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From: Christoph Hellwig <hch@lst.de>
To: "Jérôme Glisse" <jglisse@redhat.com>,
	"Jason Gunthorpe" <jgg@mellanox.com>,
	"Ben Skeggs" <bskeggs@redhat.com>
Cc: Ralph Campbell <rcampbell@nvidia.com>,
	Bharata B Rao <bharata@linux.ibm.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-mm@kvack.org, nouveau@lists.freedesktop.org,
	dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org
Subject: [PATCH 8/9] mm: remove the unused MIGRATE_PFN_ERROR flag
Date: Thu,  8 Aug 2019 18:33:45 +0300	[thread overview]
Message-ID: <20190808153346.9061-9-hch@lst.de> (raw)
In-Reply-To: <20190808153346.9061-1-hch@lst.de>

Now that we can rely errors in the normal control flow there is no
need for this flag, remove it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Ralph Campbell <rcampbell@nvidia.com>
---
 include/linux/migrate.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/include/linux/migrate.h b/include/linux/migrate.h
index 18156d379ebf..1e67dcfd318f 100644
--- a/include/linux/migrate.h
+++ b/include/linux/migrate.h
@@ -167,7 +167,6 @@ static inline int migrate_misplaced_transhuge_page(struct mm_struct *mm,
 #define MIGRATE_PFN_LOCKED	(1UL << 2)
 #define MIGRATE_PFN_WRITE	(1UL << 3)
 #define MIGRATE_PFN_DEVICE	(1UL << 4)
-#define MIGRATE_PFN_ERROR	(1UL << 5)
 #define MIGRATE_PFN_SHIFT	6
 
 static inline struct page *migrate_pfn_to_page(unsigned long mpfn)
-- 
2.20.1


  parent reply	other threads:[~2019-08-08 15:34 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-08 15:33 turn hmm migrate_vma upside down v2 Christoph Hellwig
2019-08-08 15:33 ` [PATCH 1/9] mm: turn migrate_vma upside down Christoph Hellwig
2019-08-08 15:33 ` [PATCH 2/9] nouveau: reset dma_nr in nouveau_dmem_migrate_alloc_and_copy Christoph Hellwig
2019-08-08 15:33 ` [PATCH 3/9] nouveau: factor out device memory address calculation Christoph Hellwig
2019-08-08 15:33 ` [PATCH 4/9] nouveau: factor out dmem fence completion Christoph Hellwig
2019-08-08 15:33 ` [PATCH 5/9] nouveau: remove a few function stubs Christoph Hellwig
2019-08-08 15:33 ` [PATCH 6/9] nouveau: simplify nouveau_dmem_migrate_to_ram Christoph Hellwig
2019-08-08 21:10   ` Ralph Campbell
2019-08-08 21:10     ` Ralph Campbell
2019-08-10 11:08     ` Christoph Hellwig
2019-08-10 11:08       ` Christoph Hellwig
2019-08-08 15:33 ` [PATCH 7/9] nouveau: simplify nouveau_dmem_migrate_vma Christoph Hellwig
2019-08-08 15:33 ` Christoph Hellwig [this message]
2019-08-08 15:33 ` [PATCH 9/9] mm: remove the unused MIGRATE_PFN_DEVICE flag Christoph Hellwig

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