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authorMarc-André Lureau <marcandre.lureau@redhat.com>2018-01-31 16:19:22 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2018-01-31 17:18:39 -0800
commitda14c1e524a56d62b846f73ae44fd722d63747b6 (patch)
tree5ddf7c58e544b4dfe11c63ab61067b48b0341a6c
parent5aadc431a593ac1f3a026dfbceaa16cc4d5e15ca (diff)
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: Marc-André Lureau <marcandre.lureau@redhat.com> Reviewed-by: Mike 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: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--fs/hugetlbfs/inode.c10
-rw-r--r--include/linux/hugetlb.h10
2 files changed, 10 insertions, 10 deletions
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 8a85f3f53446..89e29574c1dc 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -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 {
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index 6fcf140188d0..d02301e3f232 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -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,