linux-kernel - [PATCH 02/12] Btrfs: Make BTRFS_DEV_REPLACE

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Date:	Tue, 20 Aug 2013 13:20:08 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Chris Mason <chris.mason@...ionio.com>
Cc:	linux-btrfs@...r.kernel.org, linux-kernel@...r.kernel.org,
	Geert Uytterhoeven <geert@...ux-m68k.org>
Subject: [PATCH 02/12] Btrfs: Make BTRFS_DEV_REPLACE_DEVID an unsigned long long constant

The internal btrfs device id is a u64, hence make the constant
BTRFS_DEV_REPLACE_DEVID "unsigned long long" as well, so we no longer need
a cast to print it.

Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>
---
 fs/btrfs/ctree.h       |    2 +-
 fs/btrfs/dev-replace.c |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index e795bf1..2ab606c 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -142,7 +142,7 @@ struct btrfs_ordered_sum;
 
 #define BTRFS_EMPTY_SUBVOL_DIR_OBJECTID 2
 
-#define BTRFS_DEV_REPLACE_DEVID 0
+#define BTRFS_DEV_REPLACE_DEVID 0ULL
 
 /*
  * the max metadata block size.  This limit is somewhat artificial,
diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c
index e34e72f..af800ef 100644
--- a/fs/btrfs/dev-replace.c
+++ b/fs/btrfs/dev-replace.c
@@ -154,7 +154,7 @@ no_valid_dev_replace_entry_found:
 		    !btrfs_test_opt(dev_root, DEGRADED)) {
 			ret = -EIO;
 			pr_warn("btrfs: cannot mount because device replace operation is ongoing and\n" "tgtdev (devid %llu) is missing, need to run btrfs dev scan?\n",
-				(unsigned long long)BTRFS_DEV_REPLACE_DEVID);
+				BTRFS_DEV_REPLACE_DEVID);
 		}
 		if (dev_replace->tgtdev) {
 			if (dev_replace->srcdev) {
-- 
1.7.9.5

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