On Thu, Sep 19, 2013 at 06:57:27PM -0400, Peter Hurley wrote:
> On 09/19/2013 11:48 AM, Josef Bacik wrote:
> >Btrfs needs a simple way to know if it needs to let go of it's read lock on a
> >rwsem. Introduce rwsem_is_contended to check to see if there are any
> >waiters on
> >this rwsem currently
On 09/19/2013 11:48 AM, Josef Bacik wrote:
Btrfs needs a simple way to know if it needs to let go of it's read lock on a
rwsem. Introduce rwsem_is_contended to check to see if there are any waiters on
this rwsem currently. This is just a hueristic, it is meant to be light and not
100% accurate
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