From: Jason Gunthorpe <jgg@ziepe.ca>
To: Christoph Hellwig <hch@lst.de>
Cc: Jerome Glisse <jglisse@redhat.com>,
Ralph Campbell <rcampbell@nvidia.com>,
linux-mm@kvack.org
Subject: Re: [PATCH 1/5] mm: don't provide a stub for hmm_range_fault
Date: Mon, 16 Mar 2020 13:45:54 -0300 [thread overview]
Message-ID: <20200316164554.GH20941@ziepe.ca> (raw)
In-Reply-To: <20200316135310.899364-2-hch@lst.de>
On Mon, Mar 16, 2020 at 02:53:06PM +0100, Christoph Hellwig wrote:
> All callers of hmm_range_fault depend on CONFIG_HMM_MIRROR, so
> don't bother with a stub.
>
> Signed-off-by: Christoph Hellwig <hch@lst.de>
> ---
> include/linux/hmm.h | 7 -------
> 1 file changed, 7 deletions(-)
I agree, there is no reason not to just enable CONFIG_HMM_MIRROR if
code calls it.
Reviewed-by: Jason Gunthorpe <jgg@mellanox.com>
Arguably at this point the config should be renamed to
CONFIG_HMM_RANGE_FAULT as all it does now is enable compiling this
code, there is no runtime cost or downside to enabling it.
Jason
next prev parent reply other threads:[~2020-03-16 16:45 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-16 13:53 misc hmm cleanups Christoph Hellwig
2020-03-16 13:53 ` [PATCH 1/5] mm: don't provide a stub for hmm_range_fault Christoph Hellwig
2020-03-16 14:37 ` Zi Yan
2020-03-16 16:45 ` Jason Gunthorpe [this message]
2020-03-16 13:53 ` [PATCH 2/5] mm: remove the unused HMM_FAULT_ALLOW_RETRY flag Christoph Hellwig
2020-03-16 16:44 ` Jason Gunthorpe
2020-03-16 13:53 ` [PATCH 3/5] mm: simplify hmm_vma_walk_hugetlb_entry Christoph Hellwig
2020-03-16 16:43 ` Jason Gunthorpe
2020-03-16 13:53 ` [PATCH 4/5] mm: don't handle the non-fault case in hmm_vma_walk_hole_ Christoph Hellwig
2020-03-16 16:43 ` Jason Gunthorpe
2020-03-16 13:53 ` [PATCH 5/5] mm: merge hmm_vma_do_fault into into hmm_vma_walk_hole_ Christoph Hellwig
2020-03-16 16:41 ` Jason Gunthorpe
2020-03-16 16:51 ` Christoph Hellwig
2020-03-16 18:01 ` Christoph Hellwig
2020-03-17 18:38 ` misc hmm cleanups Jason Gunthorpe
2020-03-17 18:55 ` Christoph Hellwig
2020-03-19 0:27 ` Jason Gunthorpe
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