From 7f3a4257159dea8e7ef66d1a539dc6df708b8ed3 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 7 Aug 2024 15:17:46 +0200 Subject: Adding upstream version 6.10.3. Signed-off-by: Daniel Baumann --- fs/xfs/xfs_extent_busy.c | 80 ++++++++++++++++++++++-------------------------- 1 file changed, 36 insertions(+), 44 deletions(-) (limited to 'fs/xfs/xfs_extent_busy.c') diff --git a/fs/xfs/xfs_extent_busy.c b/fs/xfs/xfs_extent_busy.c index 56cfa14985..a73e7c73b6 100644 --- a/fs/xfs/xfs_extent_busy.c +++ b/fs/xfs/xfs_extent_busy.c @@ -518,35 +518,26 @@ fail: goto out; } -STATIC void +static bool xfs_extent_busy_clear_one( - struct xfs_mount *mp, struct xfs_perag *pag, - struct xfs_extent_busy *busyp) + struct xfs_extent_busy *busyp, + bool do_discard) { if (busyp->length) { - trace_xfs_extent_busy_clear(mp, busyp->agno, busyp->bno, - busyp->length); + if (do_discard && + !(busyp->flags & XFS_EXTENT_BUSY_SKIP_DISCARD)) { + busyp->flags = XFS_EXTENT_BUSY_DISCARDED; + return false; + } + trace_xfs_extent_busy_clear(pag->pag_mount, busyp->agno, + busyp->bno, busyp->length); rb_erase(&busyp->rb_node, &pag->pagb_tree); } list_del_init(&busyp->list); kfree(busyp); -} - -static void -xfs_extent_busy_put_pag( - struct xfs_perag *pag, - bool wakeup) - __releases(pag->pagb_lock) -{ - if (wakeup) { - pag->pagb_gen++; - wake_up_all(&pag->pagb_wait); - } - - spin_unlock(&pag->pagb_lock); - xfs_perag_put(pag); + return true; } /* @@ -560,32 +551,33 @@ xfs_extent_busy_clear( struct list_head *list, bool do_discard) { - struct xfs_extent_busy *busyp, *n; - struct xfs_perag *pag = NULL; - xfs_agnumber_t agno = NULLAGNUMBER; - bool wakeup = false; - - list_for_each_entry_safe(busyp, n, list, list) { - if (busyp->agno != agno) { - if (pag) - xfs_extent_busy_put_pag(pag, wakeup); - agno = busyp->agno; - pag = xfs_perag_get(mp, agno); - spin_lock(&pag->pagb_lock); - wakeup = false; - } + struct xfs_extent_busy *busyp, *next; - if (do_discard && busyp->length && - !(busyp->flags & XFS_EXTENT_BUSY_SKIP_DISCARD)) { - busyp->flags = XFS_EXTENT_BUSY_DISCARDED; - } else { - xfs_extent_busy_clear_one(mp, pag, busyp); - wakeup = true; - } - } + busyp = list_first_entry_or_null(list, typeof(*busyp), list); + if (!busyp) + return; - if (pag) - xfs_extent_busy_put_pag(pag, wakeup); + do { + bool wakeup = false; + struct xfs_perag *pag; + + pag = xfs_perag_get(mp, busyp->agno); + spin_lock(&pag->pagb_lock); + do { + next = list_next_entry(busyp, list); + if (xfs_extent_busy_clear_one(pag, busyp, do_discard)) + wakeup = true; + busyp = next; + } while (!list_entry_is_head(busyp, list, list) && + busyp->agno == pag->pag_agno); + + if (wakeup) { + pag->pagb_gen++; + wake_up_all(&pag->pagb_wait); + } + spin_unlock(&pag->pagb_lock); + xfs_perag_put(pag); + } while (!list_entry_is_head(busyp, list, list)); } /* -- cgit v1.2.3