[Qemu-devel] [PATCH 2/2] virtio-balloon: add 'available' counter

2016-02-23 Thread Denis V. Lunev 
The patch for the kernel part is in linux-next already:
commit ac88e7c908b920866e529862f2b2f0129b254ab2
Author: Igor Redko 
Date:   Thu Feb 18 09:23:01 2016 +1100

virtio_balloon: export 'available' memory to balloon statistics

Add a new field, VIRTIO_BALLOON_S_AVAIL, to virtio_balloon memory
statistics protocol, corresponding to 'Available' in /proc/meminfo.

Signed-off-by: Denis V. Lunev 
CC: Igor Redko 
CC: Michael S. Tsirkin 
---
 hw/virtio/virtio-balloon.c  | 1 +
 include/standard-headers/linux/virtio_balloon.h | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/hw/virtio/virtio-balloon.c b/hw/virtio/virtio-balloon.c
index 6629145..3193f44 100644
--- a/hw/virtio/virtio-balloon.c
+++ b/hw/virtio/virtio-balloon.c
@@ -53,6 +53,7 @@ static const char *balloon_stat_names[] = {
[VIRTIO_BALLOON_S_MINFLT] = "stat-minor-faults",
[VIRTIO_BALLOON_S_MEMFREE] = "stat-free-memory",
[VIRTIO_BALLOON_S_MEMTOT] = "stat-total-memory",
+   [VIRTIO_BALLOON_S_AVAIL] = "stat-available-memory",
[VIRTIO_BALLOON_S_NR] = NULL
 };
 
diff --git a/include/standard-headers/linux/virtio_balloon.h 
b/include/standard-headers/linux/virtio_balloon.h
index 2e2a6dc..0df7c2e 100644
--- a/include/standard-headers/linux/virtio_balloon.h
+++ b/include/standard-headers/linux/virtio_balloon.h
@@ -51,7 +51,8 @@ struct virtio_balloon_config {
 #define VIRTIO_BALLOON_S_MINFLT   3   /* Number of minor faults */
 #define VIRTIO_BALLOON_S_MEMFREE  4   /* Total amount of free memory */
 #define VIRTIO_BALLOON_S_MEMTOT   5   /* Total amount of memory */
-#define VIRTIO_BALLOON_S_NR   6
+#define VIRTIO_BALLOON_S_AVAIL6   /* Amount of available memory in guest */
+#define VIRTIO_BALLOON_S_NR   7
 
 /*
  * Memory statistics structure.
-- 
2.1.4

[Qemu-devel] [PATCH 2/2] virtio-balloon: add 'available' counter

2016-02-23 Thread Denis V. Lunev 
The patch for the kernel part is in linux-next already:
commit ac88e7c908b920866e529862f2b2f0129b254ab2
Author: Igor Redko 
Date:   Thu Feb 18 09:23:01 2016 +1100

virtio_balloon: export 'available' memory to balloon statistics

Add a new field, VIRTIO_BALLOON_S_AVAIL, to virtio_balloon memory
statistics protocol, corresponding to 'Available' in /proc/meminfo.

Signed-off-by: Denis V. Lunev 
Reviewed-by: Eric Blake 
CC: Igor Redko 
CC: Michael S. Tsirkin 
---
 hw/virtio/virtio-balloon.c  | 1 +
 include/standard-headers/linux/virtio_balloon.h | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/hw/virtio/virtio-balloon.c b/hw/virtio/virtio-balloon.c
index 1740293..123d3c7 100644
--- a/hw/virtio/virtio-balloon.c
+++ b/hw/virtio/virtio-balloon.c
@@ -53,6 +53,7 @@ static const char *balloon_stat_names[] = {
[VIRTIO_BALLOON_S_MINFLT] = "stat-minor-faults",
[VIRTIO_BALLOON_S_MEMFREE] = "stat-free-memory",
[VIRTIO_BALLOON_S_MEMTOT] = "stat-total-memory",
+   [VIRTIO_BALLOON_S_AVAIL] = "stat-available-memory",
[VIRTIO_BALLOON_S_NR] = NULL
 };
 
diff --git a/include/standard-headers/linux/virtio_balloon.h 
b/include/standard-headers/linux/virtio_balloon.h
index 2e2a6dc..0df7c2e 100644
--- a/include/standard-headers/linux/virtio_balloon.h
+++ b/include/standard-headers/linux/virtio_balloon.h
@@ -51,7 +51,8 @@ struct virtio_balloon_config {
 #define VIRTIO_BALLOON_S_MINFLT   3   /* Number of minor faults */
 #define VIRTIO_BALLOON_S_MEMFREE  4   /* Total amount of free memory */
 #define VIRTIO_BALLOON_S_MEMTOT   5   /* Total amount of memory */
-#define VIRTIO_BALLOON_S_NR   6
+#define VIRTIO_BALLOON_S_AVAIL6   /* Amount of available memory in guest */
+#define VIRTIO_BALLOON_S_NR   7
 
