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[PATCH 109/145] xfs: recognize the reflink feature bit

To: david@xxxxxxxxxxxxx, darrick.wong@xxxxxxxxxx
Subject: [PATCH 109/145] xfs: recognize the reflink feature bit
From: "Darrick J. Wong" <darrick.wong@xxxxxxxxxx>
Date: Thu, 16 Jun 2016 18:42:14 -0700
Cc: xfs@xxxxxxxxxxx
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <146612704434.16048.12932915166928562654.stgit@xxxxxxxxxxxxxxxx>
References: <146612704434.16048.12932915166928562654.stgit@xxxxxxxxxxxxxxxx>
User-agent: StGit/0.17.1-dirty
Add the reflink feature flag to the set of recognized feature flags.
This enables users to write to reflink filesystems.

Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
---
 libxfs/xfs_format.h |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)


diff --git a/libxfs/xfs_format.h b/libxfs/xfs_format.h
index de29220..bfbf6e8 100644
--- a/libxfs/xfs_format.h
+++ b/libxfs/xfs_format.h
@@ -459,7 +459,8 @@ xfs_sb_has_compat_feature(
 #define XFS_SB_FEAT_RO_COMPAT_REFLINK  (1 << 2)                /* reflinked 
files */
 #define XFS_SB_FEAT_RO_COMPAT_ALL \
                (XFS_SB_FEAT_RO_COMPAT_FINOBT | \
-                XFS_SB_FEAT_RO_COMPAT_RMAPBT)
+                XFS_SB_FEAT_RO_COMPAT_RMAPBT | \
+                XFS_SB_FEAT_RO_COMPAT_REFLINK)
 #define XFS_SB_FEAT_RO_COMPAT_UNKNOWN  ~XFS_SB_FEAT_RO_COMPAT_ALL
 static inline bool
 xfs_sb_has_ro_compat_feature(

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