Messages in this thread Patch in this message | | | Date | Fri, 16 Jan 2004 15:52:11 +0530 | From | Maneesh Soni <> | Subject | Re: 2.6.1-mm2: BUG in kswapd? |
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On Fri, Jan 16, 2004 at 03:10:37PM +0530, Maneesh Soni wrote: > [..] > Can you elaborate on the recreation scenario a little bit more or if possible > run this debug patch on top of -mm3. This should print some info about the > bad dentry. >
Walt,
Pleae run this debug patch instead of the previous one. Thanks to Andrew for suggestion.
fs/dcache.c | 6 ++++++ 1 files changed, 6 insertions(+)
diff -puN fs/dcache.c~prune_dcache-debug fs/dcache.c --- linux-2.6.1-mm3/fs/dcache.c~prune_dcache-debug 2004-01-16 14:36:00.000000000 +0530 +++ linux-2.6.1-mm3-maneesh/fs/dcache.c 2004-01-16 15:41:26.000000000 +0530 @@ -344,6 +344,12 @@ static inline void prune_one_dentry(stru struct dentry * parent; __d_drop(dentry); + if (dentry->d_child.next->prev != &dentry->d_child) { + printk("Bad dentry for %s count %d %p %p\n", dentry->d_name.name, atomic_read(&dentry->d_count), dentry->d_child.next, dentry->d_child.prev); + if (dentry->d_sb) + printk("Super block magic %lx\n", dentry->d_sb->s_magic); + BUG(); + } list_del(&dentry->d_child); dentry_stat.nr_dentry--; /* For d_free, below */ dentry_iput(dentry); _
-- Maneesh Soni Linux Technology Center, IBM Software Lab, Bangalore, India email: maneesh@in.ibm.com Phone: 91-80-5044999 Fax: 91-80-5268553 T/L : 9243696 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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