mirror of https://gitee.com/openkylin/linux.git
xfs: remove XFS_ALLOCTYPE_ANY_AG and XFS_ALLOCTYPE_START_AG
XFS_ALLOCTYPE_ANY_AG was only used for the RT allocator and is unused now, and XFS_ALLOCTYPE_START_AG has been unused for a while. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
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@ -2664,21 +2664,11 @@ xfs_alloc_vextent(
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args->agbno = XFS_FSB_TO_AGBNO(mp, args->fsbno);
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args->agbno = XFS_FSB_TO_AGBNO(mp, args->fsbno);
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args->type = XFS_ALLOCTYPE_NEAR_BNO;
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args->type = XFS_ALLOCTYPE_NEAR_BNO;
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/* FALLTHROUGH */
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/* FALLTHROUGH */
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case XFS_ALLOCTYPE_ANY_AG:
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case XFS_ALLOCTYPE_START_AG:
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case XFS_ALLOCTYPE_FIRST_AG:
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case XFS_ALLOCTYPE_FIRST_AG:
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/*
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/*
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* Rotate through the allocation groups looking for a winner.
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* Rotate through the allocation groups looking for a winner.
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*/
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*/
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if (type == XFS_ALLOCTYPE_ANY_AG) {
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if (type == XFS_ALLOCTYPE_FIRST_AG) {
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/*
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* Start with the last place we left off.
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*/
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args->agno = sagno = (mp->m_agfrotor / rotorstep) %
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mp->m_sb.sb_agcount;
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args->type = XFS_ALLOCTYPE_THIS_AG;
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flags = XFS_ALLOC_FLAG_TRYLOCK;
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} else if (type == XFS_ALLOCTYPE_FIRST_AG) {
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/*
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/*
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* Start with allocation group given by bno.
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* Start with allocation group given by bno.
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*/
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*/
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@ -2687,8 +2677,6 @@ xfs_alloc_vextent(
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sagno = 0;
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sagno = 0;
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flags = 0;
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flags = 0;
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} else {
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} else {
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if (type == XFS_ALLOCTYPE_START_AG)
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args->type = XFS_ALLOCTYPE_THIS_AG;
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/*
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/*
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* Start with the given allocation group.
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* Start with the given allocation group.
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*/
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*/
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@ -2756,7 +2744,7 @@ xfs_alloc_vextent(
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}
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}
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xfs_perag_put(args->pag);
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xfs_perag_put(args->pag);
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}
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}
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if (bump_rotor || (type == XFS_ALLOCTYPE_ANY_AG)) {
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if (bump_rotor) {
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if (args->agno == sagno)
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if (args->agno == sagno)
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mp->m_agfrotor = (mp->m_agfrotor + 1) %
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mp->m_agfrotor = (mp->m_agfrotor + 1) %
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(mp->m_sb.sb_agcount * rotorstep);
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(mp->m_sb.sb_agcount * rotorstep);
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@ -29,9 +29,7 @@ extern struct workqueue_struct *xfs_alloc_wq;
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/*
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/*
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* Freespace allocation types. Argument to xfs_alloc_[v]extent.
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* Freespace allocation types. Argument to xfs_alloc_[v]extent.
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*/
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*/
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#define XFS_ALLOCTYPE_ANY_AG 0x01 /* allocate anywhere, use rotor */
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#define XFS_ALLOCTYPE_FIRST_AG 0x02 /* ... start at ag 0 */
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#define XFS_ALLOCTYPE_FIRST_AG 0x02 /* ... start at ag 0 */
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#define XFS_ALLOCTYPE_START_AG 0x04 /* anywhere, start in this a.g. */
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#define XFS_ALLOCTYPE_THIS_AG 0x08 /* anywhere in this a.g. */
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#define XFS_ALLOCTYPE_THIS_AG 0x08 /* anywhere in this a.g. */
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#define XFS_ALLOCTYPE_START_BNO 0x10 /* near this block else anywhere */
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#define XFS_ALLOCTYPE_START_BNO 0x10 /* near this block else anywhere */
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#define XFS_ALLOCTYPE_NEAR_BNO 0x20 /* in this a.g. and near this block */
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#define XFS_ALLOCTYPE_NEAR_BNO 0x20 /* in this a.g. and near this block */
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@ -41,9 +39,7 @@ extern struct workqueue_struct *xfs_alloc_wq;
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typedef unsigned int xfs_alloctype_t;
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typedef unsigned int xfs_alloctype_t;
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#define XFS_ALLOC_TYPES \
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#define XFS_ALLOC_TYPES \
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{ XFS_ALLOCTYPE_ANY_AG, "ANY_AG" }, \
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{ XFS_ALLOCTYPE_FIRST_AG, "FIRST_AG" }, \
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{ XFS_ALLOCTYPE_FIRST_AG, "FIRST_AG" }, \
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{ XFS_ALLOCTYPE_START_AG, "START_AG" }, \
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{ XFS_ALLOCTYPE_THIS_AG, "THIS_AG" }, \
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{ XFS_ALLOCTYPE_THIS_AG, "THIS_AG" }, \
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{ XFS_ALLOCTYPE_START_BNO, "START_BNO" }, \
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{ XFS_ALLOCTYPE_START_BNO, "START_BNO" }, \
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{ XFS_ALLOCTYPE_NEAR_BNO, "NEAR_BNO" }, \
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{ XFS_ALLOCTYPE_NEAR_BNO, "NEAR_BNO" }, \
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