hulk inclusion category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/IAFXTZ -------------------------------- Fix struct rdt_resource initialization about cache level in mpam_resctrl_resource_init(), otherwise when obtaining allocated cache size by size file under control group, it would be found that the cache level is uninitialized. Fixes: 1ca491c7bbcd ("arm_mpam: resctrl: Pick the caches we will use as resctrl resources") Signed-off-by: Zeng Heng <zengheng4@huawei.com> --- drivers/platform/mpam/mpam_resctrl.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/platform/mpam/mpam_resctrl.c b/drivers/platform/mpam/mpam_resctrl.c index fac1af07c44c..bb826277d027 100644 --- a/drivers/platform/mpam/mpam_resctrl.c +++ b/drivers/platform/mpam/mpam_resctrl.c @@ -812,6 +812,7 @@ static int mpam_resctrl_resource_init(struct mpam_resctrl_res *res) r->fflags = RFTYPE_RES_CACHE; r->default_ctrl = BIT_MASK(class->props.cpbm_wd) - 1; r->data_width = (class->props.cpbm_wd + 3) / 4; + r->cache_level = class->level; /* * Which bits are shared with other ...things... -- 2.25.1