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Subject[FIX] Re: umount segfault on shutdown


On Sat, 26 May 2001, Gavin wrote:

> Hi,
> Hope this is enough info :P
>
> Unmounting file systems: journal_begin called without kernel lock held
> kernel BUG at journal.c:423!


--- fs/super.c Fri May 25 21:51:14 2001
+++ fs/super.c.new Sun May 27 00:21:53 2001
@@ -873,6 +873,7 @@
}
spin_unlock(&dcache_lock);
down_write(&sb->s_umount);
+ lock_kernel();
sb->s_root = NULL;
/* Need to clean after the sucker */
if (fs->fs_flags & FS_LITTER)
@@ -901,6 +902,7 @@
put_filesystem(fs);
sb->s_type = NULL;
unlock_super(sb);
+ unlock_kernel();
up_write(&sb->s_umount);
if (bdev) {
blkdev_put(bdev, BDEV_FS);
-
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