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| author | Brian Foster <bfoster@redhat.com> | 2022-07-21 14:36:06 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-07-29 17:25:08 +0200 |
| commit | 4d6f22f6cc58affc9803b7030835ff68c6987802 (patch) | |
| tree | aa4d65087490794290f5cee25de1ee6c6c8417ae /fs/xfs | |
| parent | 67cb74213a5216c4452a78a0dfbb5a3724c1b706 (diff) | |
| download | linux-stable-4d6f22f6cc58affc9803b7030835ff68c6987802.tar.gz linux-stable-4d6f22f6cc58affc9803b7030835ff68c6987802.tar.bz2 linux-stable-4d6f22f6cc58affc9803b7030835ff68c6987802.zip | |
xfs: fold perag loop iteration logic into helper function
[ Upstream commit bf2307b195135ed9c95eebb38920d8bd41843092 ]
Fold the loop iteration logic into a helper in preparation for
further fixups. No functional change in this patch.
[backport: dependency for f1788b5e5ee25bedf00bb4d25f82b93820d61189]
Signed-off-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Leah Rumancik <leah.rumancik@gmail.com>
Acked-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/xfs')
| -rw-r--r-- | fs/xfs/libxfs/xfs_ag.h | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/fs/xfs/libxfs/xfs_ag.h b/fs/xfs/libxfs/xfs_ag.h index 4c6f9045baca..ddb89e10b6ea 100644 --- a/fs/xfs/libxfs/xfs_ag.h +++ b/fs/xfs/libxfs/xfs_ag.h @@ -124,12 +124,22 @@ void xfs_perag_put(struct xfs_perag *pag); * for_each_perag_from() because they terminate at sb_agcount where there are * no perag structures in tree beyond end_agno. */ +static inline struct xfs_perag * +xfs_perag_next( + struct xfs_perag *pag, + xfs_agnumber_t *next_agno) +{ + struct xfs_mount *mp = pag->pag_mount; + + *next_agno = pag->pag_agno + 1; + xfs_perag_put(pag); + return xfs_perag_get(mp, *next_agno); +} + #define for_each_perag_range(mp, next_agno, end_agno, pag) \ for ((pag) = xfs_perag_get((mp), (next_agno)); \ (pag) != NULL && (next_agno) <= (end_agno); \ - (next_agno) = (pag)->pag_agno + 1, \ - xfs_perag_put(pag), \ - (pag) = xfs_perag_get((mp), (next_agno))) + (pag) = xfs_perag_next((pag), &(next_agno))) #define for_each_perag_from(mp, next_agno, pag) \ for_each_perag_range((mp), (next_agno), (mp)->m_sb.sb_agcount, (pag)) |