[PATCH 5.17 0090/1126] RISC-V: Declare per cpu boot data as static

Greg Kroah-Hartman
2022-04-05T07:48:50Z

From: Atish Patra <atishp@rivosinc.com>

commit f1de125766d6f377a4b5d5821bc12928f929a4eb upstream.

The per cpu boot data is only used within the cpu_ops_sbi.c. It can
be delcared as static.

Fixes: 9a2451f18663 ("RISC-V: Avoid using per cpu array for ordered booting")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Atish Patra <atishp@rivosinc.com>
Cc: stable@vger.kernel.org
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
arch/riscv/kernel/cpu_ops_sbi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/arch/riscv/kernel/cpu_ops_sbi.c
+++ b/arch/riscv/kernel/cpu_ops_sbi.c
@@ -21,7 +21,7 @@ const struct cpu_operations cpu_ops_sbi;
* be invoked from multiple threads in parallel. Define a per cpu data
* to handle that.
*/
-DEFINE_PER_CPU(struct sbi_hart_boot_data, boot_data);
+static DEFINE_PER_CPU(struct sbi_hart_boot_data, boot_data);

static int sbi_hsm_hart_start(unsigned long hartid, unsigned long saddr,
unsigned long priv)