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um: Fix the return type of __switch_to

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Make it match the declaration in asm-generic/switch_to.h. And
also include the header to allow the compiler to check it.

Signed-off-by: Tiwei Bie <tiwei.btw@antgroup.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
Tiwei Bie
2024-03-06 18:19:20 +08:00
committed by Richard Weinberger
parent b5e0950fd6
commit 179d83d89c
1 changed files with 2 additions and 1 deletions
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3
arch/um/kernel/process.c
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@@ -26,6 +26,7 @@
#include <linux/resume_user_mode.h>
#include <asm/current.h>
#include <asm/mmu_context.h>
#include <asm/switch_to.h>
#include <linux/uaccess.h>
#include <as-layout.h>
#include <kern_util.h>
@@ -73,7 +74,7 @@ static inline void set_current(struct task_struct *task)
extern void arch_switch_to(struct task_struct *to);
void *__switch_to(struct task_struct *from, struct task_struct *to)
struct task_struct *__switch_to(struct task_struct *from, struct task_struct *to)
{
to->thread.prev_sched = from;
set_current(to);