Displaying 20 results from an estimated 50 matches for "virtio_balloon_vq_deflate".
2019 Dec 16
4
[PATCH] virtio-balloon: request nvqs based on features
...BALLOON_VQ_MAX];
const char *names[VIRTIO_BALLOON_VQ_MAX];
int err;
+ unsigned nvqs;
/*
* Inflateq and deflateq are used unconditionally. The names[]
@@ -475,20 +476,24 @@ static int init_vqs(struct virtio_balloon *vb)
names[VIRTIO_BALLOON_VQ_INFLATE] = "inflate";
callbacks[VIRTIO_BALLOON_VQ_DEFLATE] = balloon_ack;
names[VIRTIO_BALLOON_VQ_DEFLATE] = "deflate";
+ nvqs = VIRTIO_BALLOON_VQ_DEFLATE + 1;
+
names[VIRTIO_BALLOON_VQ_STATS] = NULL;
names[VIRTIO_BALLOON_VQ_FREE_PAGE] = NULL;
if (virtio_has_feature(vb->vdev, VIRTIO_BALLOON_F_STATS_VQ)) {
names[VIRTIO_BALLOON_VQ_...
2019 Dec 16
4
[PATCH] virtio-balloon: request nvqs based on features
...BALLOON_VQ_MAX];
const char *names[VIRTIO_BALLOON_VQ_MAX];
int err;
+ unsigned nvqs;
/*
* Inflateq and deflateq are used unconditionally. The names[]
@@ -475,20 +476,24 @@ static int init_vqs(struct virtio_balloon *vb)
names[VIRTIO_BALLOON_VQ_INFLATE] = "inflate";
callbacks[VIRTIO_BALLOON_VQ_DEFLATE] = balloon_ack;
names[VIRTIO_BALLOON_VQ_DEFLATE] = "deflate";
+ nvqs = VIRTIO_BALLOON_VQ_DEFLATE + 1;
+
names[VIRTIO_BALLOON_VQ_STATS] = NULL;
names[VIRTIO_BALLOON_VQ_FREE_PAGE] = NULL;
if (virtio_has_feature(vb->vdev, VIRTIO_BALLOON_F_STATS_VQ)) {
names[VIRTIO_BALLOON_VQ_...
2020 Jan 03
4
[PATCH v2 1/2] virtio-balloon: initialize all vq callbacks
...io_balloon.c b/drivers/virtio/virtio_balloon.c
index 93f995f6cf36..8e400ece9273 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -475,7 +475,9 @@ static int init_vqs(struct virtio_balloon *vb)
names[VIRTIO_BALLOON_VQ_INFLATE] = "inflate";
callbacks[VIRTIO_BALLOON_VQ_DEFLATE] = balloon_ack;
names[VIRTIO_BALLOON_VQ_DEFLATE] = "deflate";
+ callbacks[VIRTIO_BALLOON_VQ_STATS] = NULL;
names[VIRTIO_BALLOON_VQ_STATS] = NULL;
+ callbacks[VIRTIO_BALLOON_VQ_FREE_PAGE] = NULL;
names[VIRTIO_BALLOON_VQ_FREE_PAGE] = NULL;
if (virtio_has_feature(vb->vdev, VIRTI...
2020 Jan 03
4
[PATCH v2 1/2] virtio-balloon: initialize all vq callbacks
...io_balloon.c b/drivers/virtio/virtio_balloon.c
index 93f995f6cf36..8e400ece9273 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -475,7 +475,9 @@ static int init_vqs(struct virtio_balloon *vb)
names[VIRTIO_BALLOON_VQ_INFLATE] = "inflate";
callbacks[VIRTIO_BALLOON_VQ_DEFLATE] = balloon_ack;
names[VIRTIO_BALLOON_VQ_DEFLATE] = "deflate";
+ callbacks[VIRTIO_BALLOON_VQ_STATS] = NULL;
names[VIRTIO_BALLOON_VQ_STATS] = NULL;
+ callbacks[VIRTIO_BALLOON_VQ_FREE_PAGE] = NULL;
names[VIRTIO_BALLOON_VQ_FREE_PAGE] = NULL;
if (virtio_has_feature(vb->vdev, VIRTI...
