[PATCH v6 11/13] riscv: mm: Make asid_bits a local variable

From: Samuel Holland
Date: Wed Mar 27 2024 - 00:52:47 EST


This variable is only used inside asids_init().

Reviewed-by: Alexandre Ghiti <alexghiti@xxxxxxxxxxxx>
Signed-off-by: Samuel Holland <samuel.holland@xxxxxxxxxx>
---

(no changes since v1)

arch/riscv/mm/context.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/riscv/mm/context.c b/arch/riscv/mm/context.c
index 5315af06cd4d..0bf6d0070a14 100644
--- a/arch/riscv/mm/context.c
+++ b/arch/riscv/mm/context.c
@@ -20,7 +20,6 @@

DEFINE_STATIC_KEY_FALSE(use_asid_allocator);

-static unsigned long asid_bits;
static unsigned long num_asids;

static atomic_long_t current_version;
@@ -226,7 +225,7 @@ static inline void set_mm(struct mm_struct *prev,

static int __init asids_init(void)
{
- unsigned long old;
+ unsigned long asid_bits, old;

/* Figure-out number of ASID bits in HW */
old = csr_read(CSR_SATP);
--
2.43.1