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-rw-r--r--include/linux/bpf-cgroup.h23
-rw-r--r--include/linux/bpf.h37
-rw-r--r--include/linux/bpf_types.h6
-rw-r--r--include/linux/compaction.h2
-rw-r--r--include/linux/coredump.h4
-rw-r--r--include/linux/file.h2
-rw-r--r--include/linux/filter.h2
-rw-r--r--include/linux/fs.h6
-rw-r--r--include/linux/ftrace.h3
-rw-r--r--include/linux/hugetlb.h15
-rw-r--r--include/linux/kprobes.h2
-rw-r--r--include/linux/latencytop.h4
-rw-r--r--include/linux/mm.h14
-rw-r--r--include/linux/mmzone.h27
-rw-r--r--include/linux/nmi.h15
-rw-r--r--include/linux/perf_event.h13
-rw-r--r--include/linux/pid.h3
-rw-r--r--include/linux/printk.h2
-rw-r--r--include/linux/sched/sysctl.h44
-rw-r--r--include/linux/security.h2
-rw-r--r--include/linux/sysctl.h61
-rw-r--r--include/linux/timer.h3
-rw-r--r--include/linux/vmstat.h8
-rw-r--r--include/linux/writeback.h28
24 files changed, 160 insertions, 166 deletions
diff --git a/include/linux/bpf-cgroup.h b/include/linux/bpf-cgroup.h
index c11b413d5b1a..272626cc3fc9 100644
--- a/include/linux/bpf-cgroup.h
+++ b/include/linux/bpf-cgroup.h
@@ -57,8 +57,6 @@ struct bpf_cgroup_link {
enum bpf_attach_type type;
};
-extern const struct bpf_link_ops bpf_cgroup_link_lops;
-
struct bpf_prog_list {
struct list_head node;
struct bpf_prog *prog;
@@ -100,8 +98,6 @@ int __cgroup_bpf_attach(struct cgroup *cgrp,
int __cgroup_bpf_detach(struct cgroup *cgrp, struct bpf_prog *prog,
struct bpf_cgroup_link *link,
enum bpf_attach_type type);
-int __cgroup_bpf_replace(struct cgroup *cgrp, struct bpf_cgroup_link *link,
- struct bpf_prog *new_prog);
int __cgroup_bpf_query(struct cgroup *cgrp, const union bpf_attr *attr,
union bpf_attr __user *uattr);
@@ -112,8 +108,6 @@ int cgroup_bpf_attach(struct cgroup *cgrp,
u32 flags);
int cgroup_bpf_detach(struct cgroup *cgrp, struct bpf_prog *prog,
enum bpf_attach_type type);
-int cgroup_bpf_replace(struct bpf_link *link, struct bpf_prog *old_prog,
- struct bpf_prog *new_prog);
int cgroup_bpf_query(struct cgroup *cgrp, const union bpf_attr *attr,
union bpf_attr __user *uattr);
@@ -138,8 +132,7 @@ int __cgroup_bpf_check_dev_permission(short dev_type, u32 major, u32 minor,
int __cgroup_bpf_run_filter_sysctl(struct ctl_table_header *head,
struct ctl_table *table, int write,
- void __user *buf, size_t *pcount,
- loff_t *ppos, void **new_buf,
+ void **buf, size_t *pcount, loff_t *ppos,
enum bpf_attach_type type);
int __cgroup_bpf_run_filter_setsockopt(struct sock *sock, int *level,
@@ -302,12 +295,12 @@ int bpf_percpu_cgroup_storage_update(struct bpf_map *map, void *key,
})
-#define BPF_CGROUP_RUN_PROG_SYSCTL(head, table, write, buf, count, pos, nbuf) \
+#define BPF_CGROUP_RUN_PROG_SYSCTL(head, table, write, buf, count, pos) \
({ \
int __ret = 0; \
if (cgroup_bpf_enabled) \
__ret = __cgroup_bpf_run_filter_sysctl(head, table, write, \
- buf, count, pos, nbuf, \
+ buf, count, pos, \
BPF_CGROUP_SYSCTL); \
__ret; \
})
@@ -354,7 +347,6 @@ int cgroup_bpf_prog_query(const union bpf_attr *attr,
#else
struct bpf_prog;
-struct bpf_link;
struct cgroup_bpf {};
static inline int cgroup_bpf_inherit(struct cgroup *cgrp) { return 0; }
static inline void cgroup_bpf_offline(struct cgroup *cgrp) {}
@@ -378,13 +370,6 @@ static inline int cgroup_bpf_link_attach(const union bpf_attr *attr,
return -EINVAL;
}
-static inline int cgroup_bpf_replace(struct bpf_link *link,
- struct bpf_prog *old_prog,
- struct bpf_prog *new_prog)
-{
- return -EINVAL;
-}
-
static inline int cgroup_bpf_prog_query(const union bpf_attr *attr,
union bpf_attr __user *uattr)
{
@@ -429,7 +414,7 @@ static inline int bpf_percpu_cgroup_storage_update(struct bpf_map *map,
#define BPF_CGROUP_RUN_PROG_UDP6_RECVMSG_LOCK(sk, uaddr) ({ 0; })
