mirror of
https://gitee.com/bianbu-linux/linux-6.6
synced 2025-07-22 01:43:37 -04:00
3bf03b9a08
Merge updates from Andrew Morton:
- A few misc subsystems: kthread, scripts, ntfs, ocfs2, block, and vfs
- Most the MM patches which precede the patches in Willy's tree: kasan,
pagecache, gup, swap, shmem, memcg, selftests, pagemap, mremap,
sparsemem, vmalloc, pagealloc, memory-failure, mlock, hugetlb,
userfaultfd, vmscan, compaction, mempolicy, oom-kill, migration, thp,
cma, autonuma, psi, ksm, page-poison, madvise, memory-hotplug, rmap,
zswap, uaccess, ioremap, highmem, cleanups, kfence, hmm, and damon.
* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (227 commits)
mm/damon/sysfs: remove repeat container_of() in damon_sysfs_kdamond_release()
Docs/ABI/testing: add DAMON sysfs interface ABI document
Docs/admin-guide/mm/damon/usage: document DAMON sysfs interface
selftests/damon: add a test for DAMON sysfs interface
mm/damon/sysfs: support DAMOS stats
mm/damon/sysfs: support DAMOS watermarks
mm/damon/sysfs: support schemes prioritization
mm/damon/sysfs: support DAMOS quotas
mm/damon/sysfs: support DAMON-based Operation Schemes
mm/damon/sysfs: support the physical address space monitoring
mm/damon/sysfs: link DAMON for virtual address spaces monitoring
mm/damon: implement a minimal stub for sysfs-based DAMON interface
mm/damon/core: add number of each enum type values
mm/damon/core: allow non-exclusive DAMON start/stop
Docs/damon: update outdated term 'regions update interval'
Docs/vm/damon/design: update DAMON-Idle Page Tracking interference handling
Docs/vm/damon: call low level monitoring primitives the operations
mm/damon: remove unnecessary CONFIG_DAMON option
mm/damon/paddr,vaddr: remove damon_{p,v}a_{target_valid,set_operations}()
mm/damon/dbgfs-test: fix is_target_id() change
...
78 lines
2.2 KiB
C
78 lines
2.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _LINUX_SCHED_SYSCTL_H
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#define _LINUX_SCHED_SYSCTL_H
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#include <linux/types.h>
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struct ctl_table;
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#ifdef CONFIG_DETECT_HUNG_TASK
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/* used for hung_task and block/ */
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extern unsigned long sysctl_hung_task_timeout_secs;
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#else
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/* Avoid need for ifdefs elsewhere in the code */
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enum { sysctl_hung_task_timeout_secs = 0 };
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#endif
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extern unsigned int sysctl_sched_child_runs_first;
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enum sched_tunable_scaling {
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SCHED_TUNABLESCALING_NONE,
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SCHED_TUNABLESCALING_LOG,
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SCHED_TUNABLESCALING_LINEAR,
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SCHED_TUNABLESCALING_END,
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};
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#define NUMA_BALANCING_DISABLED 0x0
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#define NUMA_BALANCING_NORMAL 0x1
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#define NUMA_BALANCING_MEMORY_TIERING 0x2
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#ifdef CONFIG_NUMA_BALANCING
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extern int sysctl_numa_balancing_mode;
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#else
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#define sysctl_numa_balancing_mode 0
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#endif
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/*
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* control realtime throttling:
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*
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* /proc/sys/kernel/sched_rt_period_us
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* /proc/sys/kernel/sched_rt_runtime_us
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*/
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extern unsigned int sysctl_sched_rt_period;
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extern int sysctl_sched_rt_runtime;
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extern unsigned int sysctl_sched_dl_period_max;
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extern unsigned int sysctl_sched_dl_period_min;
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#ifdef CONFIG_UCLAMP_TASK
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extern unsigned int sysctl_sched_uclamp_util_min;
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extern unsigned int sysctl_sched_uclamp_util_max;
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extern unsigned int sysctl_sched_uclamp_util_min_rt_default;
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#endif
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#ifdef CONFIG_CFS_BANDWIDTH
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extern unsigned int sysctl_sched_cfs_bandwidth_slice;
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#endif
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extern int sysctl_sched_rr_timeslice;
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extern int sched_rr_timeslice;
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int sched_rr_handler(struct ctl_table *table, int write, void *buffer,
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size_t *lenp, loff_t *ppos);
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int sched_rt_handler(struct ctl_table *table, int write, void *buffer,
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size_t *lenp, loff_t *ppos);
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int sysctl_sched_uclamp_handler(struct ctl_table *table, int write,
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void *buffer, size_t *lenp, loff_t *ppos);
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int sysctl_numa_balancing(struct ctl_table *table, int write, void *buffer,
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size_t *lenp, loff_t *ppos);
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int sysctl_schedstats(struct ctl_table *table, int write, void *buffer,
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size_t *lenp, loff_t *ppos);
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#if defined(CONFIG_ENERGY_MODEL) && defined(CONFIG_CPU_FREQ_GOV_SCHEDUTIL)
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extern unsigned int sysctl_sched_energy_aware;
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int sched_energy_aware_handler(struct ctl_table *table, int write,
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void *buffer, size_t *lenp, loff_t *ppos);
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#endif
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#endif /* _LINUX_SCHED_SYSCTL_H */
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