Messages in this thread | | | Date | Thu, 5 May 2011 14:42:37 +0200 | From | Christoph Hellwig <> | Subject | Re: [PATCH 3/3] writeback: avoid extra sync work at enqueue time |
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On Thu, May 05, 2011 at 02:41:22PM +0200, Christoph Hellwig wrote: > On Thu, May 05, 2011 at 08:27:32PM +0800, Wu Fengguang wrote: > > - wbc.wb_start = jiffies; /* livelock avoidance */ > > + oldest_jif = jiffies; > > + wbc.older_than_this = &oldest_jif; > > Can't you kill the oldest_jif variable now?
Err, -ENOCOFFEE. You could only kill it if you implement Jan's suggestion of not making older_than_this a pointer..
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