diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm64/include/asm/mmu.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm64/include/asm/mmu.h b/arch/arm64/include/asm/mmu.h index e4d862420bb4..21a4bcfdb378 100644 --- a/arch/arm64/include/asm/mmu.h +++ b/arch/arm64/include/asm/mmu.h @@ -23,9 +23,9 @@ typedef struct { } mm_context_t; /* - * This macro is only used by the TLBI code, which cannot race with an - * ASID change and therefore doesn't need to reload the counter using - * atomic64_read. + * This macro is only used by the TLBI and low-level switch_mm() code, + * neither of which can race with an ASID change. We therefore don't + * need to reload the counter using atomic64_read(). */ #define ASID(mm) ((mm)->context.id.counter & 0xffff) |