Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/shaggy/jfs-2.6

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/shaggy/jfs-2.6:
  JFS: Fix race waking up jfsIO kernel thread
  JFS: use __set_current_state()
  Copy i_flags to jfs inode flags on write
  JFS: document uid, gid, and umask mount options in jfs.txt

9 files changed, 38 insertions, 9 deletions

diff --git a/Documentation/filesystems/jfs.txt b/Documentation/filesystems/jfs.txt
index bae128663748..26ebde77e821 100644
--- a/Documentation/filesystems/jfs.txt
+++ b/Documentation/filesystems/jfs.txt
@@ -29,7 +29,13 @@ errors=continue		Keep going on a filesystem error.
 errors=remount-ro	Default. Remount the filesystem read-only on an error.
 errors=panic		Panic and halt the machine if an error occurs.
 
-Please send bugs, comments, cards and letters to shaggy@austin.ibm.com.
+uid=value	Override on-disk uid with specified value
+gid=value	Override on-disk gid with specified value
+umask=value	Override on-disk umask with specified octal value.  For
+		directories, the execute bit will be set if the corresponding
+		read bit is set.
+
+Please send bugs, comments, cards and letters to shaggy@linux.vnet.ibm.com.
 
 The JFS mailing list can be subscribed to by using the link labeled
 "Mail list Subscribe" at our web page http://jfs.sourceforge.net/
diff --git a/fs/jfs/inode.c b/fs/jfs/inode.c
index e285022f006c..3467dde27e5a 100644
--- a/fs/jfs/inode.c
+++ b/fs/jfs/inode.c
@@ -55,7 +55,6 @@ 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);
 }
 
 /*
diff --git a/fs/jfs/ioctl.c b/fs/jfs/ioctl.c
index ed814b1ff4d9..fe063af6fd2f 100644
--- a/fs/jfs/ioctl.c
+++ b/fs/jfs/ioctl.c
@@ -59,6 +59,7 @@ int jfs_ioctl(struct inode * inode, struct file * filp, unsigned int cmd,
 
 	switch (cmd) {
 	case JFS_IOC_GETFLAGS:
+		jfs_get_inode_flags(jfs_inode);
 		flags = jfs_inode->mode2 & JFS_FL_USER_VISIBLE;
 		flags = jfs_map_ext2(flags, 0);
 		return put_user(flags, (int __user *) arg);
@@ -78,6 +79,7 @@ int jfs_ioctl(struct inode * inode, struct file * filp, unsigned int cmd,
 		if (!S_ISDIR(inode->i_mode))
 			flags &= ~JFS_DIRSYNC_FL;
 
+		jfs_get_inode_flags(jfs_inode);
 		oldflags = jfs_inode->mode2;
 
 		/*
diff --git a/fs/jfs/jfs_imap.c b/fs/jfs/jfs_imap.c
index aa5124b643b1..c465607be991 100644
--- a/fs/jfs/jfs_imap.c
+++ b/fs/jfs/jfs_imap.c
@@ -3078,6 +3078,7 @@ static int copy_from_dinode(struct dinode * dip, struct inode *ip)
 
 	jfs_ip->fileset = le32_to_cpu(dip->di_fileset);
 	jfs_ip->mode2 = le32_to_cpu(dip->di_mode);
+	jfs_set_inode_flags(ip);
 
 	ip->i_mode = le32_to_cpu(dip->di_mode) & 0xffff;
 	if (sbi->umask != -1) {
@@ -3174,6 +3175,7 @@ static void copy_to_dinode(struct dinode * dip, struct inode *ip)
 		dip->di_gid = cpu_to_le32(ip->i_gid);
 	else
 		dip->di_gid = cpu_to_le32(jfs_ip->saved_gid);
+	jfs_get_inode_flags(jfs_ip);
 	/*
 	 * mode2 is only needed for storing the higher order bits.
 	 * Trust i_mode for the lower order ones
diff --git a/fs/jfs/jfs_inode.c b/fs/jfs/jfs_inode.c
index 4c67ed97682b..ed6574bee51a 100644
--- a/fs/jfs/jfs_inode.c
+++ b/fs/jfs/jfs_inode.c
@@ -45,6 +45,24 @@ void jfs_set_inode_flags(struct inode *inode)
 		inode->i_flags |= S_SYNC;
 }
 
