On 16/06/20 12:59, Thomas Huth wrote:
> When building for 32-bit hosts, the compiler currently complains:
>
> x86/pmu.c: In function 'check_gp_counters_write_width':
> x86/pmu.c:490:30: error: left shift count >= width of type
>
> Use the correct suffix to avoid this problem.
>
> Signed-off-by: Thomas Huth <thuth@xxxxxxxxxx>
> ---
> x86/pmu.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/x86/pmu.c b/x86/pmu.c
> index 57a2b23..91a6fb4 100644
> --- a/x86/pmu.c
> +++ b/x86/pmu.c
> @@ -487,7 +487,7 @@ static void do_unsupported_width_counter_write(void *index)
> static void check_gp_counters_write_width(void)
> {
> u64 val_64 = 0xffffff0123456789ull;
> - u64 val_32 = val_64 & ((1ul << 32) - 1);
> + u64 val_32 = val_64 & ((1ull << 32) - 1);
> u64 val_max_width = val_64 & ((1ul << eax.split.bit_width) - 1);
> int i;
>
>
Oh ok, applied. Thanks,
Paolo
