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From: Amy Parker <enbyamy@gmail.com>
To: linux-fsdevel@vger.kernel.org, linux-nvdimm@lists.01.org
Cc: Jan Kara <jack@suse.cz>, Matthew Wilcox <willy@infradead.org>
Subject: [RFC PATCH 2/3] fs: dax.c: move down bit DAX_EMPTY
Date: Sat, 28 Nov 2020 20:36:30 -0800	[thread overview]
Message-ID: <CAE1WUT6GfMH9krfXE2oEGuX9KoLe83SUZZbxQYEFvNF8-wFNhg@mail.gmail.com> (raw)

As DAX_ZERO_PAGE has been removed, DAX_EMPTY can be shifted downwards.

Signed-off-by: Amy Parker <enbyamy@gmail.com>
---
 fs/dax.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/dax.c b/fs/dax.c
index fa8ca1a71bbd..c2bdccef3140 100644
--- a/fs/dax.c
+++ b/fs/dax.c
@@ -77,7 +77,7 @@ fs_initcall(init_dax_wait_table);
 #define DAX_SHIFT    (4)
 #define DAX_LOCKED    (1UL << 0)
 #define DAX_PMD        (1UL << 1)
-#define DAX_EMPTY    (1UL << 3)
+#define DAX_EMPTY    (1UL << 2)

 /*
  * A zero entry, XA_ZERO_ENTRY, is used to represent a zero page. This
-- 
2.29.2
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WARNING: multiple messages have this Message-ID (diff)
From: Amy Parker <enbyamy@gmail.com>
To: linux-fsdevel@vger.kernel.org, linux-nvdimm@lists.01.org
Cc: dan.j.williams@intel.com, Jan Kara <jack@suse.cz>,
	Matthew Wilcox <willy@infradead.org>
Subject: [RFC PATCH 2/3] fs: dax.c: move down bit DAX_EMPTY
Date: Sat, 28 Nov 2020 20:36:30 -0800	[thread overview]
Message-ID: <CAE1WUT6GfMH9krfXE2oEGuX9KoLe83SUZZbxQYEFvNF8-wFNhg@mail.gmail.com> (raw)

As DAX_ZERO_PAGE has been removed, DAX_EMPTY can be shifted downwards.

Signed-off-by: Amy Parker <enbyamy@gmail.com>
---
 fs/dax.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/dax.c b/fs/dax.c
index fa8ca1a71bbd..c2bdccef3140 100644
--- a/fs/dax.c
+++ b/fs/dax.c
@@ -77,7 +77,7 @@ fs_initcall(init_dax_wait_table);
 #define DAX_SHIFT    (4)
 #define DAX_LOCKED    (1UL << 0)
 #define DAX_PMD        (1UL << 1)
-#define DAX_EMPTY    (1UL << 3)
+#define DAX_EMPTY    (1UL << 2)

 /*
  * A zero entry, XA_ZERO_ENTRY, is used to represent a zero page. This
-- 
2.29.2

             reply	other threads:[~2020-11-29  4:36 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-29  4:36 Amy Parker [this message]
2020-11-29  4:36 ` [RFC PATCH 2/3] fs: dax.c: move down bit DAX_EMPTY Amy Parker

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