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From bdeb014153934e1d98787a9609a7532baf6a5c37 Mon Sep 17 00:00:00 2001
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From: Zorro Lang <zlang@redhat.com>
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Date: Tue, 6 Apr 2021 16:56:32 -0400
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Subject: [PATCH] libxfs: expose inobtcount in xfs geometry
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Source kernel commit: bc41fa5321f93ecbabec177f888451cfc17ad66d
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As xfs supports the feature of inode btree block counters now, expose
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this feature flag in xfs geometry, for userspace can check if the
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inobtcnt is enabled or not.
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Signed-off-by: Zorro Lang <zlang@redhat.com>
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Reviewed-by: Darrick J. Wong <djwong@kernel.org>
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Signed-off-by: Darrick J. Wong <djwong@kernel.org>
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Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
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---
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diff --git a/libxfs/xfs_fs.h b/libxfs/xfs_fs.h
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index 714dba1..4e4a22e 100644
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--- a/libxfs/xfs_fs.h
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+++ b/libxfs/xfs_fs.h
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@@ -232,6 +232,7 @@ typedef struct xfs_fsop_resblks {
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#define XFS_FSOP_GEOM_FLAGS_RMAPBT 0x80000 /* reverse mapping btree */
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#define XFS_FSOP_GEOM_FLAGS_REFLINK 0x100000 /* files can share blocks */
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#define XFS_FSOP_GEOM_FLAGS_BIGTIME 0x200000 /* 64-bit nsec timestamps */
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+#define XFS_FSOP_GEOM_FLAGS_INOBTCNT 0x400000 /* inobt btree counter */
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/*
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* Minimum and maximum sizes need for growth checks.
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diff --git a/libxfs/xfs_sb.c b/libxfs/xfs_sb.c
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index d11545b..6249e9a 100644
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--- a/libxfs/xfs_sb.c
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+++ b/libxfs/xfs_sb.c
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@@ -1126,6 +1126,8 @@ xfs_fs_geometry(
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geo->flags |= XFS_FSOP_GEOM_FLAGS_REFLINK;
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if (xfs_sb_version_hasbigtime(sbp))
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geo->flags |= XFS_FSOP_GEOM_FLAGS_BIGTIME;
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+ if (xfs_sb_version_hasinobtcounts(sbp))
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+ geo->flags |= XFS_FSOP_GEOM_FLAGS_INOBTCNT;
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if (xfs_sb_version_hassector(sbp))
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geo->logsectsize = sbp->sb_logsectsize;
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else
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