linux-kernel - Re: [PATCH v2] RDMA/umem: minor bug fix and cleanup in error handling paths

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Date:   Tue, 5 Mar 2019 18:04:35 -0800
From:   John Hubbard <jhubbard@...dia.com>
To:     Jason Gunthorpe <jgg@...pe.ca>
CC:     Artemy Kovalyov <artemyko@...lanox.com>,
        Ira Weiny <ira.weiny@...el.com>,
        "john.hubbard@...il.com" <john.hubbard@...il.com>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Doug Ledford <dledford@...hat.com>,
        "linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>
Subject: Re: [PATCH v2] RDMA/umem: minor bug fix and cleanup in error handling
 paths

On 3/5/19 5:51 PM, Jason Gunthorpe wrote:
> On Tue, Mar 05, 2019 at 05:37:18PM -0800, John Hubbard wrote:
>> On 3/5/19 5:34 PM, John Hubbard wrote:
>> [snip]
>>>>> So release_pages(&local_page_list[j+1], npages - j-1) would be correct.
>>>>
>>>> Someone send a fixup patch please...
>>>>
>>>> Jason
>>>
>>> Yeah, I'm on it. Just need to double-check that this is the case. But Jason,
>>> you're confirming it already, so that helps too.
> 
> I didn't look, just assuming Artemy is right since he knows this
> code..
> 

OK. And I've confirmed it, too.

>>> Patch coming shortly.
>>>
>>
>> Jason, btw, do you prefer a patch that fixes the previous one, or a new 
>> patch that stands alone? (I'm not sure how this tree is maintained, exactly.)
> 
> It has past the point when I should apply a fixup, rdma is general has
> about an approximately 1 day period after the 'thanks applied' message
> where rebase is possible
> 
> Otherwise the tree is strictly no rebase
> 
> Jason
> 

Got it, patch is posted now.

thanks,
-- 
John Hubbard
NVIDIA