Commit fd13c8ab authored by Baokun Li's avatar Baokun Li
Browse files

fs/dcache: kabi: KABI reservation for dentry 

hulk inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I91CF6



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

    structure                size reserves reserved

    dentry                   200     2      216
    dentry_operations        104     3      128

Signed-off-by: default avatarBaokun Li <libaokun1@huawei.com>
parent fa30d756

include/linux/dcache.h

+8 −0
Original line number Diff line number Diff line
@@ -2,6 +2,7 @@ 
#ifndef __LINUX_DCACHE_H

#define __LINUX_DCACHE_H



#include <linux/kabi.h>

#include <linux/atomic.h>

#include <linux/list.h>

#include <linux/math.h>
@@ -114,6 +115,9 @@ struct dentry { 
	} d_u;

	/* negative dentry under this dentry, if it's dir */

	atomic_t d_neg_dnum;



	KABI_RESERVE(1)

	KABI_RESERVE(2)

} __randomize_layout;



/*
@@ -143,6 +147,10 @@ struct dentry_operations { 
	struct vfsmount *(*d_automount)(struct path *);

	int (*d_manage)(const struct path *, bool);

	struct dentry *(*d_real)(struct dentry *, const struct inode *);



	KABI_RESERVE(1)

	KABI_RESERVE(2)

	KABI_RESERVE(3)

} ____cacheline_aligned;



/*