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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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60a34607b2
Untangle the header file includes a bit by moving the definition of xfs_agino_t to xfs_types.h. This removes the dependency that xfs_ag.h has on xfs_inum.h, meaning we don't need to include xfs_inum.h everywhere we include xfs_ag.h. Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Mark Tinguely <tinguely@sgi.com> Signed-off-by: Ben Myers <bpm@sgi.com>
134 lines
3.5 KiB
C
134 lines
3.5 KiB
C
/*
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* Copyright (c) 2000,2005 Silicon Graphics, Inc.
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* All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it would be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "xfs.h"
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#include "xfs_fs.h"
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#include "xfs_types.h"
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#include "xfs_log.h"
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#include "xfs_trans.h"
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#include "xfs_sb.h"
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#include "xfs_ag.h"
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#include "xfs_mount.h"
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#include "xfs_trans_priv.h"
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#include "xfs_extfree_item.h"
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/*
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* This routine is called to allocate an "extent free intention"
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* log item that will hold nextents worth of extents. The
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* caller must use all nextents extents, because we are not
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* flexible about this at all.
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*/
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xfs_efi_log_item_t *
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xfs_trans_get_efi(xfs_trans_t *tp,
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uint nextents)
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{
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xfs_efi_log_item_t *efip;
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ASSERT(tp != NULL);
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ASSERT(nextents > 0);
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efip = xfs_efi_init(tp->t_mountp, nextents);
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ASSERT(efip != NULL);
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/*
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* Get a log_item_desc to point at the new item.
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*/
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xfs_trans_add_item(tp, &efip->efi_item);
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return efip;
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}
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/*
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* This routine is called to indicate that the described
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* extent is to be logged as needing to be freed. It should
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* be called once for each extent to be freed.
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*/
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void
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xfs_trans_log_efi_extent(xfs_trans_t *tp,
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xfs_efi_log_item_t *efip,
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xfs_fsblock_t start_block,
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xfs_extlen_t ext_len)
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{
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uint next_extent;
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xfs_extent_t *extp;
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tp->t_flags |= XFS_TRANS_DIRTY;
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efip->efi_item.li_desc->lid_flags |= XFS_LID_DIRTY;
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/*
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* atomic_inc_return gives us the value after the increment;
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* we want to use it as an array index so we need to subtract 1 from
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* it.
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*/
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next_extent = atomic_inc_return(&efip->efi_next_extent) - 1;
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ASSERT(next_extent < efip->efi_format.efi_nextents);
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extp = &(efip->efi_format.efi_extents[next_extent]);
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extp->ext_start = start_block;
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extp->ext_len = ext_len;
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}
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/*
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* This routine is called to allocate an "extent free done"
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* log item that will hold nextents worth of extents. The
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* caller must use all nextents extents, because we are not
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* flexible about this at all.
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*/
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xfs_efd_log_item_t *
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xfs_trans_get_efd(xfs_trans_t *tp,
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xfs_efi_log_item_t *efip,
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uint nextents)
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{
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xfs_efd_log_item_t *efdp;
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ASSERT(tp != NULL);
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ASSERT(nextents > 0);
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efdp = xfs_efd_init(tp->t_mountp, efip, nextents);
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ASSERT(efdp != NULL);
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/*
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* Get a log_item_desc to point at the new item.
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*/
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xfs_trans_add_item(tp, &efdp->efd_item);
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return efdp;
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}
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/*
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* This routine is called to indicate that the described
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* extent is to be logged as having been freed. It should
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* be called once for each extent freed.
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*/
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void
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xfs_trans_log_efd_extent(xfs_trans_t *tp,
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xfs_efd_log_item_t *efdp,
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xfs_fsblock_t start_block,
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xfs_extlen_t ext_len)
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{
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uint next_extent;
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xfs_extent_t *extp;
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tp->t_flags |= XFS_TRANS_DIRTY;
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efdp->efd_item.li_desc->lid_flags |= XFS_LID_DIRTY;
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next_extent = efdp->efd_next_extent;
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ASSERT(next_extent < efdp->efd_format.efd_nextents);
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extp = &(efdp->efd_format.efd_extents[next_extent]);
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extp->ext_start = start_block;
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extp->ext_len = ext_len;
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efdp->efd_next_extent++;
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}
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