#define BPF_CGROUP_RUN_PROG_SOCK_OPS(sock_ops) ({ 0; })
#define BPF_CGROUP_RUN_PROG_DEVICE_CGROUP(type,major,minor,access) ({ 0; })
-#define BPF_CGROUP_RUN_PROG_SYSCTL(head,table,write,buf,count,pos,nbuf) ({ 0; })
+#define BPF_CGROUP_RUN_PROG_SYSCTL(head,table,write,buf,count,pos) ({ 0; })
#define BPF_CGROUP_GETSOCKOPT_MAX_OPTLEN(optlen) ({ 0; })
#define BPF_CGROUP_RUN_PROG_GETSOCKOPT(sock, level, optname, optval, \
optlen, max_optlen, retval) ({ retval; })
diff --git a/include/linux/bpf.h b/include/linux/bpf.h
index fd2b2322412d..1262ec460ab3 100644
--- a/include/linux/bpf.h
+++ b/include/linux/bpf.h
@@ -987,6 +987,7 @@ _out: \
#ifdef CONFIG_BPF_SYSCALL
DECLARE_PER_CPU(int, bpf_prog_active);
+extern struct mutex bpf_stats_enabled_mutex;
/*
* Block execution of BPF programs attached to instrumentation (perf,
@@ -1026,9 +1027,11 @@ extern const struct file_operations bpf_prog_fops;
extern const struct bpf_verifier_ops _name ## _verifier_ops;
#define BPF_MAP_TYPE(_id, _ops) \
extern const struct bpf_map_ops _ops;
+#define BPF_LINK_TYPE(_id, _name)
#include <linux/bpf_types.h>
#undef BPF_PROG_TYPE
#undef BPF_MAP_TYPE
+#undef BPF_LINK_TYPE
extern const struct bpf_prog_ops bpf_offload_prog_ops;
extern const struct bpf_verifier_ops tc_cls_act_analyzer_ops;
@@ -1085,21 +1088,35 @@ int bpf_prog_new_fd(struct bpf_prog *prog);
struct bpf_link {
atomic64_t refcnt;
+ u32 id;
+ enum bpf_link_type type;
const struct bpf_link_ops *ops;
struct bpf_prog *prog;
struct work_struct work;
};
+struct bpf_link_primer {
+ struct bpf_link *link;
+ struct file *file;
+ int fd;
+ u32 id;
+};
+
struct bpf_link_ops {
void (*release)(struct bpf_link *link);
void (*dealloc)(struct bpf_link *link);
-
+ int (*update_prog)(struct bpf_link *link, struct bpf_prog *new_prog,
+ struct bpf_prog *old_prog);
+ void (*show_fdinfo)(const struct bpf_link *link, struct seq_file *seq);
+ int (*fill_link_info)(const struct bpf_link *link,
+ struct bpf_link_info *info);
};
-void bpf_link_init(struct bpf_link *link, const struct bpf_link_ops *ops,
- struct bpf_prog *prog);
-void bpf_link_cleanup(struct bpf_link *link, struct file *link_file,
- int link_fd);
+void bpf_link_init(struct bpf_link *link, enum bpf_link_type type,
+ const struct bpf_link_ops *ops, struct bpf_prog *prog);
+int bpf_link_prime(struct bpf_link *link, struct bpf_link_primer *primer);
+int bpf_link_settle(struct bpf_link_primer *primer);
+void bpf_link_cleanup(struct bpf_link_primer *primer);
void bpf_link_inc(struct bpf_link *link);
void bpf_link_put(struct bpf_link *link);
int bpf_link_new_fd(struct bpf_link *link);
@@ -1215,6 +1232,7 @@ int btf_check_type_match(struct bpf_verifier_env *env, struct bpf_prog *prog,
struct bpf_prog *bpf_prog_by_id(u32 id);
+const struct bpf_func_proto *bpf_base_func_proto(enum bpf_func_id func_id);
#else /* !CONFIG_BPF_SYSCALL */
static inline struct bpf_prog *bpf_prog_get(u32 ufd)
{
@@ -1365,6 +1383,12 @@ static inline struct bpf_prog *bpf_prog_by_id(u32 id)
{
return ERR_PTR(-ENOTSUPP);
}
+
+static inline const struct bpf_func_proto *
+bpf_base_func_proto(enum bpf_func_id func_id)
+{
+ return NULL;
+}
#endif /* CONFIG_BPF_SYSCALL */
static inline struct bpf_prog *bpf_prog_get_type(u32 ufd,
@@ -1502,6 +1526,7 @@ extern const struct bpf_func_proto bpf_get_smp_processor_id_proto;
extern const struct bpf_func_proto bpf_get_numa_node_id_proto;
extern const struct bpf_func_proto bpf_tail_call_proto;
extern const struct bpf_func_proto bpf_ktime_get_ns_proto;
+extern const struct bpf_func_proto bpf_ktime_get_boot_ns_proto;
extern const struct bpf_func_proto bpf_get_current_pid_tgid_proto;
extern const struct bpf_func_proto bpf_get_current_uid_gid_proto;
extern const struct bpf_func_proto bpf_get_current_comm_proto;
