---

yaml
---
r: 21327
b: refs/heads/master
c: fa3241d
h: refs/heads/master
i:
  21325: 8438ad6
  21323: 202e7fa
  21319: aa26a5e
  21311: d919ec8
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 1de87444f8f91009b726108c9a56600645ee8751
+refs/heads/master: fa3241d24cf1182b0ffb6e4d412c3bc2a2ab7bf6

trunk/fs/jfs/Makefile

@@ -8,7 +8,8 @@ jfs-y    := super.o file.o inode.o namei.o jfs_mount.o jfs_umount.o \
 	    jfs_xtree.o jfs_imap.o jfs_debug.o jfs_dmap.o \
 	    jfs_unicode.o jfs_dtree.o jfs_inode.o \
 	    jfs_extent.o symlink.o jfs_metapage.o \
-	    jfs_logmgr.o jfs_txnmgr.o jfs_uniupr.o resize.o xattr.o
+	    jfs_logmgr.o jfs_txnmgr.o jfs_uniupr.o \
+	    resize.o xattr.o ioctl.o
 
 jfs-$(CONFIG_JFS_POSIX_ACL) += acl.o
 

trunk/fs/jfs/file.c

@@ -113,4 +113,5 @@ struct file_operations jfs_file_operations = {
  	.sendfile	= generic_file_sendfile,
 	.fsync		= jfs_fsync,
 	.release	= jfs_release,
+	.ioctl		= jfs_ioctl,
 };

trunk/fs/jfs/inode.c

@@ -55,6 +55,7 @@ void jfs_read_inode(struct inode *inode)
 		inode->i_op = &jfs_file_inode_operations;
 		init_special_inode(inode, inode->i_mode, inode->i_rdev);
 	}
+	jfs_set_inode_flags(inode);
 }
 
 /*

trunk/fs/jfs/jfs_dinode.h

@@ -139,13 +139,36 @@ struct dinode {
 
 /* more extended mode bits: attributes for OS/2 */
 #define IREADONLY	0x02000000	/* no write access to file */
-#define IARCHIVE	0x40000000	/* file archive bit */
-#define ISYSTEM		0x08000000	/* system file */
 #define IHIDDEN		0x04000000	/* hidden file */
-#define IRASH		0x4E000000	/* mask for changeable attributes */
-#define INEWNAME	0x80000000	/* non-8.3 filename format */
+#define ISYSTEM		0x08000000	/* system file */
+
 #define IDIRECTORY	0x20000000	/* directory (shadow of real bit) */
+#define IARCHIVE	0x40000000	/* file archive bit */
+#define INEWNAME	0x80000000	/* non-8.3 filename format */
+
+#define IRASH		0x4E000000	/* mask for changeable attributes */
 #define ATTRSHIFT	25	/* bits to shift to move attribute
 				   specification to mode position */
 
+/* extended attributes for Linux */
+
+#define JFS_NOATIME_FL		0x00080000 /* do not update atime */
+
+#define JFS_DIRSYNC_FL		0x00100000 /* dirsync behaviour */
+#define JFS_SYNC_FL		0x00200000 /* Synchronous updates */
+#define JFS_SECRM_FL		0x00400000 /* Secure deletion */
+#define JFS_UNRM_FL		0x00800000 /* allow for undelete */
+
+#define JFS_APPEND_FL		0x01000000 /* writes to file may only append */
+#define JFS_IMMUTABLE_FL	0x02000000 /* Immutable file */
+
+#define JFS_FL_USER_VISIBLE	0x03F80000
+#define JFS_FL_USER_MODIFIABLE	0x03F80000
+#define JFS_FL_INHERIT		0x03C80000
+
+/* These are identical to EXT[23]_IOC_GETFLAGS/SETFLAGS */
+#define JFS_IOC_GETFLAGS	_IOR('f', 1, long)
+#define JFS_IOC_SETFLAGS	_IOW('f', 2, long)
+
+
 #endif /*_H_JFS_DINODE */

trunk/fs/jfs/jfs_inode.c

@@ -25,6 +25,26 @@
 #include "jfs_dinode.h"
 #include "jfs_debug.h"
 
