xfs: hoist inode flag conversion functions

Hoist the inode flag conversion functions into libxfs so that we can
keep them in sync.  Do this by creating a new xfs_inode_utils.c file in
libxfs.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>

7 files changed, 144 insertions, 112 deletions

diff --git a/fs/xfs/Makefile b/fs/xfs/Makefile
index ba796d73cfa1..7a71ad5e713b 100644
--- a/fs/xfs/Makefile
+++ b/fs/xfs/Makefile
@@ -39,6 +39,7 @@ xfs-y				+= $(addprefix libxfs/, \
 				   xfs_iext_tree.o \
 				   xfs_inode_fork.o \
 				   xfs_inode_buf.o \
+				   xfs_inode_util.o \
 				   xfs_log_rlimit.o \
 				   xfs_ag_resv.o \
 				   xfs_rmap.o \
diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
index 8059f3139348..de654008511f 100644
--- a/fs/xfs/libxfs/xfs_bmap.c
+++ b/fs/xfs/libxfs/xfs_bmap.c
@@ -36,6 +36,7 @@
 #include "xfs_icache.h"
 #include "xfs_iomap.h"
 #include "xfs_health.h"
+#include "xfs_inode_util.h"
 
 kmem_zone_t		*xfs_bmap_free_item_zone;
 
diff --git a/fs/xfs/libxfs/xfs_inode_util.c b/fs/xfs/libxfs/xfs_inode_util.c
new file mode 100644
index 000000000000..68a8c1e842e6
--- /dev/null
+++ b/fs/xfs/libxfs/xfs_inode_util.c
@@ -0,0 +1,126 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2000-2006 Silicon Graphics, Inc.
+ * All Rights Reserved.
+ */
+#include "xfs.h"
+#include "xfs_fs.h"
+#include "xfs_shared.h"
+#include "xfs_format.h"
+#include "xfs_log_format.h"
+#include "xfs_trans_resv.h"
+#include "xfs_sb.h"
+#include "xfs_mount.h"
+#include "xfs_inode.h"
+#include "xfs_inode_util.h"
+
+uint16_t
+xfs_flags2diflags(
+	struct xfs_inode	*ip,
+	unsigned int		xflags)
+{
+	/* can't set PREALLOC this way, just preserve it */
+	uint16_t		di_flags =
+		(ip->i_d.di_flags & XFS_DIFLAG_PREALLOC);
+
+	if (xflags & FS_XFLAG_IMMUTABLE)
+		di_flags |= XFS_DIFLAG_IMMUTABLE;
+	if (xflags & FS_XFLAG_APPEND)
+		di_flags |= XFS_DIFLAG_APPEND;
+	if (xflags & FS_XFLAG_SYNC)
+		di_flags |= XFS_DIFLAG_SYNC;
+	if (xflags & FS_XFLAG_NOATIME)
+		di_flags |= XFS_DIFLAG_NOATIME;
+	if (xflags & FS_XFLAG_NODUMP)
+		di_flags |= XFS_DIFLAG_NODUMP;
+	if (xflags & FS_XFLAG_NODEFRAG)
+		di_flags |= XFS_DIFLAG_NODEFRAG;
+	if (xflags & FS_XFLAG_FILESTREAM)
+		di_flags |= XFS_DIFLAG_FILESTREAM;
+	if (S_ISDIR(VFS_I(ip)->i_mode)) {
+		if (xflags & FS_XFLAG_RTINHERIT)
+			di_flags |= XFS_DIFLAG_RTINHERIT;
+		if (xflags & FS_XFLAG_NOSYMLINKS)
+			di_flags |= XFS_DIFLAG_NOSYMLINKS;
+		if (xflags & FS_XFLAG_EXTSZINHERIT)
+			di_flags |= XFS_DIFLAG_EXTSZINHERIT;
+		if (xflags & FS_XFLAG_PROJINHERIT)
+			di_flags |= XFS_DIFLAG_PROJINHERIT;
+	} else if (S_ISREG(VFS_I(ip)->i_mode)) {
+		if (xflags & FS_XFLAG_REALTIME)
+			di_flags |= XFS_DIFLAG_REALTIME;
+		if (xflags & FS_XFLAG_EXTSIZE)
+			di_flags |= XFS_DIFLAG_EXTSIZE;
+	}
+
+	return di_flags;
+}
+
+uint64_t
+xfs_flags2diflags2(
+	struct xfs_inode	*ip,
+	unsigned int		xflags)
+{
+	uint64_t		di_flags2 =
+		(ip->i_d.di_flags2 & (XFS_DIFLAG2_REFLINK |
+				      XFS_DIFLAG2_BIGTIME));
+
+	if (xflags & FS_XFLAG_DAX)
+		di_flags2 |= XFS_DIFLAG2_DAX;
+	if (xflags & FS_XFLAG_COWEXTSIZE)
+		di_flags2 |= XFS_DIFLAG2_COWEXTSIZE;
+
+	return di_flags2;
+}
+
+uint32_t
+xfs_dic2xflags(
+	uint16_t		di_flags,
+	uint64_t		di_flags2,
+	bool			has_attr)
+{
+	uint32_t		flags = 0;
+
+	if (di_flags & XFS_DIFLAG_ANY) {
+		if (di_flags & XFS_DIFLAG_REALTIME)
+			flags |= FS_XFLAG_REALTIME;
+		if (di_flags & XFS_DIFLAG_PREALLOC)
+			flags |= FS_XFLAG_PREALLOC;
+		if (di_flags & XFS_DIFLAG_IMMUTABLE)
+			flags |= FS_XFLAG_IMMUTABLE;
+		if (di_flags & XFS_DIFLAG_APPEND)
+			flags |= FS_XFLAG_APPEND;
+		if (di_flags & XFS_DIFLAG_SYNC)
+			flags |= FS_XFLAG_SYNC;
+		if (di_flags & XFS_DIFLAG_NOATIME)
+			flags |= FS_XFLAG_NOATIME;
+		if (di_flags & XFS_DIFLAG_NODUMP)
+			flags |= FS_XFLAG_NODUMP;
+		if (di_flags & XFS_DIFLAG_RTINHERIT)
+			flags |= FS_XFLAG_RTINHERIT;
+		if (di_flags & XFS_DIFLAG_PROJINHERIT)
+			flags |= FS_XFLAG_PROJINHERIT;
+		if (di_flags & XFS_DIFLAG_NOSYMLINKS)
+			flags |= FS_XFLAG_NOSYMLINKS;
+		if (di_flags & XFS_DIFLAG_EXTSIZE)
+			flags |= FS_XFLAG_EXTSIZE;
+		if (di_flags & XFS_DIFLAG_EXTSZINHERIT)
+			flags |= FS_XFLAG_EXTSZINHERIT;
+		if (di_flags & XFS_DIFLAG_NODEFRAG)
+			flags |= FS_XFLAG_NODEFRAG;
+		if (di_flags & XFS_DIFLAG_FILESTREAM)
+			flags |= FS_XFLAG_FILESTREAM;
+	}
+
+	if (di_flags2 & XFS_DIFLAG2_ANY) {
+		if (di_flags2 & XFS_DIFLAG2_DAX)
+			flags |= FS_XFLAG_DAX;
+		if (di_flags2 & XFS_DIFLAG2_COWEXTSIZE)
+			flags |= FS_XFLAG_COWEXTSIZE;
+	}
+
+	if (has_attr)
+		flags |= FS_XFLAG_HASATTR;
+
+	return flags;
+}
diff --git a/fs/xfs/libxfs/xfs_inode_util.h b/fs/xfs/libxfs/xfs_inode_util.h
new file mode 100644
index 000000000000..3a98339a4f11
--- /dev/null
+++ b/fs/xfs/libxfs/xfs_inode_util.h
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
+ * All Rights Reserved.
+ */
+#ifndef	__XFS_INODE_UTIL_H__
+#define	__XFS_INODE_UTIL_H__
+
+uint16_t	xfs_flags2diflags(struct xfs_inode *ip, unsigned int xflags);
+uint64_t	xfs_flags2diflags2(struct xfs_inode *ip, unsigned int xflags);
+uint32_t	xfs_dic2xflags(uint16_t di_flags, uint64_t di_flags2,
+			       bool has_attr);
+
+#endif /* __XFS_INODE_UTIL_H__ */
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 8ce0f0b2b1f1..1db1e5dd25c9 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -553,65 +553,13 @@ xfs_lock_two_inodes(
 	}
 }
 
