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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 08/10] mm: remove the unused MIGRATE_PFN_ERROR flag
Date: Wed, 14 Aug 2019 09:59:26 +0200
Message-ID: <20190814075928.23766-9-hch@lst.de> (raw)
In-Reply-To: <20190814075928.23766-1-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 index

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-14  7:59 turn hmm migrate_vma upside down v3 Christoph Hellwig
2019-08-14  7:59 ` [PATCH 01/10] mm: turn migrate_vma upside down Christoph Hellwig
2019-08-16 17:11   ` Jason Gunthorpe
2019-08-17 11:31     ` Christoph Hellwig
2019-08-17 12:50       ` Jason Gunthorpe
2019-08-14  7:59 ` [PATCH 02/10] nouveau: reset dma_nr in nouveau_dmem_migrate_alloc_and_copy Christoph Hellwig
2019-08-14  7:59 ` [PATCH 03/10] nouveau: factor out device memory address calculation Christoph Hellwig
2019-08-14  7:59 ` [PATCH 04/10] nouveau: factor out dmem fence completion Christoph Hellwig
2019-08-14  7:59 ` [PATCH 05/10] nouveau: remove a few function stubs Christoph Hellwig
2019-08-14  7:59 ` [PATCH 06/10] nouveau: simplify nouveau_dmem_migrate_to_ram Christoph Hellwig
2019-08-14  7:59 ` [PATCH 07/10] nouveau: simplify nouveau_dmem_migrate_vma Christoph Hellwig
2019-08-14  7:59 ` Christoph Hellwig [this message]
2019-08-14  7:59 ` [PATCH 09/10] mm: remove the unused MIGRATE_PFN_DEVICE flag Christoph Hellwig
2019-08-16 15:23   ` Jason Gunthorpe
2019-08-14  7:59 ` [PATCH 10/10] mm: remove CONFIG_MIGRATE_VMA_HELPER Christoph Hellwig
2019-08-16 15:21   ` Jason Gunthorpe
2019-08-15  0:09 ` turn hmm migrate_vma upside down v3 Ralph Campbell
2019-08-15 13:28   ` Christoph Hellwig
2019-08-16  6:51 ` Christoph Hellwig
2019-08-16 11:45   ` Jason Gunthorpe
2019-08-16 17:23   ` Jason Gunthorpe
2019-08-16 17:12 ` Jason Gunthorpe

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