@@ -1523,6 +1548,7 @@ extern const struct bpf_func_proto bpf_strtoul_proto;
extern const struct bpf_func_proto bpf_tcp_sock_proto;
extern const struct bpf_func_proto bpf_jiffies64_proto;
extern const struct bpf_func_proto bpf_get_ns_current_pid_tgid_proto;
+extern const struct bpf_func_proto bpf_event_output_data_proto;
const struct bpf_func_proto *bpf_tracing_func_proto(
enum bpf_func_id func_id, const struct bpf_prog *prog);
@@ -1530,6 +1556,7 @@ const struct bpf_func_proto *bpf_tracing_func_proto(
/* Shared helpers among cBPF and eBPF. */
void bpf_user_rnd_init_once(void);
u64 bpf_user_rnd_u32(u64 r1, u64 r2, u64 r3, u64 r4, u64 r5);
+u64 bpf_get_raw_cpu_id(u64 r1, u64 r2, u64 r3, u64 r4, u64 r5);
#if defined(CONFIG_NET)
bool bpf_sock_common_is_valid_access(int off, int size,
diff --git a/include/linux/bpf_types.h b/include/linux/bpf_types.h
index ba0c2d56f8a3..8345cdf553b8 100644
--- a/include/linux/bpf_types.h
+++ b/include/linux/bpf_types.h
@@ -118,3 +118,9 @@ BPF_MAP_TYPE(BPF_MAP_TYPE_STACK, stack_map_ops)
#if defined(CONFIG_BPF_JIT)
BPF_MAP_TYPE(BPF_MAP_TYPE_STRUCT_OPS, bpf_struct_ops_map_ops)
#endif
+
+BPF_LINK_TYPE(BPF_LINK_TYPE_RAW_TRACEPOINT, raw_tracepoint)
+BPF_LINK_TYPE(BPF_LINK_TYPE_TRACING, tracing)
+#ifdef CONFIG_CGROUP_BPF
+BPF_LINK_TYPE(BPF_LINK_TYPE_CGROUP, cgroup)
+#endif
diff --git a/include/linux/compaction.h b/include/linux/compaction.h
index 4b898cdbdf05..a0eabfbeb0e1 100644
--- a/include/linux/compaction.h
+++ b/include/linux/compaction.h
@@ -86,7 +86,7 @@ static inline unsigned long compact_gap(unsigned int order)
#ifdef CONFIG_COMPACTION
extern int sysctl_compact_memory;
extern int sysctl_compaction_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *length, loff_t *ppos);
+ void *buffer, size_t *length, loff_t *ppos);
extern int sysctl_extfrag_threshold;
extern int sysctl_compact_unevictable_allowed;
diff --git a/include/linux/coredump.h b/include/linux/coredump.h
index abf4b4e65dbb..7a899e83835d 100644
--- a/include/linux/coredump.h
+++ b/include/linux/coredump.h
@@ -22,4 +22,8 @@ extern void do_coredump(const kernel_siginfo_t *siginfo);
static inline void do_coredump(const kernel_siginfo_t *siginfo) {}
#endif
+extern int core_uses_pid;
+extern char core_pattern[];
+extern unsigned int core_pipe_limit;
+
#endif /* _LINUX_COREDUMP_H */
diff --git a/include/linux/file.h b/include/linux/file.h
index 142d102f285e..122f80084a3e 100644
--- a/include/linux/file.h
+++ b/include/linux/file.h
@@ -94,4 +94,6 @@ extern void fd_install(unsigned int fd, struct file *file);
extern void flush_delayed_fput(void);
extern void __fput_sync(struct file *);
+extern unsigned int sysctl_nr_open_min, sysctl_nr_open_max;
+
#endif /* __LINUX_FILE_H */
diff --git a/include/linux/filter.h b/include/linux/filter.h
index 9b5aa5c483cc..af37318bb1c5 100644
--- a/include/linux/filter.h
+++ b/include/linux/filter.h
@@ -863,8 +863,6 @@ int bpf_prog_create(struct bpf_prog **pfp, struct sock_fprog_kern *fprog);
int bpf_prog_create_from_user(struct bpf_prog **pfp, struct sock_fprog *fprog,
bpf_aux_classic_check_t trans, bool save_orig);
void bpf_prog_destroy(struct bpf_prog *fp);
-const struct bpf_func_proto *
-bpf_base_func_proto(enum bpf_func_id func_id);
int sk_attach_filter(struct sock_fprog *fprog, struct sock *sk);
int sk_attach_bpf(u32 ufd, struct sock *sk);
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 4f6f59b4f22a..9b028d260649 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -3536,11 +3536,11 @@ ssize_t simple_attr_write(struct file *file, const char __user *buf,
struct ctl_table;
int proc_nr_files(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp, loff_t *ppos);
+ void *buffer, size_t *lenp, loff_t *ppos);
int proc_nr_dentry(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp, loff_t *ppos);
