Commit 979a98b6 authored by Tejun Heo's avatar Tejun Heo
Browse files

sched_ext: Rename scx_kf_allowed_on_arg_tasks() to scx_kf_arg_task_ok() 



The "kf_allowed" framing on this helper comes from the old runtime
scx_kf_allowed() gate, which has been removed. Rename it to describe what it
actually does in the new model.

Pure rename, no functional change.

Signed-off-by: default avatarTejun Heo <tj@kernel.org>
Acked-by: default avatarAndrea Righi <arighi@nvidia.com>
parent 7cd9a5d7

kernel/sched/ext.c

+3 −3
Original line number Diff line number Diff line
@@ -494,7 +494,7 @@ do { \ 
 * SCX_CALL_OP_TASK*() invokes an SCX op that takes one or two task arguments

 * and records them in current->scx.kf_tasks[] for the duration of the call. A

 * kfunc invoked from inside such an op can then use

 * scx_kf_allowed_on_arg_tasks() to verify that its task argument is one of

 * scx_kf_arg_task_ok() to verify that its task argument is one of

 * those subject tasks.

 *

 * Every SCX_CALL_OP_TASK*() call site invokes its op with @p's rq lock held -
@@ -532,7 +532,7 @@ do { \ 
})



/* see SCX_CALL_OP_TASK() */

static __always_inline bool scx_kf_allowed_on_arg_tasks(struct scx_sched *sch,

static __always_inline bool scx_kf_arg_task_ok(struct scx_sched *sch,

							struct task_struct *p)

{

	if (unlikely((p != current->scx.kf_tasks[0] &&
@@ -9424,7 +9424,7 @@ __bpf_kfunc struct cgroup *scx_bpf_task_cgroup(struct task_struct *p, 
	if (unlikely(!sch))

		goto out;



	if (!scx_kf_allowed_on_arg_tasks(sch, p))

	if (!scx_kf_arg_task_ok(sch, p))

		goto out;



	cgrp = tg_cgrp(tg);