> On 6 Sep 2017, at 17.09, Jens Axboe <axboe@xxxxxxxxx> wrote: > > On 09/06/2017 09:08 AM, Johannes Thumshirn wrote: >> On Wed, Sep 06, 2017 at 05:01:01PM +0200, Javier González wrote: >>> Check for failed mempool allocations and act accordingly. >> >> Are you sure it is needed? Quoting from mempool_alloc()s Documentation: >> "[...] Note that due to preallocation, this function *never* fails when called >> from process contexts. (it might fail if called from an IRQ context.) [...]" > > It's not needed, mempool() will never fail if __GFP_WAIT is set in the > mask. The use case here is GFP_KERNEL, which does include __GFP_WAIT. Thanks for the clarification. Do you just drop the patch, or do you want me to re-send the series? I see that I do this other places, I'll clean it up for next window. Thanks, Javier
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