Re: [Bugme-new] [Bug 12515] New: possible circular locking #0: (sk_lock-AF_PACKET){--..}, at: [<c1279838>] sock_setsockopt+0x12b/0x4a4
From: Jarek Poplawski <hidden>
Date: 2009-01-30 13:56:27
On Fri, Jan 30, 2009 at 11:49:47PM +1100, Herbert Xu wrote: ...
Dave pointed out that a spin lock is illegal for this purpose as vm_insert_page can do a GFP_KERNEL allocation. So I've added a mutex for this.
...
I resisted the temptation to create a new spin lock because the mmap path isn't exactly common.
So, Dave is stronger than the temptation... Jarek P.