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authorTejun Heo <tj@kernel.org>2025-09-23 09:03:26 -1000
committerTejun Heo <tj@kernel.org>2025-09-23 09:03:26 -1000
commitc7e739746dbde9ae401fd88824f5656c5e2361fc (patch)
tree967524d6f38a16b2e6e04a2883683d17084b87b3 /kernel
parentf75efc8f4c0d52f6fe53a0acd9629e3ac017fc3e (diff)
sched_ext: Use bitfields for boolean warning flags
Convert warned_zero_slice and warned_deprecated_rq in scx_sched struct to single-bit bitfields. While this doesn't reduce struct size immediately, it prepares for future bitfield additions. v2: Update patch description. Acked-by: Andrea Righi <arighi@nvidia.com> Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/sched/ext_internal.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/sched/ext_internal.h b/kernel/sched/ext_internal.h
index 2e289931e567..1a80d01b1f0c 100644
--- a/kernel/sched/ext_internal.h
+++ b/kernel/sched/ext_internal.h
@@ -871,8 +871,8 @@ struct scx_sched {
struct scx_dispatch_q **global_dsqs;
struct scx_sched_pcpu __percpu *pcpu;
- bool warned_zero_slice;
- bool warned_deprecated_rq;
+ bool warned_zero_slice:1;
+ bool warned_deprecated_rq:1;
atomic_t exit_kind;
struct scx_exit_info *exit_info;