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| author | Christoph Hellwig <hch@lst.de> | 2020-04-24 08:43:36 +0200 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2020-04-27 02:06:53 -0400 |
| commit | 2374c09b1c8a883bb9b4b2fc3756703eeb618f4a (patch) | |
| tree | 9ff6358829e663960cb7177d941c3a8f3a4309b4 /kernel/sysctl.c | |
| parent | 26363af5643490a817272e1cc6f1d3f1d550a699 (diff) | |
| download | linux-2374c09b1c8a883bb9b4b2fc3756703eeb618f4a.tar.gz linux-2374c09b1c8a883bb9b4b2fc3756703eeb618f4a.tar.bz2 linux-2374c09b1c8a883bb9b4b2fc3756703eeb618f4a.zip | |
sysctl: remove all extern declaration from sysctl.c
Extern declarations in .c files are a bad style and can lead to
mismatches. Use existing definitions in headers where they exist,
and otherwise move the external declarations to suitable header
files.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'kernel/sysctl.c')
| -rw-r--r-- | kernel/sysctl.c | 45 |
1 files changed, 3 insertions, 42 deletions
diff --git a/kernel/sysctl.c b/kernel/sysctl.c index 99d27acf4646..31b934865ebc 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -68,6 +68,9 @@ #include <linux/bpf.h> #include <linux/mount.h> #include <linux/userfaultfd_k.h> +#include <linux/coredump.h> +#include <linux/latencytop.h> +#include <linux/pid.h> #include "../lib/kstrtox.h" @@ -103,22 +106,6 @@ #if defined(CONFIG_SYSCTL) -/* External variables not in a header file. */ -extern int suid_dumpable; -#ifdef CONFIG_COREDUMP -extern int core_uses_pid; -extern char core_pattern[]; -extern unsigned int core_pipe_limit; -#endif -extern int pid_max; -extern int pid_max_min, pid_max_max; -extern int percpu_pagelist_fraction; -extern int latencytop_enabled; -extern unsigned int sysctl_nr_open_min, sysctl_nr_open_max; -#ifndef CONFIG_MMU -extern int sysctl_nr_trim_pages; -#endif - /* Constants used for minimum and maximum */ #ifdef CONFIG_LOCKUP_DETECTOR static int sixty = 60; @@ -160,24 +147,6 @@ static unsigned long hung_task_timeout_max = (LONG_MAX/HZ); #ifdef CONFIG_INOTIFY_USER #include <linux/inotify.h> #endif -#ifdef CONFIG_SPARC -#endif - -#ifdef CONFIG_PARISC -extern int pwrsw_enabled; -#endif - -#ifdef CONFIG_SYSCTL_ARCH_UNALIGN_ALLOW -extern int unaligned_enabled; -#endif - -#ifdef CONFIG_IA64 -extern int unaligned_dump_stack; -#endif - -#ifdef CONFIG_SYSCTL_ARCH_UNALIGN_NO_WARN -extern int no_unaligned_warning; -#endif #ifdef CONFIG_PROC_SYSCTL @@ -243,14 +212,6 @@ static struct ctl_table vm_table[]; static struct ctl_table fs_table[]; static struct ctl_table debug_table[]; static struct ctl_table dev_table[]; -extern struct ctl_table random_table[]; -#ifdef CONFIG_EPOLL -extern struct ctl_table epoll_table[]; -#endif - -#ifdef CONFIG_FW_LOADER_USER_HELPER -extern struct ctl_table firmware_config_table[]; -#endif #if defined(HAVE_ARCH_PICK_MMAP_LAYOUT) || \ defined(CONFIG_ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT) |