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| author | Shaokun Zhang <zhangshaokun@hisilicon.com> | 2018-10-06 16:49:04 +0800 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2018-10-09 17:17:23 +0100 |
| commit | 742fafa50b62cb9f379ba14a13443f52afdc0c5d (patch) | |
| tree | 6f2eb277dc549b220eaa96cc365006d727ad1faf /arch/arm64/mm/context.c | |
| parent | c20c650d9116a1e7be1b1d38810cbb2168a2ca98 (diff) | |
| download | linux-742fafa50b62cb9f379ba14a13443f52afdc0c5d.tar.bz2 | |
arm64: mm: Drop the unused cpu parameter
Cpu parameter is never used in flush_context, remove it.
Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Shaokun Zhang <zhangshaokun@hisilicon.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/mm/context.c')
| -rw-r--r-- | arch/arm64/mm/context.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/arm64/mm/context.c b/arch/arm64/mm/context.c index a65af49e12e7..1f0ea2facf24 100644 --- a/arch/arm64/mm/context.c +++ b/arch/arm64/mm/context.c @@ -88,7 +88,7 @@ void verify_cpu_asid_bits(void) } } -static void flush_context(unsigned int cpu) +static void flush_context(void) { int i; u64 asid; @@ -142,7 +142,7 @@ static bool check_update_reserved_asid(u64 asid, u64 newasid) return hit; } -static u64 new_context(struct mm_struct *mm, unsigned int cpu) +static u64 new_context(struct mm_struct *mm) { static u32 cur_idx = 1; u64 asid = atomic64_read(&mm->context.id); @@ -180,7 +180,7 @@ static u64 new_context(struct mm_struct *mm, unsigned int cpu) /* We're out of ASIDs, so increment the global generation count */ generation = atomic64_add_return_relaxed(ASID_FIRST_VERSION, &asid_generation); - flush_context(cpu); + flush_context(); /* We have more ASIDs than CPUs, so this will always succeed */ asid = find_next_zero_bit(asid_map, NUM_USER_ASIDS, 1); @@ -226,7 +226,7 @@ void check_and_switch_context(struct mm_struct *mm, unsigned int cpu) /* Check that our ASID belongs to the current generation. */ asid = atomic64_read(&mm->context.id); if ((asid ^ atomic64_read(&asid_generation)) >> asid_bits) { - asid = new_context(mm, cpu); + asid = new_context(mm); atomic64_set(&mm->context.id, asid); } |