hulk inclusion category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I8T2RT -------------------------------- Correct percentage to fixed floating point conversion formula. Fixes: 58db5c68e84a ("untested: arm_mpam: resctrl: Add support for MB resource") Signed-off-by: Zeng Heng <zengheng4@huawei.com> --- drivers/platform/mpam/mpam_resctrl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/platform/mpam/mpam_resctrl.c b/drivers/platform/mpam/mpam_resctrl.c index e475436ca6bd..347b7a66c598 100644 --- a/drivers/platform/mpam/mpam_resctrl.c +++ b/drivers/platform/mpam/mpam_resctrl.c @@ -581,7 +581,7 @@ static u16 percent_to_mbw_max(u8 pc, struct mpam_props *cprops) break; } - value &= GENMASK(15, 15 - cprops->bwa_wd); + value &= GENMASK(15, 15 - cprops->bwa_wd + 1); return value; } -- 2.25.1