From: Jan Kara <jack@suse.cz>
To: linux-fsdevel@vger.kernel.org
Cc: "Wilcox, Matthew R" <matthew.r.wilcox@intel.com>,
Ross Zwisler <ross.zwisler@linux.intel.com>,
Dan Williams <dan.j.williams@intel.com>,
linux-nvdimm@lists.01.org, NeilBrown <neilb@suse.com>,
Jan Kara <jack@suse.cz>
Subject: [PATCH 01/10] DAX: move RADIX_DAX_ definitions to dax.c
Date: Mon, 21 Mar 2016 14:22:46 +0100 [thread overview]
Message-ID: <1458566575-28063-2-git-send-email-jack@suse.cz> (raw)
In-Reply-To: <1458566575-28063-1-git-send-email-jack@suse.cz>
From: NeilBrown <neilb@suse.com>
These don't belong in radix-tree.c any more than PAGECACHE_TAG_* do.
Let's try to maintain the idea that radix-tree simply implements an
abstract data type.
Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Jan Kara <jack@suse.cz>
---
fs/dax.c | 9 +++++++++
include/linux/radix-tree.h | 9 ---------
2 files changed, 9 insertions(+), 9 deletions(-)
diff --git a/fs/dax.c b/fs/dax.c
index bbb2ad783770..b32e1b5eb8d4 100644
--- a/fs/dax.c
+++ b/fs/dax.c
@@ -32,6 +32,15 @@
#include <linux/pfn_t.h>
#include <linux/sizes.h>
+#define RADIX_DAX_MASK 0xf
+#define RADIX_DAX_SHIFT 4
+#define RADIX_DAX_PTE (0x4 | RADIX_TREE_EXCEPTIONAL_ENTRY)
+#define RADIX_DAX_PMD (0x8 | RADIX_TREE_EXCEPTIONAL_ENTRY)
+#define RADIX_DAX_TYPE(entry) ((unsigned long)entry & RADIX_DAX_MASK)
+#define RADIX_DAX_SECTOR(entry) (((unsigned long)entry >> RADIX_DAX_SHIFT))
+#define RADIX_DAX_ENTRY(sector, pmd) ((void *)((unsigned long)sector << \
+ RADIX_DAX_SHIFT | (pmd ? RADIX_DAX_PMD : RADIX_DAX_PTE)))
+
static long dax_map_atomic(struct block_device *bdev, struct blk_dax_ctl *dax)
{
struct request_queue *q = bdev->bd_queue;
diff --git a/include/linux/radix-tree.h b/include/linux/radix-tree.h
index 51a97ac8bfbf..d08d6ec3bf53 100644
--- a/include/linux/radix-tree.h
+++ b/include/linux/radix-tree.h
@@ -52,15 +52,6 @@
#define RADIX_TREE_EXCEPTIONAL_ENTRY 2
#define RADIX_TREE_EXCEPTIONAL_SHIFT 2
-#define RADIX_DAX_MASK 0xf
-#define RADIX_DAX_SHIFT 4
-#define RADIX_DAX_PTE (0x4 | RADIX_TREE_EXCEPTIONAL_ENTRY)
-#define RADIX_DAX_PMD (0x8 | RADIX_TREE_EXCEPTIONAL_ENTRY)
-#define RADIX_DAX_TYPE(entry) ((unsigned long)entry & RADIX_DAX_MASK)
-#define RADIX_DAX_SECTOR(entry) (((unsigned long)entry >> RADIX_DAX_SHIFT))
-#define RADIX_DAX_ENTRY(sector, pmd) ((void *)((unsigned long)sector << \
- RADIX_DAX_SHIFT | (pmd ? RADIX_DAX_PMD : RADIX_DAX_PTE)))
-
static inline int radix_tree_is_indirect_ptr(void *ptr)
{
return (int)((unsigned long)ptr & RADIX_TREE_INDIRECT_PTR);
--
2.6.2
next prev parent reply other threads:[~2016-03-21 13:22 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-21 13:22 [RFC v2] [PATCH 0/10] DAX page fault locking Jan Kara
2016-03-21 13:22 ` Jan Kara [this message]
2016-03-21 17:25 ` [PATCH 01/10] DAX: move RADIX_DAX_ definitions to dax.c Matthew Wilcox
2016-03-21 13:22 ` [PATCH 02/10] radix-tree: make 'indirect' bit available to exception entries Jan Kara
2016-03-21 17:34 ` Matthew Wilcox
2016-03-22 9:12 ` Jan Kara
2016-03-22 9:27 ` Matthew Wilcox
2016-03-22 10:37 ` Jan Kara
2016-03-23 16:41 ` Ross Zwisler
2016-03-24 12:31 ` Jan Kara
2016-03-21 13:22 ` [PATCH 03/10] dax: Remove complete_unwritten argument Jan Kara
2016-03-23 17:12 ` Ross Zwisler
2016-03-24 12:32 ` Jan Kara
2016-03-21 13:22 ` [PATCH 04/10] dax: Fix data corruption for written and mmapped files Jan Kara
2016-03-23 17:39 ` Ross Zwisler
2016-03-24 12:51 ` Jan Kara
2016-03-29 15:17 ` Ross Zwisler
2016-03-21 13:22 ` [PATCH 05/10] dax: Allow DAX code to replace exceptional entries Jan Kara
2016-03-23 17:52 ` Ross Zwisler
2016-03-24 10:42 ` Jan Kara
2016-03-21 13:22 ` [PATCH 06/10] dax: Remove redundant inode size checks Jan Kara
2016-03-23 21:08 ` Ross Zwisler
2016-03-21 13:22 ` [PATCH 07/10] dax: Disable huge page handling Jan Kara
2016-03-23 20:50 ` Ross Zwisler
2016-03-24 12:56 ` Jan Kara
2016-03-21 13:22 ` [PATCH 08/10] dax: New fault locking Jan Kara
2016-03-29 21:57 ` Ross Zwisler
2016-03-31 16:27 ` Jan Kara
2016-03-21 13:22 ` [PATCH 09/10] dax: Use radix tree entry lock to protect cow faults Jan Kara
2016-03-21 19:11 ` Matthew Wilcox
2016-03-22 7:03 ` Jan Kara
2016-03-29 22:18 ` Ross Zwisler
2016-03-21 13:22 ` [PATCH 10/10] dax: Remove i_mmap_lock protection Jan Kara
2016-03-29 22:17 ` Ross Zwisler
2016-03-21 17:41 ` [RFC v2] [PATCH 0/10] DAX page fault locking Matthew Wilcox
2016-03-23 15:09 ` Jan Kara
2016-03-23 20:50 ` Matthew Wilcox
2016-03-24 10:00 ` Matthew Wilcox
2016-03-22 19:32 ` Ross Zwisler
2016-03-22 21:07 ` Toshi Kani
2016-03-22 21:15 ` Dave Chinner
2016-03-23 9:45 ` Jan Kara
2016-03-23 15:11 ` Toshi Kani
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