From: Samuel Holland <samuel.holland@sifive.com>
Date: Wed, 27 Mar 2024 04:49:52 +0000 (-0700)
Subject: riscv: mm: Make asid_bits a local variable
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=8d3e7613f97e4c117467be126d9c0013e9937f77;p=linux.git

riscv: mm: Make asid_bits a local variable

This variable is only used inside asids_init().

Reviewed-by: Alexandre Ghiti <alexghiti@rivosinc.com>
Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
Link: https://lore.kernel.org/r/20240327045035.368512-12-samuel.holland@sifive.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
---

diff --git a/arch/riscv/mm/context.c b/arch/riscv/mm/context.c
index 5315af06cd4d0..0bf6d0070a14e 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);