+ void *buffer, size_t *lenp, loff_t *ppos);
int proc_nr_inodes(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp, loff_t *ppos);
+ void *buffer, size_t *lenp, loff_t *ppos);
int __init get_filesystem_list(char *buf);
#define __FMODE_EXEC ((__force int) FMODE_EXEC)
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index db95244a62d4..ddfc377de0d2 100644
--- a/include/linux/ftrace.h
+++ b/include/linux/ftrace.h
@@ -1005,8 +1005,7 @@ extern void disable_trace_on_warning(void);
extern int __disable_trace_on_warning;
int tracepoint_printk_sysctl(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp,
- loff_t *ppos);
+ void *buffer, size_t *lenp, loff_t *ppos);
#else /* CONFIG_TRACING */
static inline void disable_trace_on_warning(void) { }
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index 43a1cef8f0f1..92c21c5ccc58 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -105,14 +105,13 @@ struct hugepage_subpool *hugepage_new_subpool(struct hstate *h, long max_hpages,
void hugepage_put_subpool(struct hugepage_subpool *spool);
void reset_vma_resv_huge_pages(struct vm_area_struct *vma);
-int hugetlb_sysctl_handler(struct ctl_table *, int, void __user *, size_t *, loff_t *);
-int hugetlb_overcommit_handler(struct ctl_table *, int, void __user *, size_t *, loff_t *);
-int hugetlb_treat_movable_handler(struct ctl_table *, int, void __user *, size_t *, loff_t *);
-
-#ifdef CONFIG_NUMA
-int hugetlb_mempolicy_sysctl_handler(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
-#endif
+int hugetlb_sysctl_handler(struct ctl_table *, int, void *, size_t *, loff_t *);
+int hugetlb_overcommit_handler(struct ctl_table *, int, void *, size_t *,
+ loff_t *);
+int hugetlb_treat_movable_handler(struct ctl_table *, int, void *, size_t *,
+ loff_t *);
+int hugetlb_mempolicy_sysctl_handler(struct ctl_table *, int, void *, size_t *,
+ loff_t *);
int copy_hugetlb_page_range(struct mm_struct *, struct mm_struct *, struct vm_area_struct *);
long follow_hugetlb_page(struct mm_struct *, struct vm_area_struct *,
diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h
index 04bdaf01112c..594265bfd390 100644
--- a/include/linux/kprobes.h
+++ b/include/linux/kprobes.h
@@ -312,7 +312,7 @@ DEFINE_INSN_CACHE_OPS(optinsn);
#ifdef CONFIG_SYSCTL
extern int sysctl_kprobes_optimization;
extern int proc_kprobes_optimization_handler(struct ctl_table *table,
- int write, void __user *buffer,
+ int write, void *buffer,
size_t *length, loff_t *ppos);
#endif
extern void wait_for_kprobe_optimizer(void);
diff --git a/include/linux/latencytop.h b/include/linux/latencytop.h
index 9022f0c2e2e4..abe3d95f795b 100644
--- a/include/linux/latencytop.h
+++ b/include/linux/latencytop.h
@@ -38,8 +38,8 @@ account_scheduler_latency(struct task_struct *task, int usecs, int inter)
void clear_tsk_latency_tracing(struct task_struct *p);
-extern int sysctl_latencytop(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp, loff_t *ppos);
+int sysctl_latencytop(struct ctl_table *table, int write, void *buffer,
+ size_t *lenp, loff_t *ppos);
#else
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 5a323422d783..a7b1ef8ed970 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -201,10 +201,10 @@ extern int sysctl_overcommit_memory;
extern int sysctl_overcommit_ratio;
extern unsigned long sysctl_overcommit_kbytes;
-extern int overcommit_ratio_handler(struct ctl_table *, int, void __user *,
- size_t *, loff_t *);
-extern int overcommit_kbytes_handler(struct ctl_table *, int, void __user *,
- size_t *, loff_t *);
+int overcommit_ratio_handler(struct ctl_table *, int, void *, size_t *,
+ loff_t *);
+int overcommit_kbytes_handler(struct ctl_table *, int, void *, size_t *,
+ loff_t *);
#define nth_page(page,n) pfn_to_page(page_to_pfn((page)) + (n))
