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From: Qu Wenruo <quwenruo@cn.fujitsu.com>
To: <linux-btrfs@vger.kernel.org>
Subject: [PATCH v2 01/10] btrfs-progs: Cleanup, use bitshift instead of immediate number in btrfs_open_ctree_flags.
Date: Mon, 19 Jan 2015 14:45:03 +0800	[thread overview]
Message-ID: <1421649912-14539-2-git-send-email-quwenruo@cn.fujitsu.com> (raw)
In-Reply-To: <1421649912-14539-1-git-send-email-quwenruo@cn.fujitsu.com>

Change the immediate number in btrfs_open_ctree_flags to bit shift.

Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
---
 disk-io.h | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/disk-io.h b/disk-io.h
index 4818109..e12870e 100644
--- a/disk-io.h
+++ b/disk-io.h
@@ -26,13 +26,13 @@
 #define BTRFS_SUPER_MIRROR_SHIFT 12
 
 enum btrfs_open_ctree_flags {
-	OPEN_CTREE_WRITES		= 1,
-	OPEN_CTREE_PARTIAL		= 2,
-	OPEN_CTREE_BACKUP_ROOT		= 4,
-	OPEN_CTREE_RECOVER_SUPER	= 8,
-	OPEN_CTREE_RESTORE		= 16,
-	OPEN_CTREE_NO_BLOCK_GROUPS	= 32,
-	OPEN_CTREE_EXCLUSIVE		= 64,
+	OPEN_CTREE_WRITES		= (1 << 0),
+	OPEN_CTREE_PARTIAL		= (1 << 1),
+	OPEN_CTREE_BACKUP_ROOT		= (1 << 2),
+	OPEN_CTREE_RECOVER_SUPER	= (1 << 3),
+	OPEN_CTREE_RESTORE		= (1 << 4),
+	OPEN_CTREE_NO_BLOCK_GROUPS	= (1 << 5),
+	OPEN_CTREE_EXCLUSIVE		= (1 << 6),
 };
 
 static inline u64 btrfs_sb_offset(int mirror)
-- 
2.2.2


  reply	other threads:[~2015-01-19  6:47 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-19  6:45 [PATCH v2 00/10] Enhance btrfs-find-root and open_ctree() to provide better chance on damaged btrfs Qu Wenruo
2015-01-19  6:45 ` Qu Wenruo [this message]
2015-01-19  6:45 ` [PATCH v2 02/10] btrfs-progs: Add support to suppress tree block csum error output Qu Wenruo
2015-01-28 18:16   ` David Sterba
2015-01-29  0:58     ` Qu Wenruo
2015-01-19  6:45 ` [PATCH v2 03/10] btrfs-progs: Add new btrfs_open_ctree_flags CHUNK_ONLY Qu Wenruo
2015-01-19  6:45 ` [PATCH v2 04/10] btrfs-progs: Add new find-root.[ch] infrastructure Qu Wenruo
2015-01-19  6:45 ` [PATCH v2 05/10] btrfs-progs: Switch btrfs-find-root to use the new open_ctree flags Qu Wenruo
2015-01-19  6:45 ` [PATCH v2 06/10] btrfs-progs: Add better search generation judgment for btrfs-find-root Qu Wenruo
2015-01-19  6:45 ` [PATCH v2 07/10] btrfs-progs: Swith btrfs-find-root to use the find-root infrastructure Qu Wenruo
2015-01-19  6:45 ` [PATCH v2 08/10] btrfs-progs: Cleanup unneeded btrfs-find-root codes Qu Wenruo
2015-01-19  6:45 ` [PATCH v2 09/10] btrfs-progs: Add new option for btrfs-find-root to search through all the metadata extents Qu Wenruo
2015-01-19  6:45 ` [PATCH v2 10/10] btrfs-progs: Allow open_ctree use backup tree root or search it automatically if primary tree root is corrupted Qu Wenruo
2015-07-27 15:04   ` David Sterba
2015-07-28  0:34     ` Qu Wenruo
2015-07-28 12:00       ` David Sterba

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