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xfs: don't use xfs_trans_reserve in xfs_trans_reserve_more

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xfs_trans_reserve_more just tries to allocate additional blocks and/or
rtextents and is otherwise unrelated to the transaction reservation
logic.  Open code the block and rtextent reservation in
xfs_trans_reserve_more to prepare for simplifying xfs_trans_reserve.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Carlos Maiolino <cem@kernel.org>
This commit is contained in:
Christoph Hellwig 2025-07-16 14:43:12 +02:00 committed by Carlos Maiolino
parent 736b576d4d
commit f1cc16e154
1 changed files with 11 additions and 2 deletions
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13
fs/xfs/xfs_trans.c
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@ -1146,9 +1146,18 @@ xfs_trans_reserve_more(
unsigned int blocks,
unsigned int rtextents)
{
struct xfs_trans_res resv = { };
bool rsvd = tp->t_flags & XFS_TRANS_RESERVE;
return xfs_trans_reserve(tp, &resv, blocks, rtextents);
if (blocks && xfs_dec_fdblocks(tp->t_mountp, blocks, rsvd))
return -ENOSPC;
if (rtextents && xfs_dec_frextents(tp->t_mountp, rtextents)) {
if (blocks)
xfs_add_fdblocks(tp->t_mountp, blocks);
return -ENOSPC;
}
tp->t_blk_res += blocks;
tp->t_rtx_res += rtextents;
return 0;
}
/*