Torvalds
- Re: Kernel stack read with PTRACE_EVENT_EXIT and io_uring threads
  - From: Eric W. Biederman
- Re: Kernel stack read with PTRACE_EVENT_EXIT and io_uring threads
  - From: Linus Torvalds
- Re: Kernel stack read with PTRACE_EVENT_EXIT and io_uring threads
  - From: Eric W. Biederman
- Re: Kernel stack read with PTRACE_EVENT_EXIT and io_uring threads
  - From: Linus Torvalds
- Re: Kernel stack read with PTRACE_EVENT_EXIT and io_uring threads
  - From: Eric W. Biederman
- [PATCH 0/9] Refactoring exit
  - From: Eric W. Biederman
- Re: [PATCH 0/9] Refactoring exit
  - From: Al Viro
- Re: [PATCH 0/9] Refactoring exit
  - From: Al Viro
- Re: [PATCH 0/9] Refactoring exit
  - From: Michael Schmitz
- Re: [PATCH 0/9] Refactoring exit
  - From: Geert Uytterhoeven
- Re: [PATCH 0/9] Refactoring exit
  - From: Michael Schmitz
- Re: [PATCH 0/9] Refactoring exit
  - From: Geert Uytterhoeven
- Re: [PATCH 0/9] Refactoring exit
  - From: Michael Schmitz
- Re: [PATCH 0/9] Refactoring exit
  - From: Geert Uytterhoeven
- Re: [PATCH 0/9] Refactoring exit
  - From: Michael Schmitz
- [CFT][PATCH] exit/bdflush: Remove the deprecated bdflush system call
  - From: Eric W. Biederman

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