On 4/9/21 2:31 PM, Bixuan Cui wrote:
> The sparse tool complains as follows:
>
> arch/powerpc/perf/hv-24x7.c:229:1: warning:
> symbol '__pcpu_scope_hv_24x7_txn_flags' was not declared. Should it be static?
> arch/powerpc/perf/hv-24x7.c:230:1: warning:
> symbol '__pcpu_scope_hv_24x7_txn_err' was not declared. Should it be static?
> arch/powerpc/perf/hv-24x7.c:236:1: warning:
> symbol '__pcpu_scope_hv_24x7_hw' was not declared. Should it be static?
> arch/powerpc/perf/hv-24x7.c:244:1: warning:
> symbol '__pcpu_scope_hv_24x7_reqb' was not declared. Should it be static?
> arch/powerpc/perf/hv-24x7.c:245:1: warning:
> symbol '__pcpu_scope_hv_24x7_resb' was not declared. Should it be static?
>
> This symbol is not used outside of hv-24x7.c, so this
> commit marks it static.
Patch looks good to me.
Reviewed-By: Kajol Jain<kjain@xxxxxxxxxxxxx>
Thanks,
Kajol jain
>
> Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
> Signed-off-by: Bixuan Cui <cuibixuan@xxxxxxxxxx>
> ---
> arch/powerpc/perf/hv-24x7.c | 10 +++++-----
> 1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c
> index e5eb33255066..1816f560a465 100644
> --- a/arch/powerpc/perf/hv-24x7.c
> +++ b/arch/powerpc/perf/hv-24x7.c
> @@ -226,14 +226,14 @@ static struct attribute_group event_long_desc_group = {
>
> static struct kmem_cache *hv_page_cache;
>
> -DEFINE_PER_CPU(int, hv_24x7_txn_flags);
> -DEFINE_PER_CPU(int, hv_24x7_txn_err);
> +static DEFINE_PER_CPU(int, hv_24x7_txn_flags);
> +static DEFINE_PER_CPU(int, hv_24x7_txn_err);
>
> struct hv_24x7_hw {
> struct perf_event *events[255];
> };
>
> -DEFINE_PER_CPU(struct hv_24x7_hw, hv_24x7_hw);
> +static DEFINE_PER_CPU(struct hv_24x7_hw, hv_24x7_hw);
>
> /*
> * request_buffer and result_buffer are not required to be 4k aligned,
> @@ -241,8 +241,8 @@ DEFINE_PER_CPU(struct hv_24x7_hw, hv_24x7_hw);
> * the simplest way to ensure that.
> */
> #define H24x7_DATA_BUFFER_SIZE 4096
> -DEFINE_PER_CPU(char, hv_24x7_reqb[H24x7_DATA_BUFFER_SIZE]) __aligned(4096);
> -DEFINE_PER_CPU(char, hv_24x7_resb[H24x7_DATA_BUFFER_SIZE]) __aligned(4096);
> +static DEFINE_PER_CPU(char, hv_24x7_reqb[H24x7_DATA_BUFFER_SIZE]) __aligned(4096);
> +static DEFINE_PER_CPU(char, hv_24x7_resb[H24x7_DATA_BUFFER_SIZE]) __aligned(4096);
>
> static unsigned int max_num_requests(int interface_version)
> {
>
