From: Tejun Heo Date: Tue, 16 Sep 2025 21:06:42 +0000 (-1000) Subject: sched_ext, sched/core: Fix build failure when !FAIR_GROUP_SCHED && EXT_GROUP_SCHED X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=a1eab4d813f7b6e606ed21381b8cfda5c59a87e5;p=linux-block.git sched_ext, sched/core: Fix build failure when !FAIR_GROUP_SCHED && EXT_GROUP_SCHED While collecting SCX related fields in struct task_group into struct scx_task_group, 6e6558a6bc41 ("sched_ext, sched/core: Factor out struct scx_task_group") forgot update tg->scx_weight usage in tg_weight(), which leads to build failure when CONFIG_FAIR_GROUP_SCHED is disabled but CONFIG_EXT_GROUP_SCHED is enabled. Fix it. Fixes: 6e6558a6bc41 ("sched_ext, sched/core: Factor out struct scx_task_group") Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202509170230.MwZsJSWa-lkp@intel.com/ Tested-by: Andrea Righi Signed-off-by: Tejun Heo --- diff --git a/kernel/sched/core.c b/kernel/sched/core.c index be00629f0ba4..ccba6fc3c3fe 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -9551,7 +9551,7 @@ static unsigned long tg_weight(struct task_group *tg) #ifdef CONFIG_FAIR_GROUP_SCHED return scale_load_down(tg->shares); #else - return sched_weight_from_cgroup(tg->scx_weight); + return sched_weight_from_cgroup(tg->scx.weight); #endif }