@@ -2957,8 +2957,8 @@ extern bool process_shares_mm(struct task_struct *p, struct mm_struct *mm);
#ifdef CONFIG_SYSCTL
extern int sysctl_drop_caches;
-int drop_caches_sysctl_handler(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
+int drop_caches_sysctl_handler(struct ctl_table *, int, void *, size_t *,
+ loff_t *);
#endif
void drop_slab(void);
@@ -3140,5 +3140,7 @@ unsigned long wp_shared_mapping_range(struct address_space *mapping,
pgoff_t first_index, pgoff_t nr);
#endif
+extern int sysctl_nr_trim_pages;
+
#endif /* __KERNEL__ */
#endif /* _LINUX_MM_H */
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 1b9de7d220fb..93cf20f41e26 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -909,24 +909,23 @@ static inline int is_highmem(struct zone *zone)
/* These two functions are used to setup the per zone pages min values */
struct ctl_table;
-int min_free_kbytes_sysctl_handler(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
-int watermark_boost_factor_sysctl_handler(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
-int watermark_scale_factor_sysctl_handler(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
+
+int min_free_kbytes_sysctl_handler(struct ctl_table *, int, void *, size_t *,
+ loff_t *);
+int watermark_scale_factor_sysctl_handler(struct ctl_table *, int, void *,
+ size_t *, loff_t *);
extern int sysctl_lowmem_reserve_ratio[MAX_NR_ZONES];
-int lowmem_reserve_ratio_sysctl_handler(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
+int lowmem_reserve_ratio_sysctl_handler(struct ctl_table *, int, void *,
+ size_t *, loff_t *);
int percpu_pagelist_fraction_sysctl_handler(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
+ void *, size_t *, loff_t *);
int sysctl_min_unmapped_ratio_sysctl_handler(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
+ void *, size_t *, loff_t *);
int sysctl_min_slab_ratio_sysctl_handler(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
-
-extern int numa_zonelist_order_handler(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
+ void *, size_t *, loff_t *);
+int numa_zonelist_order_handler(struct ctl_table *, int,
+ void *, size_t *, loff_t *);
+extern int percpu_pagelist_fraction;
extern char numa_zonelist_order[];
#define NUMA_ZONELIST_ORDER_LEN 16
diff --git a/include/linux/nmi.h b/include/linux/nmi.h
index 9003e29cde46..750c7f395ca9 100644
--- a/include/linux/nmi.h
+++ b/include/linux/nmi.h
@@ -202,16 +202,11 @@ static inline void watchdog_update_hrtimer_threshold(u64 period) { }
#endif
struct ctl_table;
-extern int proc_watchdog(struct ctl_table *, int ,
- void __user *, size_t *, loff_t *);
-extern int proc_nmi_watchdog(struct ctl_table *, int ,
- void __user *, size_t *, loff_t *);
-extern int proc_soft_watchdog(struct ctl_table *, int ,
- void __user *, size_t *, loff_t *);
-extern int proc_watchdog_thresh(struct ctl_table *, int ,
- void __user *, size_t *, loff_t *);
-extern int proc_watchdog_cpumask(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
+int proc_watchdog(struct ctl_table *, int, void *, size_t *, loff_t *);
+int proc_nmi_watchdog(struct ctl_table *, int , void *, size_t *, loff_t *);
+int proc_soft_watchdog(struct ctl_table *, int , void *, size_t *, loff_t *);
+int proc_watchdog_thresh(struct ctl_table *, int , void *, size_t *, loff_t *);
+int proc_watchdog_cpumask(struct ctl_table *, int, void *, size_t *, loff_t *);
#ifdef CONFIG_HAVE_ACPI_APEI_NMI
#include <asm/nmi.h>
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 9c3e7619c929..347ea379622a 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -1280,15 +1280,12 @@ extern int sysctl_perf_cpu_time_max_percent;
extern void perf_sample_event_took(u64 sample_len_ns);
