From: Khazhismel Kumykov <khazhy@google.com>
To: mst@redhat.com, jasowang@redhat.com, wei.w.wang@intel.com
Cc: linux-kernel@vger.kernel.org,
virtualization@lists.linux-foundation.org,
Khazhismel Kumykov <khazhy@google.com>
Subject: [PATCH 2/2] virtio_balloon: fix shrinker_scan return units
Date: Mon, 18 Nov 2019 13:38:11 -0800 [thread overview]
Message-ID: <20191118213811.22017-2-khazhy@google.com> (raw)
In-Reply-To: <20191118213811.22017-1-khazhy@google.com>
We were returning number of virtio balloon pages, which may not be the
same as number of system pages
Fixes: 86a559787e6f ("virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT")
Cc: Wei Wang <wei.w.wang@intel.com>
Signed-off-by: Khazhismel Kumykov <khazhy@google.com>
---
drivers/virtio/virtio_balloon.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
index 7cf9540a40b8..7951ece3fe24 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -802,11 +802,11 @@ static unsigned long virtio_balloon_shrinker_scan(struct shrinker *shrinker,
pages_freed = shrink_free_pages(vb, pages_to_free);
if (pages_freed >= pages_to_free)
- return pages_freed;
+ return pages_freed / VIRTIO_BALLOON_PAGES_PER_PAGE;
pages_freed += shrink_balloon_pages(vb, pages_to_free - pages_freed);
- return pages_freed;
+ return pages_freed / VIRTIO_BALLOON_PAGES_PER_PAGE;
}
static unsigned long virtio_balloon_shrinker_count(struct shrinker *shrinker,
--
2.24.0.432.g9d3f5f5b63-goog
next prev parent reply other threads:[~2019-11-18 21:39 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-15 22:55 [PATCH] virtio_balloon: fix shrinker pages_to_free calculation Khazhismel Kumykov
2019-11-18 4:01 ` Wei Wang
2019-11-18 5:30 ` Michael S. Tsirkin
2019-11-18 7:42 ` Wei Wang
2019-11-18 8:26 ` Michael S. Tsirkin
2019-11-18 10:31 ` Wei Wang
2019-11-18 5:26 ` Michael S. Tsirkin
2019-11-18 21:30 ` Khazhismel Kumykov
2019-11-18 21:38 ` [PATCH 1/2] virtio_balloon: fix " Khazhismel Kumykov
2019-11-18 21:38 ` Khazhismel Kumykov [this message]
2019-11-18 22:56 ` [PATCH 2/2] virtio_balloon: fix shrinker_scan return units Michael S. Tsirkin
2019-11-18 22:52 ` [PATCH 1/2] virtio_balloon: fix pages_to_free calculation Michael S. Tsirkin
2019-11-18 23:08 ` Michael S. Tsirkin
2019-11-18 23:20 ` Khazhismel Kumykov
2019-11-19 5:38 ` Wei Wang
2019-11-19 9:37 ` Michael S. Tsirkin
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