[ck] [PATCH openEuler v1 078/119] openEuler: arm64/mpam: don't reserve mon 0, we can use it as nomarl

From: Xie XiuQi <xiexiuqi(a)huawei.com> commit cc5438495b75be42efd1d46ac7949d49d4d9e8f8 openEuler-1.0 hulk inclusion category: feature bugzilla: 5510 CVE: NA Signed-off-by: Xie XiuQi <xiexiuqi(a)huawei.com> Reviewed-by: Hanjun Guo <guohanjun(a)huawei.com> Signed-off-by: Yang Yingliang <yangyingliang(a)huawei.com> Signed-off-by: Xin Hao <haoxing990(a)gmail.com> --- arch/arm64/kernel/mpam_mon.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/arch/arm64/kernel/mpam_mon.c b/arch/arm64/kernel/mpam_mon.c index d976d8613c2c..4e5f64fda50a 100644 --- a/arch/arm64/kernel/mpam_mon.c +++ b/arch/arm64/kernel/mpam_mon.c @@ -87,9 +87,6 @@ void mon_init(void) } mon_free_map = BIT_MASK(num_mon) - 1; - - /* pmg 0 is always reserved for the default group */ - mon_free_map &= ~1; } int alloc_mon(void) -- 2.31.0