2019 Dec 17
9
[PATCH 1/2] virtio-balloon: initialize all vq callbacks
...io_balloon.c b/drivers/virtio/virtio_balloon.c
index 93f995f6cf36..8e400ece9273 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -475,7 +475,9 @@ static int init_vqs(struct virtio_balloon *vb)
names[VIRTIO_BALLOON_VQ_INFLATE] = "inflate";
callbacks[VIRTIO_BALLOON_VQ_DEFLATE] = balloon_ack;
names[VIRTIO_BALLOON_VQ_DEFLATE] = "deflate";
+ callbacks[VIRTIO_BALLOON_VQ_STATS] = NULL;
names[VIRTIO_BALLOON_VQ_STATS] = NULL;
+ callbacks[VIRTIO_BALLOON_VQ_FREE_PAGE] = NULL;
names[VIRTIO_BALLOON_VQ_FREE_PAGE] = NULL;
if (virtio_has_feature(vb->vdev, VIRTI...
2019 Dec 17
9
[PATCH 1/2] virtio-balloon: initialize all vq callbacks
...io_balloon.c b/drivers/virtio/virtio_balloon.c
index 93f995f6cf36..8e400ece9273 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -475,7 +475,9 @@ static int init_vqs(struct virtio_balloon *vb)
names[VIRTIO_BALLOON_VQ_INFLATE] = "inflate";
callbacks[VIRTIO_BALLOON_VQ_DEFLATE] = balloon_ack;
names[VIRTIO_BALLOON_VQ_DEFLATE] = "deflate";
+ callbacks[VIRTIO_BALLOON_VQ_STATS] = NULL;
names[VIRTIO_BALLOON_VQ_STATS] = NULL;
+ callbacks[VIRTIO_BALLOON_VQ_FREE_PAGE] = NULL;
names[VIRTIO_BALLOON_VQ_FREE_PAGE] = NULL;
if (virtio_has_feature(vb->vdev, VIRTI...
2019 Dec 17
0
[PATCH] virtio-balloon: request nvqs based on features
...TIO_BALLOON_VQ_MAX];
> int err;
> + unsigned nvqs;
>
> /*
> * Inflateq and deflateq are used unconditionally. The names[]
> @@ -475,20 +476,24 @@ static int init_vqs(struct virtio_balloon *vb)
> names[VIRTIO_BALLOON_VQ_INFLATE] = "inflate";
> callbacks[VIRTIO_BALLOON_VQ_DEFLATE] = balloon_ack;
> names[VIRTIO_BALLOON_VQ_DEFLATE] = "deflate";
> + nvqs = VIRTIO_BALLOON_VQ_DEFLATE + 1;
> +
> names[VIRTIO_BALLOON_VQ_STATS] = NULL;
> names[VIRTIO_BALLOON_VQ_FREE_PAGE] = NULL;
Note that we set names[q] to NULL, but not callbacks[q].
>
>...
2018 Jun 26
2
[PATCH v34 2/4] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT
..._IWUSR);
> MODULE_PARM_DESC(oom_pages, "pages to free on OOM");
> @@ -51,9 +56,22 @@ MODULE_PARM_DESC(oom_pages, "pages to free on OOM");
> static struct vfsmount *balloon_mnt;
> #endif
>
> +enum virtio_balloon_vq {
> + VIRTIO_BALLOON_VQ_INFLATE,
> + VIRTIO_BALLOON_VQ_DEFLATE,
> + VIRTIO_BALLOON_VQ_STATS,
> + VIRTIO_BALLOON_VQ_FREE_PAGE,
> + VIRTIO_BALLOON_VQ_MAX
> +};
> +
> struct virtio_balloon {
> struct virtio_device *vdev;
> - struct virtqueue *inflate_vq, *deflate_vq, *stats_vq;
> + struct virtqueue *inflate_vq, *deflate_vq, *stats_vq...
2018 Jun 26
2
[PATCH v34 2/4] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT
..._IWUSR);
> MODULE_PARM_DESC(oom_pages, "pages to free on OOM");
> @@ -51,9 +56,22 @@ MODULE_PARM_DESC(oom_pages, "pages to free on OOM");
> static struct vfsmount *balloon_mnt;
> #endif
>
> +enum virtio_balloon_vq {
> + VIRTIO_BALLOON_VQ_INFLATE,
> + VIRTIO_BALLOON_VQ_DEFLATE,
> + VIRTIO_BALLOON_VQ_STATS,
> + VIRTIO_BALLOON_VQ_FREE_PAGE,
> + VIRTIO_BALLOON_VQ_MAX
> +};
> +
> struct virtio_balloon {
> struct virtio_device *vdev;
> - struct virtqueue *inflate_vq, *deflate_vq, *stats_vq;
> + struct virtqueue *inflate_vq, *deflate_vq, *stats_vq...
2018 Jun 15
0
[PATCH v33 2/4] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT
...module_param(oom_pages, int, S_IRUSR | S_IWUSR);
MODULE_PARM_DESC(oom_pages, "pages to free on OOM");
@@ -51,9 +54,22 @@ MODULE_PARM_DESC(oom_pages, "pages to free on OOM");
static struct vfsmount *balloon_mnt;
#endif
+enum virtio_balloon_vq {
+ VIRTIO_BALLOON_VQ_INFLATE,
+ VIRTIO_BALLOON_VQ_DEFLATE,
+ VIRTIO_BALLOON_VQ_STATS,
+ VIRTIO_BALLOON_VQ_FREE_PAGE,
+ VIRTIO_BALLOON_VQ_MAX
+};
+
struct virtio_balloon {
struct virtio_device *vdev;
- struct virtqueue *inflate_vq, *deflate_vq, *stats_vq;
+ struct virtqueue *inflate_vq, *deflate_vq, *stats_vq, *free_page_vq;
+
+ /* Balloon's own wq...
2018 Feb 07
2
[PATCH v26 2/2 RESEND] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT
...loon.c
index a1fb52c..5476725 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -51,9 +51,22 @@ MODULE_PARM_DESC(oom_pages, "pages to free on OOM");
static struct vfsmount *balloon_mnt;
#endif
+enum virtio_balloon_vq {
+ VIRTIO_BALLOON_VQ_INFLATE,
+ VIRTIO_BALLOON_VQ_DEFLATE,
+ VIRTIO_BALLOON_VQ_STATS,
+ VIRTIO_BALLOON_VQ_FREE_PAGE,
+ VIRTIO_BALLOON_VQ_MAX
+};
+
struct virtio_balloon {
struct virtio_device *vdev;
- struct virtqueue *inflate_vq, *deflate_vq, *stats_vq;
+ struct virtqueue *inflate_vq, *deflate_vq, *stats_vq, *free_page_vq;
+
+ /* Balloon's own wq...
2018 Feb 07
2
[PATCH v26 2/2 RESEND] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT
...loon.c
index a1fb52c..5476725 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -51,9 +51,22 @@ MODULE_PARM_DESC(oom_pages, "pages to free on OOM");
static struct vfsmount *balloon_mnt;
#endif
+enum virtio_balloon_vq {
+ VIRTIO_BALLOON_VQ_INFLATE,
+ VIRTIO_BALLOON_VQ_DEFLATE,
+ VIRTIO_BALLOON_VQ_STATS,
+ VIRTIO_BALLOON_VQ_FREE_PAGE,
+ VIRTIO_BALLOON_VQ_MAX
+};
+
struct virtio_balloon {
struct virtio_device *vdev;
- struct virtqueue *inflate_vq, *deflate_vq, *stats_vq;
+ struct virtqueue *inflate_vq, *deflate_vq, *stats_vq, *free_page_vq;
+
+ /* Balloon's own wq...
2018 Jan 25
0
[PATCH v25 2/2] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT
...loon.c
index a1fb52c..114985b 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -51,9 +51,22 @@ MODULE_PARM_DESC(oom_pages, "pages to free on OOM");
static struct vfsmount *balloon_mnt;
#endif
+enum virtio_balloon_vq {
+ VIRTIO_BALLOON_VQ_INFLATE,
+ VIRTIO_BALLOON_VQ_DEFLATE,
+ VIRTIO_BALLOON_VQ_STATS,
+ VIRTIO_BALLOON_VQ_FREE_PAGE,
+ VIRTIO_BALLOON_VQ_MAX
+};
+
struct virtio_balloon {
struct virtio_device *vdev;
- struct virtqueue *inflate_vq, *deflate_vq, *stats_vq;
+ struct virtqueue *inflate_vq, *deflate_vq, *stats_vq, *free_page_vq;
+
+ /* Balloon's own wq...
2018 Apr 03
0
[PATCH v30 2/4] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT
...t a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
index dfe5684..18d24a4 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -51,9 +51,22 @@
static struct vfsmount *balloon_mnt;
#endif
+enum virtio_balloon_vq {
+ VIRTIO_BALLOON_VQ_INFLATE,
+ VIRTIO_BALLOON_VQ_DEFLATE,
+ VIRTIO_BALLOON_VQ_STATS,
+ VIRTIO_BALLOON_VQ_FREE_PAGE,
+ VIRTIO_BALLOON_VQ_MAX
+};
+
struct virtio_balloon {
struct virtio_device *vdev;
- struct virtqueue *inflate_vq, *deflate_vq, *stats_vq;
+ struct virtqueue *inflate_vq, *deflate_vq, *stats_vq, *free_page_vq;
+
+ /* Balloon's own wq...
2019 Dec 17
0
[PATCH 1/2] virtio-balloon: initialize all vq callbacks
...virtio_balloon.c
> index 93f995f6cf36..8e400ece9273 100644
> --- a/drivers/virtio/virtio_balloon.c
> +++ b/drivers/virtio/virtio_balloon.c
> @@ -475,7 +475,9 @@ static int init_vqs(struct virtio_balloon *vb)
> names[VIRTIO_BALLOON_VQ_INFLATE] = "inflate";
> callbacks[VIRTIO_BALLOON_VQ_DEFLATE] = balloon_ack;
> names[VIRTIO_BALLOON_VQ_DEFLATE] = "deflate";
> + callbacks[VIRTIO_BALLOON_VQ_STATS] = NULL;
> names[VIRTIO_BALLOON_VQ_STATS] = NULL;
> + callbacks[VIRTIO_BALLOON_VQ_FREE_PAGE] = NULL;
> names[VIRTIO_BALLOON_VQ_FREE_PAGE] = NULL;
>
> if (vi...
2020 Jan 05
0
[PATCH v2 1/2] virtio-balloon: initialize all vq callbacks
...virtio_balloon.c
> index 93f995f6cf36..8e400ece9273 100644
> --- a/drivers/virtio/virtio_balloon.c
> +++ b/drivers/virtio/virtio_balloon.c
> @@ -475,7 +475,9 @@ static int init_vqs(struct virtio_balloon *vb)
> names[VIRTIO_BALLOON_VQ_INFLATE] = "inflate";
> callbacks[VIRTIO_BALLOON_VQ_DEFLATE] = balloon_ack;
> names[VIRTIO_BALLOON_VQ_DEFLATE] = "deflate";
> + callbacks[VIRTIO_BALLOON_VQ_STATS] = NULL;
> names[VIRTIO_BALLOON_VQ_STATS] = NULL;
> + callbacks[VIRTIO_BALLOON_VQ_FREE_PAGE] = NULL;
Could you remove other redundant NULL initialization well?
https://li...