-STATIC uint
-_xfs_dic2xflags(
-	uint16_t		di_flags,
-	uint64_t		di_flags2,
-	bool			has_attr)
-{
-	uint			flags = 0;
-
-	if (di_flags & XFS_DIFLAG_ANY) {
-		if (di_flags & XFS_DIFLAG_REALTIME)
-			flags |= FS_XFLAG_REALTIME;
-		if (di_flags & XFS_DIFLAG_PREALLOC)
-			flags |= FS_XFLAG_PREALLOC;
-		if (di_flags & XFS_DIFLAG_IMMUTABLE)
-			flags |= FS_XFLAG_IMMUTABLE;
-		if (di_flags & XFS_DIFLAG_APPEND)
-			flags |= FS_XFLAG_APPEND;
-		if (di_flags & XFS_DIFLAG_SYNC)
-			flags |= FS_XFLAG_SYNC;
-		if (di_flags & XFS_DIFLAG_NOATIME)
-			flags |= FS_XFLAG_NOATIME;
-		if (di_flags & XFS_DIFLAG_NODUMP)
-			flags |= FS_XFLAG_NODUMP;
-		if (di_flags & XFS_DIFLAG_RTINHERIT)
-			flags |= FS_XFLAG_RTINHERIT;
-		if (di_flags & XFS_DIFLAG_PROJINHERIT)
-			flags |= FS_XFLAG_PROJINHERIT;
-		if (di_flags & XFS_DIFLAG_NOSYMLINKS)
-			flags |= FS_XFLAG_NOSYMLINKS;
-		if (di_flags & XFS_DIFLAG_EXTSIZE)
-			flags |= FS_XFLAG_EXTSIZE;
-		if (di_flags & XFS_DIFLAG_EXTSZINHERIT)
-			flags |= FS_XFLAG_EXTSZINHERIT;
-		if (di_flags & XFS_DIFLAG_NODEFRAG)
-			flags |= FS_XFLAG_NODEFRAG;
-		if (di_flags & XFS_DIFLAG_FILESTREAM)
-			flags |= FS_XFLAG_FILESTREAM;
-	}
-
-	if (di_flags2 & XFS_DIFLAG2_ANY) {
-		if (di_flags2 & XFS_DIFLAG2_DAX)
-			flags |= FS_XFLAG_DAX;
-		if (di_flags2 & XFS_DIFLAG2_COWEXTSIZE)
-			flags |= FS_XFLAG_COWEXTSIZE;
-	}
-
-	if (has_attr)
-		flags |= FS_XFLAG_HASATTR;
-
-	return flags;
-}
-
 uint
 xfs_ip2xflags(
 	struct xfs_inode	*ip)
 {
 	struct xfs_icdinode	*dic = &ip->i_d;
 
