Re: [PATCH 1/2] kill-the-bkl/reiserfs: acquire the inode mutex safely
From: Trenton D. Adams
Date: Sat May 30 2009 - 14:08:13 EST
On Sat, May 30, 2009 at 7:41 AM, Frederic Weisbecker <fweisbec@xxxxxxxxx> wrote:
> On Fri, May 29, 2009 at 10:23:44PM -0600, Trenton D. Adams wrote:
>> I was trying to imply that the patch might fix the problem I saw, not
>> that it was the cause. I only though that because it mentioned a
>> potential deadlock, and it seems like that is what the problem I saw
> Ah ok. No it's part of a tree which reworks the reiserfs locking scheme
> by removing the old one based on the legacy and obsolete bkl (big kernel
> lock). In this tree I had to fix several deadlocks or at least unsafe
> lock states because the bkl is converted into a mutex and some new lock
> dependencies were borned after that. But these issues had nothing
> to deal with upstream problems.
> BTW, would you be interested in giving a try with this reiserfs bkl
> removal tree? I really lack testing and feedbacks from users.
Well, the problem is that I only use reiserfs on my usb stick at the
moment. So, the amount of testing I could do would be minimal at the
moment. However, if I change my local filesystems to reiserfs, I will
remember to check back here for your patch.
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