-extern int perf_proc_update_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp,
- loff_t *ppos);
-extern int perf_cpu_time_max_percent_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp,
- loff_t *ppos);
-
+int perf_proc_update_handler(struct ctl_table *table, int write,
+ void *buffer, size_t *lenp, loff_t *ppos);
+int perf_cpu_time_max_percent_handler(struct ctl_table *table, int write,
+ void *buffer, size_t *lenp, loff_t *ppos);
int perf_event_max_stack_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp, loff_t *ppos);
+ void *buffer, size_t *lenp, loff_t *ppos);
/* Access to perf_event_open(2) syscall. */
#define PERF_SECURITY_OPEN 0
diff --git a/include/linux/pid.h b/include/linux/pid.h
index cc896f0fc4e3..93543cbc0e6b 100644
--- a/include/linux/pid.h
+++ b/include/linux/pid.h
@@ -108,6 +108,9 @@ extern void transfer_pid(struct task_struct *old, struct task_struct *new,
struct pid_namespace;
extern struct pid_namespace init_pid_ns;
+extern int pid_max;
+extern int pid_max_min, pid_max_max;
+
/*
* look up a PID in the hash table. Must be called with the tasklist_lock
* or rcu_read_lock() held.
diff --git a/include/linux/printk.h b/include/linux/printk.h
index e061635e0409..fcde0772ec98 100644
--- a/include/linux/printk.h
+++ b/include/linux/printk.h
@@ -189,7 +189,7 @@ extern int printk_delay_msec;
extern int dmesg_restrict;
extern int
-devkmsg_sysctl_set_loglvl(struct ctl_table *table, int write, void __user *buf,
+devkmsg_sysctl_set_loglvl(struct ctl_table *table, int write, void *buf,
size_t *lenp, loff_t *ppos);
extern void wake_up_klogd(void);
diff --git a/include/linux/sched/sysctl.h b/include/linux/sched/sysctl.h
index d4f6215ee03f..7b4d3a49b6c5 100644
--- a/include/linux/sched/sysctl.h
+++ b/include/linux/sched/sysctl.h
@@ -12,9 +12,8 @@ extern unsigned int sysctl_hung_task_panic;
extern unsigned long sysctl_hung_task_timeout_secs;
extern unsigned long sysctl_hung_task_check_interval_secs;
extern int sysctl_hung_task_warnings;
-extern int proc_dohung_task_timeout_secs(struct ctl_table *table, int write,
- void __user *buffer,
- size_t *lenp, loff_t *ppos);
+int proc_dohung_task_timeout_secs(struct ctl_table *table, int write,
+ void *buffer, size_t *lenp, loff_t *ppos);
#else
/* Avoid need for ifdefs elsewhere in the code */
enum { sysctl_hung_task_timeout_secs = 0 };
@@ -43,8 +42,7 @@ extern __read_mostly unsigned int sysctl_sched_migration_cost;
extern __read_mostly unsigned int sysctl_sched_nr_migrate;
int sched_proc_update_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *length,
- loff_t *ppos);
+ void *buffer, size_t *length, loff_t *ppos);
#endif
/*
@@ -72,33 +70,21 @@ extern unsigned int sysctl_sched_autogroup_enabled;
extern int sysctl_sched_rr_timeslice;
extern int sched_rr_timeslice;
-extern int sched_rr_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp,
- loff_t *ppos);
-
-extern int sched_rt_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp,
- loff_t *ppos);
-
-#ifdef CONFIG_UCLAMP_TASK
-extern int sysctl_sched_uclamp_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp,
- loff_t *ppos);
-#endif
-
-extern int sysctl_numa_balancing(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp,
- loff_t *ppos);
-
-extern int sysctl_schedstats(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp,
- loff_t *ppos);
+int sched_rr_handler(struct ctl_table *table, int write, void *buffer,
+ size_t *lenp, loff_t *ppos);
+int sched_rt_handler(struct ctl_table *table, int write, void *buffer,
+ size_t *lenp, loff_t *ppos);
+int sysctl_sched_uclamp_handler(struct ctl_table *table, int write,
+ void *buffer, size_t *lenp, loff_t *ppos);
+int sysctl_numa_balancing(struct ctl_table *table, int write, void *buffer,
+ size_t *lenp, loff_t *ppos);