-	return _xfs_dic2xflags(dic->di_flags, dic->di_flags2, XFS_IFORK_Q(ip));
+	return xfs_dic2xflags(dic->di_flags, dic->di_flags2, XFS_IFORK_Q(ip));
 }
 
 /*
diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h
index aa4fe81fca66..f4f5835f0b81 100644
--- a/fs/xfs/xfs_inode.h
+++ b/fs/xfs/xfs_inode.h
@@ -8,6 +8,7 @@
 
 #include "xfs_inode_buf.h"
 #include "xfs_inode_fork.h"
+#include "xfs_inode_util.h"
 
 /*
  * Kernel only inode definitions
diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
index da1d4998f974..1a7c420afe9b 100644
--- a/fs/xfs/xfs_ioctl.c
+++ b/fs/xfs/xfs_ioctl.c
@@ -1142,65 +1142,6 @@ xfs_ioc_fsgetxattr(
 	return 0;
 }
 
-STATIC uint16_t
-xfs_flags2diflags(
-	struct xfs_inode	*ip,
-	unsigned int		xflags)
-{
-	/* can't set PREALLOC this way, just preserve it */
-	uint16_t		di_flags =
-		(ip->i_d.di_flags & XFS_DIFLAG_PREALLOC);
-
-	if (xflags & FS_XFLAG_IMMUTABLE)
-		di_flags |= XFS_DIFLAG_IMMUTABLE;
-	if (xflags & FS_XFLAG_APPEND)
-		di_flags |= XFS_DIFLAG_APPEND;
-	if (xflags & FS_XFLAG_SYNC)
-		di_flags |= XFS_DIFLAG_SYNC;
-	if (xflags & FS_XFLAG_NOATIME)
-		di_flags |= XFS_DIFLAG_NOATIME;
-	if (xflags & FS_XFLAG_NODUMP)
-		di_flags |= XFS_DIFLAG_NODUMP;
-	if (xflags & FS_XFLAG_NODEFRAG)
-		di_flags |= XFS_DIFLAG_NODEFRAG;
-	if (xflags & FS_XFLAG_FILESTREAM)
-		di_flags |= XFS_DIFLAG_FILESTREAM;
-	if (S_ISDIR(VFS_I(ip)->i_mode)) {
-		if (xflags & FS_XFLAG_RTINHERIT)
-			di_flags |= XFS_DIFLAG_RTINHERIT;
-		if (xflags & FS_XFLAG_NOSYMLINKS)
-			di_flags |= XFS_DIFLAG_NOSYMLINKS;
-		if (xflags & FS_XFLAG_EXTSZINHERIT)
-			di_flags |= XFS_DIFLAG_EXTSZINHERIT;
-		if (xflags & FS_XFLAG_PROJINHERIT)
-			di_flags |= XFS_DIFLAG_PROJINHERIT;
-	} else if (S_ISREG(VFS_I(ip)->i_mode)) {
-		if (xflags & FS_XFLAG_REALTIME)
-			di_flags |= XFS_DIFLAG_REALTIME;
-		if (xflags & FS_XFLAG_EXTSIZE)
-			di_flags |= XFS_DIFLAG_EXTSIZE;
-	}
-
-	return di_flags;
-}
-
-STATIC uint64_t
-xfs_flags2diflags2(
-	struct xfs_inode	*ip,
-	unsigned int		xflags)
-{
-	uint64_t		di_flags2 =
-		(ip->i_d.di_flags2 & (XFS_DIFLAG2_REFLINK |
-				      XFS_DIFLAG2_BIGTIME));
-
-	if (xflags & FS_XFLAG_DAX)
-		di_flags2 |= XFS_DIFLAG2_DAX;
-	if (xflags & FS_XFLAG_COWEXTSIZE)
-		di_flags2 |= XFS_DIFLAG2_COWEXTSIZE;
-
-	return di_flags2;
-}
-
 static int
 xfs_ioctl_setattr_xflags(
 	struct xfs_trans	*tp,