Messages in this thread | | | Date | Wed, 4 Sep 2013 16:45:04 -0700 | From | Kent Overstreet <> | Subject | Re: [PATCH] bcache: Fix a shrinker deadlock |
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On Wed, Sep 04, 2013 at 04:35:50PM -0700, kernel neophyte wrote: > On Fri, Aug 30, 2013 at 2:15 PM, Kent Overstreet <kmo@daterainc.com> wrote: > > GFP_NOIO means we could be getting called recursively - mca_alloc() -> > > mca_data_alloc() - definitely can't use mutex_lock(bucket_lock) then. > > Whoops. > > > > Signed-off-by: Kent Overstreet <kmo@daterainc.com> > > Awesome! I tested the fix... no crashes/deadlock. > But I see lower benchmark numbers for random write.. is this expected > for this change ?
No... how much lower?
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