 /*
  * Memory statistics structure.
-- 
2.1.4

Re: [Qemu-devel] [PATCH 2/2] virtio-balloon: add 'available' counter

2016-02-22 Thread Eric Blake 
On 02/20/2016 12:54 AM, Denis V. Lunev wrote:
> The patch for the kernel part is in linux-next already:
> commit ac88e7c908b920866e529862f2b2f0129b254ab2
> Author: Igor Redko 
> Date:   Thu Feb 18 09:23:01 2016 +1100
> 
> virtio_balloon: export 'available' memory to balloon statistics
> 
> Add a new field, VIRTIO_BALLOON_S_AVAIL, to virtio_balloon memory
> statistics protocol, corresponding to 'Available' in /proc/meminfo.
> 
> Signed-off-by: Denis V. Lunev 
> CC: Igor Redko 
> CC: Michael S. Tsirkin 
> ---
>  hw/virtio/virtio-balloon.c  | 1 +
>  include/standard-headers/linux/virtio_balloon.h | 3 ++-
>  2 files changed, 3 insertions(+), 1 deletion(-)

Reviewed-by: Eric Blake 

-- 
Eric Blake   eblake redhat com+1-919-301-3266
Libvirt virtualization library http://libvirt.org



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[Qemu-devel] [PATCH 2/2] virtio-balloon: add 'available' counter

2016-02-19 Thread Denis V. Lunev 
The patch for the kernel part is in linux-next already:
commit ac88e7c908b920866e529862f2b2f0129b254ab2
Author: Igor Redko 
Date:   Thu Feb 18 09:23:01 2016 +1100

virtio_balloon: export 'available' memory to balloon statistics

Add a new field, VIRTIO_BALLOON_S_AVAIL, to virtio_balloon memory
statistics protocol, corresponding to 'Available' in /proc/meminfo.

Signed-off-by: Denis V. Lunev 
CC: Igor Redko 
CC: Michael S. Tsirkin 
---
 hw/virtio/virtio-balloon.c  | 1 +
 include/standard-headers/linux/virtio_balloon.h | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/hw/virtio/virtio-balloon.c b/hw/virtio/virtio-balloon.c
index cc551a3..b052dfb 100644
--- a/hw/virtio/virtio-balloon.c
+++ b/hw/virtio/virtio-balloon.c
@@ -53,6 +53,7 @@ static const char *balloon_stat_names[] = {
[VIRTIO_BALLOON_S_MINFLT] = "stat-minor-faults",
[VIRTIO_BALLOON_S_MEMFREE] = "stat-free-memory",
[VIRTIO_BALLOON_S_MEMTOT] = "stat-total-memory",
+   [VIRTIO_BALLOON_S_AVAIL] = "stat-available-memory",
[VIRTIO_BALLOON_S_NR] = NULL
 };
 
diff --git a/include/standard-headers/linux/virtio_balloon.h 
b/include/standard-headers/linux/virtio_balloon.h
index 2e2a6dc..0df7c2e 100644
--- a/include/standard-headers/linux/virtio_balloon.h
+++ b/include/standard-headers/linux/virtio_balloon.h
@@ -51,7 +51,8 @@ struct virtio_balloon_config {
 #define VIRTIO_BALLOON_S_MINFLT   3   /* Number of minor faults */
 #define VIRTIO_BALLOON_S_MEMFREE  4   /* Total amount of free memory */
 #define VIRTIO_BALLOON_S_MEMTOT   5   /* Total amount of memory */
-#define VIRTIO_BALLOON_S_NR   6
+#define VIRTIO_BALLOON_S_AVAIL6   /* Amount of available memory in guest */
+#define VIRTIO_BALLOON_S_NR   7
 
 /*
  * Memory statistics structure.
-- 
2.1.4