exit/bdflush: Remove the deprecated bdflush system call
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@gmail.com Link: https://lkml.kernel.org/r/87sg10quue.fsf_-_@disp2133 Tested-by:Michael Schmitz <schmitzmic@gmail.com> Acked-by:
Geert Uytterhoeven <geert@linux-m68k.org> Reviewed-by:
Arnd Bergmann <arnd@arndb.de> Acked-by:
Cyril Hrubis <chrubis@suse.cz> Signed-off-by:
"Eric W. Biederman" <ebiederm@xmission.com>
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