At the moment ASID_FIRST_VERSION is used to know the number of ASIDs supported. As we are going to move the ASID allocator in a separate, it would be better to use a different name for external users.
This patch adds NUM_ASIDS and implements ASID_FIRST_VERSION using it. Signed-off-by: Julien Grall <julien.gr...@arm.com> --- arch/arm64/mm/context.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/arch/arm64/mm/context.c b/arch/arm64/mm/context.c index d128f02644b0..beba8e5b4100 100644 --- a/arch/arm64/mm/context.c +++ b/arch/arm64/mm/context.c @@ -48,7 +48,9 @@ static DEFINE_PER_CPU(atomic64_t, active_asids); static DEFINE_PER_CPU(u64, reserved_asids); #define ASID_MASK(info) (~GENMASK((info)->bits - 1, 0)) -#define ASID_FIRST_VERSION(info) (1UL << ((info)->bits)) +#define NUM_ASIDS(info) (1UL << ((info)->bits)) + +#define ASID_FIRST_VERSION(info) NUM_ASIDS(info) #ifdef CONFIG_UNMAP_KERNEL_AT_EL0 #define ASID_PER_CONTEXT 2 @@ -56,7 +58,7 @@ static DEFINE_PER_CPU(u64, reserved_asids); #define ASID_PER_CONTEXT 1 #endif -#define NUM_CTXT_ASIDS(info) (ASID_FIRST_VERSION(info) >> (info)->ctxt_shift) +#define NUM_CTXT_ASIDS(info) (NUM_ASIDS(info) >> (info)->ctxt_shift) #define asid2idx(info, asid) (((asid) & ~ASID_MASK(info)) >> (info)->ctxt_shift) #define idx2asid(info, idx) (((idx) << (info)->ctxt_shift) & ~ASID_MASK(info)) -- 2.11.0 _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm
