linux-kernel - [PATCH 11/15] mm/hmm: rename HMM_PFN_DEVICE_UNADDRESSABLE to HMM_PFN_DEVICE

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Date:   Thu, 22 Mar 2018 20:55:23 -0400
From:   jglisse@...hat.com
To:     linux-mm@...ck.org
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        linux-kernel@...r.kernel.org,
        Jérôme Glisse <jglisse@...hat.com>,
        Evgeny Baskakov <ebaskakov@...dia.com>,
        Ralph Campbell <rcampbell@...dia.com>,
        Mark Hairgrove <mhairgrove@...dia.com>
Subject: [PATCH 11/15] mm/hmm: rename HMM_PFN_DEVICE_UNADDRESSABLE to HMM_PFN_DEVICE_PRIVATE

From: Jérôme Glisse <jglisse@...hat.com>

Make naming consistent across code, DEVICE_PRIVATE is the name use
outside HMM code so use that one.

Signed-off-by: Jérôme Glisse <jglisse@...hat.com>
Reviewed-by: John Hubbard <jhubbard@...dia.com>
Cc: Evgeny Baskakov <ebaskakov@...dia.com>
Cc: Ralph Campbell <rcampbell@...dia.com>
Cc: Mark Hairgrove <mhairgrove@...dia.com>
---
 include/linux/hmm.h | 4 ++--
 mm/hmm.c            | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/linux/hmm.h b/include/linux/hmm.h
index cf283db22106..e8515cad5a00 100644
--- a/include/linux/hmm.h
+++ b/include/linux/hmm.h
@@ -88,13 +88,13 @@ struct hmm;
  *      result of vm_insert_pfn() or vm_insert_page(). Therefore, it should not
  *      be mirrored by a device, because the entry will never have HMM_PFN_VALID
  *      set and the pfn value is undefined.
- * HMM_PFN_DEVICE_UNADDRESSABLE: unaddressable device memory (ZONE_DEVICE)
+ * HMM_PFN_DEVICE_PRIVATE: unaddressable device memory (ZONE_DEVICE)
  */
 #define HMM_PFN_VALID (1 << 0)
 #define HMM_PFN_WRITE (1 << 1)
 #define HMM_PFN_ERROR (1 << 2)
 #define HMM_PFN_SPECIAL (1 << 3)
-#define HMM_PFN_DEVICE_UNADDRESSABLE (1 << 4)
+#define HMM_PFN_DEVICE_PRIVATE (1 << 4)
 #define HMM_PFN_SHIFT 5
 
 /*
diff --git a/mm/hmm.c b/mm/hmm.c
index b8affe0bf4eb..c287fbbbf088 100644
--- a/mm/hmm.c
+++ b/mm/hmm.c
@@ -472,7 +472,7 @@ static int hmm_vma_walk_pmd(pmd_t *pmdp,
 					pfns[i] |= HMM_PFN_WRITE;
 				} else if (write_fault)
 					goto fault;
-				pfns[i] |= HMM_PFN_DEVICE_UNADDRESSABLE;
+				pfns[i] |= HMM_PFN_DEVICE_PRIVATE;
 			} else if (is_migration_entry(entry)) {
 				if (hmm_vma_walk->fault) {
 					pte_unmap(ptep);
-- 
2.14.3