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SubjectRe: [CFT][PATCH] exit/bdflush: Remove the deprecated bdflush system call
On Tue, Jun 29, 2021 at 10:28 PM Eric W. Biederman
<> 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]
> Signed-off-by: "Eric W. Biederman" <>
> ---
> I think we have consensus that bdflush can be removed. Can folks please
> verify I have removed it correctly?

Reviewed-by: Arnd Bergmann <>

We are traditionally somewhat inconsistent about whether to leave the
__NR_bdflush macro present in asm/unistd.h or to remove it when the
syscall is gone. Leaving it in place as you do is probably better here.


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