Re: 2.6.18-rc4-mm1

[David Howells <dhowells@redhat.com>]

Trond Myklebust <trond.myklebust@fys.uio.no> wrote:

> Could you try pulling afresh from the NFS git tree? I've fixed up a couple
> of issues in which rpc_pipefs was corrupting the dcache,

Which patches hold those fixes?  I'm seeing:

	BUG: atomic counter underflow at:
	 [<c01d5b05>] _atomic_dec_and_lock+0x1d/0x30
	 [<c0169bd3>] dput+0x22/0x145
	 [<c8a2f726>] rpc_destroy_client+0xd9/0xee [sunrpc]
	 [<c8a2f89e>] rpc_shutdown_client+0xea/0xf1 [sunrpc]
	 [<c8a2f89e>] rpc_shutdown_client+0xea/0xf1 [sunrpc]
	 [<c886d842>] nfs_free_client+0x95/0xdd [nfs]
	 [<c886db38>] nfs_free_server+0xa9/0xd9 [nfs]
	 [<c8873fae>] nfs_kill_super+0xc/0x14 [nfs]
	 [<c015c033>] deactivate_super+0x4a/0x5d
	 [<c016df3e>] sys_umount+0x1d3/0x1f1
	 [<c016ac98>] destroy_inode+0x36/0x45
	 [<c0169bd3>] dput+0x22/0x145
	 [<c0157889>] __fput+0x146/0x170
	 [<c016cf48>] mntput_no_expire+0x11/0x59
	 [<c016df73>] sys_oldumount+0x17/0x1a
	 [<c0102b3f>] syscall_call+0x7/0xb
	 =======================

And I'm wondering if that's due to that problem.

I've applied the patch to fix the resource counting that's at the head of your
git tree.

David
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