From: Andrea Righi Date: Mon, 24 Feb 2025 22:49:59 +0000 (+0100) Subject: tools/sched_ext: Provide consistent access to scx flags X-Git-Tag: v6.15-rc1~227^2~9 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5e3b64246fe4cafed0755e3850de2874bf4a0da9;p=thirdparty%2Fkernel%2Fstable.git tools/sched_ext: Provide consistent access to scx flags Make all the SCX_OPS_* and SCX_PICK_IDLE_* flags available to the user-space part of the schedulers via the compat interface. This allows schedulers / selftests to set all the ops flags in user-space, rather than having them split between BPF and user-space. Signed-off-by: Andrea Righi Acked-by: Changwoo Min Signed-off-by: Tejun Heo --- diff --git a/tools/sched_ext/include/scx/compat.h b/tools/sched_ext/include/scx/compat.h index 03e06bd15c738..35c67c5174ac0 100644 --- a/tools/sched_ext/include/scx/compat.h +++ b/tools/sched_ext/include/scx/compat.h @@ -106,14 +106,20 @@ static inline bool __COMPAT_struct_has_field(const char *type, const char *field return false; } -#define SCX_OPS_SWITCH_PARTIAL \ - __COMPAT_ENUM_OR_ZERO("scx_ops_flags", "SCX_OPS_SWITCH_PARTIAL") +#define SCX_OPS_FLAG(name) __COMPAT_ENUM_OR_ZERO("scx_ops_flags", #name) -#define SCX_OPS_BUILTIN_IDLE_PER_NODE \ - __COMPAT_ENUM_OR_ZERO("scx_ops_flags", "SCX_OPS_BUILTIN_IDLE_PER_NODE") +#define SCX_OPS_KEEP_BUILTIN_IDLE SCX_OPS_FLAG(SCX_OPS_KEEP_BUILTIN_IDLE) +#define SCX_OPS_ENQ_LAST SCX_OPS_FLAG(SCX_OPS_ENQ_LAST) +#define SCX_OPS_ENQ_EXITING SCX_OPS_FLAG(SCX_OPS_ENQ_EXITING) +#define SCX_OPS_SWITCH_PARTIAL SCX_OPS_FLAG(SCX_OPS_SWITCH_PARTIAL) +#define SCX_OPS_ENQ_MIGRATION_DISABLED SCX_OPS_FLAG(SCX_OPS_ENQ_MIGRATION_DISABLED) +#define SCX_OPS_ALLOW_QUEUED_WAKEUP SCX_OPS_FLAG(SCX_OPS_ALLOW_QUEUED_WAKEUP) +#define SCX_OPS_BUILTIN_IDLE_PER_NODE SCX_OPS_FLAG(SCX_OPS_BUILTIN_IDLE_PER_NODE) -#define SCX_PICK_IDLE_IN_NODE \ - __COMPAT_ENUM_OR_ZERO("scx_pick_idle_cpu_flags", "SCX_PICK_IDLE_IN_NODE") +#define SCX_PICK_IDLE_FLAG(name) __COMPAT_ENUM_OR_ZERO("scx_pick_idle_cpu_flags", #name) + +#define SCX_PICK_IDLE_CORE SCX_PICK_IDLE_FLAG(SCX_PICK_IDLE_CORE) +#define SCX_PICK_IDLE_IN_NODE SCX_PICK_IDLE_FLAG(SCX_PICK_IDLE_IN_NODE) static inline long scx_hotplug_seq(void) {