On Thu, Oct 10, 2013 at 12:03:52PM +0100, Chen Gang wrote:
> On 10/10/2013 06:07 PM, Will Deacon wrote:
> > On Thu, Oct 10, 2013 at 03:35:21AM +0100, Chen Gang wrote:
> >> In current kernel wide source, for arm64, only s390 scsi drivers use
> >> atomic_clear_mask(), now, s390 itself need use 'unsigned int' and
> >> 'atomic_t', so need match s390's atomic_clear_mask().
> >>
> >>
> >> Signed-off-by: Chen Gang <gang.chen@xxxxxxxxxxx>
> >> ---
> >> arch/arm64/include/asm/atomic.h | 13 +++++++------
> >> 1 files changed, 7 insertions(+), 6 deletions(-)
> >>
> >> diff --git a/arch/arm64/include/asm/atomic.h b/arch/arm64/include/asm/atomic.h
> >> index 8363644..58808fc 100644
> >> --- a/arch/arm64/include/asm/atomic.h
> >> +++ b/arch/arm64/include/asm/atomic.h
> >> @@ -126,16 +126,17 @@ static inline int atomic_cmpxchg(atomic_t *ptr, int old, int new)
> >> return oldval;
> >> }
> >>
> >> -static inline void atomic_clear_mask(unsigned long mask, unsigned long *addr)
> >> +static inline void atomic_clear_mask(unsigned int mask, atomic_t *ptr)
> >> {
> >> - unsigned long tmp, tmp2;
> >> + unsigned int tmp;
> >
> > Same comment here as for ARM; I think you want a signed int.
> >
>
> OK, replied in patch 2/3 for ARM.
>
> BTW: do arm64 need atomic_clear_mask()?
No. Neither ARM nor arm64 need this function.
Will
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