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| author | Ming Lei <ming.lei@redhat.com> | 2022-12-27 10:29:04 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-01-10 17:10:33 +0100 |
| commit | f33b27f5c3de579dc8e3af27569507c868cb0812 (patch) | |
| tree | 269ba6029075182f5c7a633a5788b94f647bfad9 /include | |
| parent | 617ba3735d3b49c9b2db1e631b8bc008fdc83a5d (diff) | |
| download | linux-f33b27f5c3de579dc8e3af27569507c868cb0812.tar.gz linux-f33b27f5c3de579dc8e3af27569507c868cb0812.tar.bz2 linux-f33b27f5c3de579dc8e3af27569507c868cb0812.zip | |
genirq/affinity: Move group_cpus_evenly() into lib/
[ Upstream commit f7b3ea8cf72f3d6060fe08e461805181e7450a13 ]
group_cpus_evenly() has become a generic function which can be used for
other subsystems than the interrupt subsystem, so move it into lib/.
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Link: https://lore.kernel.org/r/20221227022905.352674-6-ming.lei@redhat.com
Stable-dep-of: 0263f92fadbb ("lib/group_cpus.c: avoid acquiring cpu hotplug lock in group_cpus_evenly")
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/group_cpus.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/group_cpus.h b/include/linux/group_cpus.h new file mode 100644 index 000000000000..e42807ec61f6 --- /dev/null +++ b/include/linux/group_cpus.h @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2016 Thomas Gleixner. + * Copyright (C) 2016-2017 Christoph Hellwig. + */ + +#ifndef __LINUX_GROUP_CPUS_H +#define __LINUX_GROUP_CPUS_H +#include <linux/kernel.h> +#include <linux/cpu.h> + +struct cpumask *group_cpus_evenly(unsigned int numgrps); + +#endif |