From: jglisse@redhat.com
To: linux-mm@kvack.org
Cc: "Andrew Morton" <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org,
"Jérôme Glisse" <jglisse@redhat.com>,
"Evgeny Baskakov" <ebaskakov@nvidia.com>,
"Ralph Campbell" <rcampbell@nvidia.com>,
"Mark Hairgrove" <mhairgrove@nvidia.com>,
"John Hubbard" <jhubbard@nvidia.com>
Subject: [PATCH 10/14] mm/hmm: rename HMM_PFN_DEVICE_UNADDRESSABLE to HMM_PFN_DEVICE_PRIVATE
Date: Fri, 16 Mar 2018 16:35:48 -0400 [thread overview]
Message-ID: <20180316203552.4155-1-jglisse@redhat.com> (raw)
From: JA(C)rA'me Glisse <jglisse@redhat.com>
Make naming consistent accross code, DEVICE_PRIVATE is the name use
outside HMM code so use that one.
Signed-off-by: JA(C)rA'me Glisse <jglisse@redhat.com>
Cc: Evgeny Baskakov <ebaskakov@nvidia.com>
Cc: Ralph Campbell <rcampbell@nvidia.com>
Cc: Mark Hairgrove <mhairgrove@nvidia.com>
Cc: John Hubbard <jhubbard@nvidia.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 6d2b6bf6da4b..78018b3e7a9f 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 2118e42cb838..857eec622c98 100644
--- a/mm/hmm.c
+++ b/mm/hmm.c
@@ -429,7 +429,7 @@ 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
next reply other threads:[~2018-03-16 20:35 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-16 20:35 jglisse [this message]
2018-03-16 20:35 ` [PATCH 11/14] mm/hmm: move hmm_pfns_clear() closer to where it is use jglisse
2018-03-19 23:12 ` John Hubbard
2018-03-16 20:35 ` [PATCH 12/14] mm/hmm: factor out pte and pmd handling to simplify hmm_vma_walk_pmd() jglisse
2018-03-16 20:35 ` [PATCH 13/14] mm/hmm: change hmm_vma_fault() to allow write fault on page basis jglisse
2018-03-16 20:35 ` [PATCH 14/14] mm/hmm: use device driver encoding for HMM pfn jglisse
2018-03-19 23:20 ` John Hubbard
2018-03-19 23:09 ` [PATCH 10/14] mm/hmm: rename HMM_PFN_DEVICE_UNADDRESSABLE to HMM_PFN_DEVICE_PRIVATE John Hubbard
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