+int sysctl_schedstats(struct ctl_table *table, int write, void *buffer,
+ size_t *lenp, loff_t *ppos);
#if defined(CONFIG_ENERGY_MODEL) && defined(CONFIG_CPU_FREQ_GOV_SCHEDUTIL)
extern unsigned int sysctl_sched_energy_aware;
-extern int sched_energy_aware_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp,
- loff_t *ppos);
+int sched_energy_aware_handler(struct ctl_table *table, int write,
+ void *buffer, size_t *lenp, loff_t *ppos);
#endif
#endif /* _LINUX_SCHED_SYSCTL_H */
diff --git a/include/linux/security.h b/include/linux/security.h
index a8d9310472df..6aa229b252ce 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -211,7 +211,7 @@ struct request_sock;
#ifdef CONFIG_MMU
extern int mmap_min_addr_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp, loff_t *ppos);
+ void *buffer, size_t *lenp, loff_t *ppos);
#endif
/* security_inode_init_security callback function to write xattrs */
diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index 02fa84493f23..f2401e45a3c2 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -44,35 +44,26 @@ struct ctl_dir;
extern const int sysctl_vals[];
-typedef int proc_handler (struct ctl_table *ctl, int write,
- void __user *buffer, size_t *lenp, loff_t *ppos);
-
-extern int proc_dostring(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
-extern int proc_dointvec(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
-extern int proc_douintvec(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
-extern int proc_dointvec_minmax(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
-extern int proc_douintvec_minmax(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp,
- loff_t *ppos);
-extern int proc_dointvec_jiffies(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
-extern int proc_dointvec_userhz_jiffies(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
-extern int proc_dointvec_ms_jiffies(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
-extern int proc_doulongvec_minmax(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
-extern int proc_doulongvec_ms_jiffies_minmax(struct ctl_table *table, int,
- void __user *, size_t *, loff_t *);
-extern int proc_do_large_bitmap(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
-extern int proc_do_static_key(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp,
- loff_t *ppos);
+typedef int proc_handler(struct ctl_table *ctl, int write, void *buffer,
+ size_t *lenp, loff_t *ppos);
+
+int proc_dostring(struct ctl_table *, int, void *, size_t *, loff_t *);
+int proc_dointvec(struct ctl_table *, int, void *, size_t *, loff_t *);
+int proc_douintvec(struct ctl_table *, int, void *, size_t *, loff_t *);
+int proc_dointvec_minmax(struct ctl_table *, int, void *, size_t *, loff_t *);
+int proc_douintvec_minmax(struct ctl_table *table, int write, void *buffer,
+ size_t *lenp, loff_t *ppos);
+int proc_dointvec_jiffies(struct ctl_table *, int, void *, size_t *, loff_t *);
+int proc_dointvec_userhz_jiffies(struct ctl_table *, int, void *, size_t *,
+ loff_t *);
+int proc_dointvec_ms_jiffies(struct ctl_table *, int, void *, size_t *,
+ loff_t *);
+int proc_doulongvec_minmax(struct ctl_table *, int, void *, size_t *, loff_t *);
+int proc_doulongvec_ms_jiffies_minmax(struct ctl_table *table, int, void *,
+ size_t *, loff_t *);
+int proc_do_large_bitmap(struct ctl_table *, int, void *, size_t *, loff_t *);
+int proc_do_static_key(struct ctl_table *table, int write, void *buffer,
+ size_t *lenp, loff_t *ppos);
/*
* Register a set of sysctl names by calling register_sysctl_table
@@ -207,7 +198,15 @@ void unregister_sysctl_table(struct ctl_table_header * table);
extern int sysctl_init(void);
+extern int pwrsw_enabled;
+extern int unaligned_enabled;
+extern int unaligned_dump_stack;
+extern int no_unaligned_warning;
