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    SubjectRe: [PATCH] m68k: include asm/cmpxchg.h in our m68k atomic.h
    Date
    <gerg@uclinux.org> wrote:

    > From: Greg Ungerer <gerg@uclinux.org>
    >
    > After commit 9ffc93f203c18a70623f21950f1dd473c9ec48cd ("Remove all
    >
    > CC init/main.o
    > In file included from include/linux/mm.h:15:0,
    > from include/linux/ring_buffer.h:5,
    > from include/linux/ftrace_event.h:4,
    > from include/trace/syscall.h:6,
    > from include/linux/syscalls.h:78,
    > from init/main.c:16:
    > include/linux/debug_locks.h: In function ‘__debug_locks_off’:
    > include/linux/debug_locks.h:16:2: error: implicit declaration of function ‘xchg’
    >
    > There is no indirect inclusions of the new asm/cmpxchg.h for m68k here.
    > Looking at most other architectures they include asm/cmpxchg.h in their
    > asm/atomic.h. M68k currently does not do this. Including this in atomic.h
    > fixes all m68k build problems.
    >
    > Signed-off-by: Greg Ungerer <gerg@uclinux.org>

    Acked-by: David Howells <dhowells@redhat.com>
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