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xfs: remove the unused pag_active_wq field in struct xfs_perag

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pag_active_wq is only woken, but never waited for.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
This commit is contained in:
Christoph Hellwig 2024-11-03 20:18:26 -08:00 committed by Darrick J. Wong
parent 4e071d79e4
commit 9943b45732
2 changed files with 1 additions and 4 deletions
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4
fs/xfs/libxfs/xfs_ag.c
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@ -107,8 +107,7 @@ xfs_perag_rele(
struct xfs_perag *pag)
{
trace_xfs_perag_rele(pag, _RET_IP_);
if (atomic_dec_and_test(&pag->pag_active_ref))
wake_up(&pag->pag_active_wq);
atomic_dec(&pag->pag_active_ref);
}
/*
@ -326,7 +325,6 @@ xfs_initialize_perag(
INIT_RADIX_TREE(&pag->pag_ici_root, GFP_ATOMIC);
xfs_defer_drain_init(&pag->pag_intents_drain);
init_waitqueue_head(&pag->pagb_wait);
init_waitqueue_head(&pag->pag_active_wq);
pag->pagb_tree = RB_ROOT;
xfs_hooks_init(&pag->pag_rmap_update_hooks);
#endif /* __KERNEL__ */

1
fs/xfs/libxfs/xfs_ag.h
View File

@ -34,7 +34,6 @@ struct xfs_perag {
xfs_agnumber_t pag_agno; /* AG this structure belongs to */
atomic_t pag_ref; /* passive reference count */
atomic_t pag_active_ref; /* active reference count */
wait_queue_head_t pag_active_wq;/* woken active_ref falls to zero */
unsigned long pag_opstate;
uint8_t pagf_bno_level; /* # of levels in bno btree */
uint8_t pagf_cnt_level; /* # of levels in cnt btree */