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| author | Felix Fietkau <nbd@nbd.name> | 2020-11-12 11:35:45 +0100 |
|---|---|---|
| committer | Hauke Mehrtens <hauke@hauke-m.de> | 2020-11-30 23:47:55 +0100 |
| commit | 8e3981354ab30a6ee845f6a5487d455bb906f83e (patch) | |
| tree | 3b0c67b5e3c676f60f871cf1a9dfcc6c1b82b715 | |
| parent | a630fd46e9deabeddb11b4bbeb177fc78a31e8a1 (diff) | |
| download | backports-8e3981354ab30a6ee845f6a5487d455bb906f83e.tar.gz | |
backports: add sched_set_fifo_low
It is needed for mt76.
This was added in upsteram Linux commit 7318d4cc14c8 ("sched: Provide sched_set_fifo()")
Signed-off-by: Felix Fietkau <nbd@nbd.name>
[Use WARN_ON_ONCE(sched_setscheduler_nocheck(p, SCHED_FIFO, &sparam) !=
0); instead]
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
| -rw-r--r-- | backport/backport-include/linux/sched.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/backport/backport-include/linux/sched.h b/backport/backport-include/linux/sched.h new file mode 100644 index 00000000..36263857 --- /dev/null +++ b/backport/backport-include/linux/sched.h @@ -0,0 +1,20 @@ +#ifndef __BACKPORT_LINUX_SCHED_H +#define __BACKPORT_LINUX_SCHED_H + +#include_next <linux/sched.h> +#include <linux/version.h> + +#if LINUX_VERSION_IS_LESS(5,9,0) +#if LINUX_VERSION_IS_GEQ(4,11,0) +#include <uapi/linux/sched/types.h> +#endif + +static inline void sched_set_fifo_low(struct task_struct *p) +{ + struct sched_param sparam = {.sched_priority = 1}; + + WARN_ON_ONCE(sched_setscheduler_nocheck(p, SCHED_FIFO, &sparam) != 0); +} + +#endif /* < 5.9.0 */ +#endif /* __BACKPORT_LINUX_SCHED_H */ |