Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit da14c1e5 authored by Marc-André Lureau's avatar Marc-André Lureau Committed by Linus Torvalds
Browse files

hugetlb: expose hugetlbfs_inode_info in header 

hugetlbfs inode information will need to be accessed by code in
mm/shmem.c for file sealing operations.  Move inode information
definition from .c file to header for needed access.

Link: http://lkml.kernel.org/r/20171107122800.25517-4-marcandre.lureau@redhat.com


Signed-off-by: default avatarMarc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: default avatarMike Kravetz <mike.kravetz@oracle.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 5aadc431

fs/hugetlbfs/inode.c

+0 −10
Original line number Diff line number Diff line
@@ -55,16 +55,6 @@ struct hugetlbfs_config { 
	umode_t			mode;

};



struct hugetlbfs_inode_info {

	struct shared_policy policy;

	struct inode vfs_inode;

};



static inline struct hugetlbfs_inode_info *HUGETLBFS_I(struct inode *inode)

{

	return container_of(inode, struct hugetlbfs_inode_info, vfs_inode);

}



int sysctl_hugetlb_shm_group;



enum {

include/linux/hugetlb.h

+10 −0
Original line number Diff line number Diff line
@@ -270,6 +270,16 @@ static inline struct hugetlbfs_sb_info *HUGETLBFS_SB(struct super_block *sb) 
	return sb->s_fs_info;

}



struct hugetlbfs_inode_info {

	struct shared_policy policy;

	struct inode vfs_inode;

};



static inline struct hugetlbfs_inode_info *HUGETLBFS_I(struct inode *inode)

{

	return container_of(inode, struct hugetlbfs_inode_info, vfs_inode);

}



extern const struct file_operations hugetlbfs_file_operations;

extern const struct vm_operations_struct hugetlb_vm_ops;

struct file *hugetlb_file_setup(const char *name, size_t size, vm_flags_t acct,