From: Kent Overstreet <kent.overstreet@linux.dev>
Date: Mon, 15 Jan 2024 20:06:43 +0000 (-0500)
Subject: bcachefs: Add missing bch2_moving_ctxt_flush_all()
X-Git-Tag: v6.7.5~15
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9a269387a0a962f9eb7c5974409ec6cdb390fc50;p=thirdparty%2Fkernel%2Fstable.git

bcachefs: Add missing bch2_moving_ctxt_flush_all()

commit ef740a1e2939376ea4cc11cc8b923214dc1f4a41 upstream.

This fixes a bug with rebalance IOs getting stuck with reads completed,
but writes never being issued.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/fs/bcachefs/rebalance.c b/fs/bcachefs/rebalance.c
index ba2606a067d01..dd6fed2581003 100644
--- a/fs/bcachefs/rebalance.c
+++ b/fs/bcachefs/rebalance.c
@@ -356,6 +356,7 @@ static int do_rebalance(struct moving_context *ctxt)
 	    !kthread_should_stop() &&
 	    !atomic64_read(&r->work_stats.sectors_seen) &&
 	    !atomic64_read(&r->scan_stats.sectors_seen)) {
+		bch2_moving_ctxt_flush_all(ctxt);
 		bch2_trans_unlock_long(trans);
 		rebalance_wait(c);
 	}