[4/7] riscv: mm: Make asid_bits a local variable

Commit Message

Samuel Holland Sept. 9, 2023, 8:16 p.m. UTC

This variable is only used inside asids_init().

Signed-off-by: Samuel Holland <[e-mail]>
---

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

Patch

diff --git a/arch/riscv/mm/context.c b/arch/riscv/mm/context.c
index b5170ac1b742..43a8bc2d5af4 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);