sched: Introduce dl_task_check_affinity() to check proposed affinity

Browse source

In preparation for restricting the affinity of a task during execve()
on arm64, introduce a new dl_task_check_affinity() helper function to
give an indication as to whether the restricted mask is admissible for
a deadline task.

Signed-off-by: Will Deacon <will@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Daniel Bristot de Oliveira <bristot@redhat.com>
Link: https://lore.kernel.org/r/20210730112443.23245-10-will@kernel.org

...

This commit is contained in:

Will Deacon 2021-07-30 12:24:36 +01:00 • committed by Peter Zijlstra

parent 07ec77a1d4

commit 234b8ab647

2 changed files with 35 additions and 17 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

6

include/linux/sched.h

View file

46

kernel/sched/core.c

View file