Commit 67f3fa0d authored by Jialin Zhang's avatar Jialin Zhang
Browse files

kabi: reserve space for thread_info structure 

hulk inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I90MTG



-------------------------------

Reserve space for arm64 and x86 thread_info structure

Signed-off-by: default avatarJialin Zhang <zhangjialin11@huawei.com>
parent 49a22666

arch/arm64/include/asm/thread_info.h

+4 −0
Original line number Diff line number Diff line
@@ -17,6 +17,7 @@ struct task_struct; 
#include <asm/memory.h>

#include <asm/stack_pointer.h>

#include <asm/types.h>

#include <linux/kabi.h>



/*

 * low level task data that entry.S needs immediate access to.
@@ -46,6 +47,9 @@ struct thread_info { 
	u64			mpam_partid_pmg;

#endif

	u32			cpu;



	KABI_RESERVE(1)

	KABI_RESERVE(2)

};



#define thread_saved_pc(tsk)	\

arch/x86/include/asm/thread_info.h

+4 −0
Original line number Diff line number Diff line
@@ -12,6 +12,7 @@ 
#include <asm/page.h>

#include <asm/percpu.h>

#include <asm/types.h>

#include <linux/kabi.h>



/*

 * TOP_OF_KERNEL_STACK_PADDING is a number of unused bytes that we
@@ -60,6 +61,9 @@ struct thread_info { 
#ifdef CONFIG_SMP

	u32			cpu;		/* current CPU */

#endif



	KABI_RESERVE(1)

	KABI_RESERVE(2)

};



#define INIT_THREAD_INFO(tsk)			\