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Subject[PATCH] fs/super.c stuff (3/10)
diff -urN S6-pre2-s_active/fs/block_dev.c S6-pre2-fsync_no_super/fs/block_dev.c
--- S6-pre2-s_active/fs/block_dev.c Fri Jun 8 18:29:02 2001
+++ S6-pre2-fsync_no_super/fs/block_dev.c Sun Jun 10 12:13:03 2001
@@ -678,8 +678,10 @@
down(&bdev->bd_sem);
/* syncing will go here */
lock_kernel();
- if (kind == BDEV_FILE || kind == BDEV_FS)
+ if (kind == BDEV_FILE)
fsync_dev(rdev);
+ else if (kind == BDEV_FS)
+ fsync_no_super(rdev);
if (atomic_dec_and_test(&bdev->bd_openers)) {
/* invalidating buffers will go here */
invalidate_buffers(rdev);
diff -urN S6-pre2-s_active/fs/buffer.c S6-pre2-fsync_no_super/fs/buffer.c
--- S6-pre2-s_active/fs/buffer.c Fri Jun 8 18:29:03 2001
+++ S6-pre2-fsync_no_super/fs/buffer.c Sun Jun 10 12:13:03 2001
@@ -318,6 +318,12 @@
return sync_buffers(dev, 1);
}

+int fsync_no_super(kdev_t dev)
+{
+ sync_buffers(dev, 0);
+ return sync_buffers(dev, 1);
+}
+
int fsync_dev(kdev_t dev)
{
sync_buffers(dev, 0);
diff -urN S6-pre2-s_active/fs/super.c S6-pre2-fsync_no_super/fs/super.c
--- S6-pre2-s_active/fs/super.c Sun Jun 10 12:07:40 2001
+++ S6-pre2-fsync_no_super/fs/super.c Sun Jun 10 12:13:04 2001
@@ -971,12 +971,12 @@
sb->s_type = NULL;
unlock_super(sb);
unlock_kernel();
- up_write(&sb->s_umount);
if (bdev) {
blkdev_put(bdev, BDEV_FS);
bdput(bdev);
} else
put_unnamed_dev(dev);
+ up_write(&sb->s_umount);
}

/*
diff -urN S6-pre2-s_active/include/linux/fs.h S6-pre2-fsync_no_super/include/linux/fs.h
--- S6-pre2-s_active/include/linux/fs.h Sun Jun 10 11:58:01 2001
+++ S6-pre2-fsync_no_super/include/linux/fs.h Sun Jun 10 12:13:04 2001
@@ -1122,6 +1122,7 @@
extern void sync_dev(kdev_t);
extern int fsync_dev(kdev_t);
extern int fsync_super(struct super_block *);
+extern int fsync_no_super(kdev_t);
extern void sync_inodes_sb(struct super_block *);
extern int fsync_inode_buffers(struct inode *);
extern int osync_inode_buffers(struct inode *);

-
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