+
extern struct ctl_table sysctl_mount_point[];
+extern struct ctl_table random_table[];
+extern struct ctl_table firmware_config_table[];
+extern struct ctl_table epoll_table[];
#else /* CONFIG_SYSCTL */
static inline struct ctl_table_header *register_sysctl_table(struct ctl_table * table)
@@ -238,7 +237,7 @@ static inline void setup_sysctl_set(struct ctl_table_set *p,
#endif /* CONFIG_SYSCTL */
-int sysctl_max_threads(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp, loff_t *ppos);
+int sysctl_max_threads(struct ctl_table *table, int write, void *buffer,
+ size_t *lenp, loff_t *ppos);
#endif /* _LINUX_SYSCTL_H */
diff --git a/include/linux/timer.h b/include/linux/timer.h
index 0dc19a8c39c9..07910ae5ddd9 100644
--- a/include/linux/timer.h
+++ b/include/linux/timer.h
@@ -201,8 +201,7 @@ struct ctl_table;
extern unsigned int sysctl_timer_migration;
int timer_migration_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp,
- loff_t *ppos);
+ void *buffer, size_t *lenp, loff_t *ppos);
#endif
unsigned long __round_jiffies(unsigned long j, int cpu);
diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h
index 292485f3d24d..cb507151710f 100644
--- a/include/linux/vmstat.h
+++ b/include/linux/vmstat.h
@@ -16,8 +16,8 @@ extern int sysctl_stat_interval;
#define DISABLE_NUMA_STAT 0
extern int sysctl_vm_numa_stat;
DECLARE_STATIC_KEY_TRUE(vm_numa_stat_key);
-extern int sysctl_vm_numa_stat_handler(struct ctl_table *table,
- int write, void __user *buffer, size_t *length, loff_t *ppos);
+int sysctl_vm_numa_stat_handler(struct ctl_table *table, int write,
+ void *buffer, size_t *length, loff_t *ppos);
#endif
struct reclaim_stat {
@@ -274,8 +274,8 @@ void cpu_vm_stats_fold(int cpu);
void refresh_zone_stat_thresholds(void);
struct ctl_table;
-int vmstat_refresh(struct ctl_table *, int write,
- void __user *buffer, size_t *lenp, loff_t *ppos);
+int vmstat_refresh(struct ctl_table *, int write, void *buffer, size_t *lenp,
+ loff_t *ppos);
void drain_zonestat(struct zone *zone, struct per_cpu_pageset *);
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index a19d845dd7eb..f8a7e1a850fb 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -362,24 +362,18 @@ extern int vm_highmem_is_dirtyable;
extern int block_dump;
extern int laptop_mode;
-extern int dirty_background_ratio_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp,
- loff_t *ppos);
-extern int dirty_background_bytes_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp,
- loff_t *ppos);
-extern int dirty_ratio_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp,
- loff_t *ppos);
-extern int dirty_bytes_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp,
- loff_t *ppos);
+int dirty_background_ratio_handler(struct ctl_table *table, int write,
+ void *buffer, size_t *lenp, loff_t *ppos);
+int dirty_background_bytes_handler(struct ctl_table *table, int write,
+ void *buffer, size_t *lenp, loff_t *ppos);
+int dirty_ratio_handler(struct ctl_table *table, int write,
+ void *buffer, size_t *lenp, loff_t *ppos);
+int dirty_bytes_handler(struct ctl_table *table, int write,
+ void *buffer, size_t *lenp, loff_t *ppos);
int dirtytime_interval_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp, loff_t *ppos);
-
-struct ctl_table;
-int dirty_writeback_centisecs_handler(struct ctl_table *, int,
- void __user *, size_t *, loff_t *);
+ void *buffer, size_t *lenp, loff_t *ppos);
+int dirty_writeback_centisecs_handler(struct ctl_table *table, int write,
+ void *buffer, size_t *lenp, loff_t *ppos);
void global_dirty_limits(unsigned long *pbackground, unsigned long *pdirty);
unsigned long wb_calc_thresh(struct bdi_writeback *wb, unsigned long thresh);
generated by cgit v1.2.3-58-ga151 (git 2.39.0) at 2024-12-14 07:17:44 +0000