ARM: make <linux/uaccess.h> self-contained for ARM
Commit Message
When I compiled the following code for ARM, I encountered numerous
errors.
[Test Code]
#include <linux/compiler.h>
#include <linux/uaccess.h>
int foo(int *x, int __user *ptr)
{
return get_user(*x, ptr);
}
To fix the errors, make some asm headers self-contained:
1. In arch/arm/include/asm/domain.h, include <linux/thread_info.h>
for current_thread_info().
2. In arch/arm/include/asm/traps.h, remove unneeded __init, and
include <linux/linkage.h> for asmlinkage.
3. In arch/arm/include/asm/uaccess.h, include <linux/kernel.h> for
might_fault().
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
---
KernelVersion: v6.6-rc1
arch/arm/include/asm/domain.h | 2 +-
arch/arm/include/asm/traps.h | 3 ++-
arch/arm/include/asm/uaccess.h | 1 +
3 files changed, 4 insertions(+), 2 deletions(-)
@@ -8,8 +8,8 @@
#define __ASM_PROC_DOMAIN_H
#ifndef __ASSEMBLY__
+#include <linux/thread_info.h>
#include <asm/barrier.h>
-#include <asm/thread_info.h>
#endif
/*
@@ -2,6 +2,7 @@
#ifndef _ASMARM_TRAP_H
#define _ASMARM_TRAP_H
+#include <linux/linkage.h>
#include <linux/list.h>
struct pt_regs;
@@ -28,7 +29,7 @@ static inline int __in_irqentry_text(unsigned long ptr)
ptr < (unsigned long)&__irqentry_text_end;
}
-extern void __init early_trap_init(void *);
+extern void early_trap_init(void *);
extern void dump_backtrace_entry(unsigned long where, unsigned long from,
unsigned long frame, const char *loglvl);
extern void ptrace_break(struct pt_regs *regs);
@@ -8,6 +8,7 @@
/*
* User space memory access functions
*/
+#include <linux/kernel.h>
#include <linux/string.h>
#include <asm/page.h>
#include <asm/domain.h>