Re: [Xen-devel] [PATCH v5 02/30] bitops: add BIT_ULL variant
On Thu, 6 Apr 2017, Andre Przywara wrote: > To safely handle 64-bit registers even on 32-bit systems, introduce > a BIT_ULL variant (lifted from Linux). > > Signed-off-by: Andre PrzywaraReviewed-by: Stefano Stabellini > --- > xen/include/asm-arm/bitops.h | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/xen/include/asm-arm/bitops.h b/xen/include/asm-arm/bitops.h > index bda8898..1cbfb9e 100644 > --- a/xen/include/asm-arm/bitops.h > +++ b/xen/include/asm-arm/bitops.h > @@ -24,6 +24,7 @@ > #define BIT(nr) (1UL << (nr)) > #define BIT_MASK(nr)(1UL << ((nr) % BITS_PER_WORD)) > #define BIT_WORD(nr)((nr) / BITS_PER_WORD) > +#define BIT_ULL(nr) (1ULL << (nr)) > #define BITS_PER_BYTE 8 > > #define ADDR (*(volatile int *) addr) > -- > 2.8.2 > ___ Xen-devel mailing list Xen-devel@lists.xen.org https://lists.xen.org/xen-devel
[Xen-devel] [PATCH v5 02/30] bitops: add BIT_ULL variant
To safely handle 64-bit registers even on 32-bit systems, introduce a BIT_ULL variant (lifted from Linux). Signed-off-by: Andre Przywara--- xen/include/asm-arm/bitops.h | 1 + 1 file changed, 1 insertion(+) diff --git a/xen/include/asm-arm/bitops.h b/xen/include/asm-arm/bitops.h index bda8898..1cbfb9e 100644 --- a/xen/include/asm-arm/bitops.h +++ b/xen/include/asm-arm/bitops.h @@ -24,6 +24,7 @@ #define BIT(nr) (1UL << (nr)) #define BIT_MASK(nr)(1UL << ((nr) % BITS_PER_WORD)) #define BIT_WORD(nr)((nr) / BITS_PER_WORD) +#define BIT_ULL(nr) (1ULL << (nr)) #define BITS_PER_BYTE 8 #define ADDR (*(volatile int *) addr) -- 2.8.2 ___ Xen-devel mailing list Xen-devel@lists.xen.org https://lists.xen.org/xen-devel