+void jfs_get_inode_flags(struct jfs_inode_info *jfs_ip)
+{
+	unsigned int flags = jfs_ip->vfs_inode.i_flags;
+
+	jfs_ip->mode2 &= ~(JFS_IMMUTABLE_FL | JFS_APPEND_FL | JFS_NOATIME_FL |
+			   JFS_DIRSYNC_FL | JFS_SYNC_FL);
+	if (flags & S_IMMUTABLE)
+		jfs_ip->mode2 |= JFS_IMMUTABLE_FL;
+	if (flags & S_APPEND)
+		jfs_ip->mode2 |= JFS_APPEND_FL;
+	if (flags & S_NOATIME)
+		jfs_ip->mode2 |= JFS_NOATIME_FL;
+	if (flags & S_DIRSYNC)
+		jfs_ip->mode2 |= JFS_DIRSYNC_FL;
+	if (flags & S_SYNC)
+		jfs_ip->mode2 |= JFS_SYNC_FL;
+}
+
 /*
  * NAME:	ialloc()
  *
diff --git a/fs/jfs/jfs_inode.h b/fs/jfs/jfs_inode.h
index 6802837f757e..2374b595f2e1 100644
--- a/fs/jfs/jfs_inode.h
+++ b/fs/jfs/jfs_inode.h
@@ -31,6 +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_get_inode_flags(struct jfs_inode_info *);
 extern void jfs_set_inode_flags(struct inode *);
 extern int jfs_get_block(struct inode *, sector_t, struct buffer_head *, int);
 
diff --git a/fs/jfs/jfs_lock.h b/fs/jfs/jfs_lock.h
index df48ece4b7a3..ecf04882265e 100644
--- a/fs/jfs/jfs_lock.h
+++ b/fs/jfs/jfs_lock.h
@@ -45,7 +45,7 @@ do {							\
 		io_schedule();				\
 		lock_cmd;				\
 	}						\
-	current->state = TASK_RUNNING;			\
+	__set_current_state(TASK_RUNNING);			\
 	remove_wait_queue(&wq, &__wait);		\
 } while (0)
 
diff --git a/fs/jfs/jfs_logmgr.c b/fs/jfs/jfs_logmgr.c
index 783e80b5a8e7..6a3f00dc8c83 100644
--- a/fs/jfs/jfs_logmgr.c
+++ b/fs/jfs/jfs_logmgr.c
@@ -1589,7 +1589,7 @@ void jfs_flush_journal(struct jfs_log *log, int wait)
 		set_current_state(TASK_UNINTERRUPTIBLE);
 		LOGGC_UNLOCK(log);
 		schedule();
-		current->state = TASK_RUNNING;
+		__set_current_state(TASK_RUNNING);
 		LOGGC_LOCK(log);
 		remove_wait_queue(&target->gcwait, &__wait);
 	}
@@ -2353,14 +2353,15 @@ int jfsIOWait(void *arg)
 			lbmStartIO(bp);
 			spin_lock_irq(&log_redrive_lock);
 		}
-		spin_unlock_irq(&log_redrive_lock);
 
 		if (freezing(current)) {
+			spin_unlock_irq(&log_redrive_lock);
 			refrigerator();
 		} else {
 			set_current_state(TASK_INTERRUPTIBLE);
+			spin_unlock_irq(&log_redrive_lock);
 			schedule();
-			current->state = TASK_RUNNING;
+			__set_current_state(TASK_RUNNING);
 		}
 	} while (!kthread_should_stop());
 
diff --git a/fs/jfs/jfs_txnmgr.c b/fs/jfs/jfs_txnmgr.c
index ce9ee6b4c0f6..25430d0b0d59 100644
--- a/fs/jfs/jfs_txnmgr.c
+++ b/fs/jfs/jfs_txnmgr.c
@@ -135,7 +135,7 @@ static inline void TXN_SLEEP_DROP_LOCK(wait_queue_head_t * event)
 	set_current_state(TASK_UNINTERRUPTIBLE);
 	TXN_UNLOCK();
 	io_schedule();
-	current->state = TASK_RUNNING;
+	__set_current_state(TASK_RUNNING);
 	remove_wait_queue(event, &wait);
 }
 
@@ -2797,7 +2797,7 @@ int jfs_lazycommit(void *arg)
 			set_current_state(TASK_INTERRUPTIBLE);
 			LAZY_UNLOCK(flags);
 			schedule();
-			current->state = TASK_RUNNING;
+			__set_current_state(TASK_RUNNING);
 			remove_wait_queue(&jfs_commit_thread_wait, &wq);
 		}
 	} while (!kthread_should_stop());
@@ -2989,7 +2989,7 @@ int jfs_sync(void *arg)
 			set_current_state(TASK_INTERRUPTIBLE);
 			TXN_UNLOCK();
 			schedule();
-			current->state = TASK_RUNNING;
+			__set_current_state(TASK_RUNNING);
 		}
 	} while (!kthread_should_stop());