+
+void jfs_set_inode_flags(struct inode *inode)
+{
+	unsigned int flags = JFS_IP(inode)->mode2;
+
+	inode->i_flags &= ~(S_IMMUTABLE | S_APPEND |
+		S_NOATIME | S_DIRSYNC | S_SYNC);
+
+	if (flags & JFS_IMMUTABLE_FL)
+		inode->i_flags |= S_IMMUTABLE;
+	if (flags & JFS_APPEND_FL)
+		inode->i_flags |= S_APPEND;
+	if (flags & JFS_NOATIME_FL)
+		inode->i_flags |= S_NOATIME;
+	if (flags & JFS_DIRSYNC_FL)
+		inode->i_flags |= S_DIRSYNC;
+	if (flags & JFS_SYNC_FL)
+		inode->i_flags |= S_SYNC;
+}
+
 /*
  * NAME:	ialloc()
  *
@@ -74,10 +94,20 @@ struct inode *ialloc(struct inode *parent, umode_t mode)
 	}
 
 	inode->i_mode = mode;
-	if (S_ISDIR(mode))
-		jfs_inode->mode2 = IDIRECTORY | mode;
+	/* inherit flags from parent */
+	jfs_inode->mode2 = JFS_IP(parent)->mode2 & JFS_FL_INHERIT;
+
+	if (S_ISDIR(mode)) {
+		jfs_inode->mode2 |= IDIRECTORY;
+		jfs_inode->mode2 &= ~JFS_DIRSYNC_FL;
+	}
+	else if (S_ISLNK(mode))
+		jfs_inode->mode2 &=
+			~(JFS_IMMUTABLE_FL|JFS_APPEND_FL);
 	else
-		jfs_inode->mode2 = INLINEEA | ISPARSE | mode;
+		jfs_inode->mode2 |= INLINEEA | ISPARSE;
+	jfs_inode->mode2 |= mode;
+
 	inode->i_blksize = sb->s_blocksize;
 	inode->i_blocks = 0;
 	inode->i_mtime = inode->i_atime = inode->i_ctime = CURRENT_TIME;
@@ -98,6 +128,7 @@ struct inode *ialloc(struct inode *parent, umode_t mode)
 	jfs_inode->atlhead = 0;
 	jfs_inode->atltail = 0;
 	jfs_inode->xtlid = 0;
+	jfs_set_inode_flags(inode);
 
 	jfs_info("ialloc returns inode = 0x%p\n", inode);
 

trunk/fs/jfs/jfs_inode.h

@@ -20,6 +20,8 @@
 
 extern struct inode *ialloc(struct inode *, umode_t);
 extern int jfs_fsync(struct file *, struct dentry *, int);
+extern int jfs_ioctl(struct inode *, struct file *,
+			unsigned int, unsigned long);
 extern void jfs_read_inode(struct inode *);
 extern int jfs_commit_inode(struct inode *, int);
 extern int jfs_write_inode(struct inode*, int);
@@ -29,6 +31,7 @@ extern void jfs_truncate(struct inode *);
 extern void jfs_truncate_nolock(struct inode *, loff_t);
 extern void jfs_free_zero_link(struct inode *);
 extern struct dentry *jfs_get_parent(struct dentry *dentry);
+extern void jfs_set_inode_flags(struct inode *);
 
 extern struct address_space_operations jfs_aops;
 extern struct inode_operations jfs_dir_inode_operations;

trunk/fs/jfs/namei.c

@@ -1523,6 +1523,7 @@ struct file_operations jfs_dir_operations = {
 	.read		= generic_read_dir,
 	.readdir	= jfs_readdir,
 	.fsync		= jfs_fsync,
+	.ioctl		= jfs_ioctl,
 };
 
 static int jfs_ci_hash(struct dentry *dir, struct qstr *this)