2018 Apr 06
0
[PATCH v31 2/4] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT
...loon.c
index dfe5684..aef73ee 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -51,9 +51,22 @@ MODULE_PARM_DESC(oom_pages, "pages to free on OOM");
static struct vfsmount *balloon_mnt;
#endif
+enum virtio_balloon_vq {
+ VIRTIO_BALLOON_VQ_INFLATE,
+ VIRTIO_BALLOON_VQ_DEFLATE,
+ VIRTIO_BALLOON_VQ_STATS,
+ VIRTIO_BALLOON_VQ_FREE_PAGE,
+ VIRTIO_BALLOON_VQ_MAX
+};
+
struct virtio_balloon {
struct virtio_device *vdev;
- struct virtqueue *inflate_vq, *deflate_vq, *stats_vq;
+ struct virtqueue *inflate_vq, *deflate_vq, *stats_vq, *free_page_vq;
+
+ /* Balloon's own wq...
2018 Apr 09
1
[PATCH v31 2/4] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT
...a/drivers/virtio/virtio_balloon.c
> +++ b/drivers/virtio/virtio_balloon.c
> @@ -51,9 +51,22 @@ MODULE_PARM_DESC(oom_pages, "pages to free on OOM");
> static struct vfsmount *balloon_mnt;
> #endif
>
> +enum virtio_balloon_vq {
> + VIRTIO_BALLOON_VQ_INFLATE,
> + VIRTIO_BALLOON_VQ_DEFLATE,
> + VIRTIO_BALLOON_VQ_STATS,
> + VIRTIO_BALLOON_VQ_FREE_PAGE,
> + VIRTIO_BALLOON_VQ_MAX
> +};
> +
> struct virtio_balloon {
> struct virtio_device *vdev;
> - struct virtqueue *inflate_vq, *deflate_vq, *stats_vq;
> + struct virtqueue *inflate_vq, *deflate_vq, *stats_vq...
2018 Feb 07
0
[PATCH v26 2/2 RESEND] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT
...a/drivers/virtio/virtio_balloon.c
> +++ b/drivers/virtio/virtio_balloon.c
> @@ -51,9 +51,22 @@ MODULE_PARM_DESC(oom_pages, "pages to free on OOM");
> static struct vfsmount *balloon_mnt;
> #endif
>
> +enum virtio_balloon_vq {
> + VIRTIO_BALLOON_VQ_INFLATE,
> + VIRTIO_BALLOON_VQ_DEFLATE,
> + VIRTIO_BALLOON_VQ_STATS,
> + VIRTIO_BALLOON_VQ_FREE_PAGE,
> + VIRTIO_BALLOON_VQ_MAX
> +};
> +
> struct virtio_balloon {
> struct virtio_device *vdev;
> - struct virtqueue *inflate_vq, *deflate_vq, *stats_vq;
> + struct virtqueue *inflate_vq, *deflate_vq, *stats_vq...
2020 Feb 06
6
[PATCH RFC] virtio_balloon: conservative balloon page shrinking
...42,10 @@
static struct vfsmount *balloon_mnt;
#endif
+static bool conservative_shrinker = true;
+module_param(conservative_shrinker, bool, 0644);
+MODULE_PARM_DESC(conservative_shrinker, "conservatively shrink balloon pages");
+
enum virtio_balloon_vq {
VIRTIO_BALLOON_VQ_INFLATE,
VIRTIO_BALLOON_VQ_DEFLATE,
@@ -796,6 +800,10 @@ static unsigned long shrink_balloon_pages(struct virtio_balloon *vb,
{
unsigned long pages_freed = 0;
+ /* Balloon pages only gets shrunk when the pagecache depleted */
+ if (conservative_shrinker && global_node_page_state(NR_FILE_PAGES))
+ return 0;
+
/*
*...