[libvirt] [PATCH 31/47] vircgroup: extract virCgroupV1GetMemoryUsage

Pavel Hrdina posted 47 patches 7 years, 4 months ago
[libvirt] [PATCH 31/47] vircgroup: extract virCgroupV1GetMemoryUsage
Posted by Pavel Hrdina 7 years, 4 months ago
Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
---
 src/util/vircgroup.c        |  9 +--------
 src/util/vircgroupbackend.h |  5 +++++
 src/util/vircgroupv1.c      | 16 ++++++++++++++++
 3 files changed, 22 insertions(+), 8 deletions(-)

diff --git a/src/util/vircgroup.c b/src/util/vircgroup.c
index 22db0a4bf1..1229959300 100644
--- a/src/util/vircgroup.c
+++ b/src/util/vircgroup.c
@@ -1639,14 +1639,7 @@ virCgroupGetMemoryStat(virCgroupPtr group,
 int
 virCgroupGetMemoryUsage(virCgroupPtr group, unsigned long *kb)
 {
-    long long unsigned int usage_in_bytes;
-    int ret;
-    ret = virCgroupGetValueU64(group,
-                               VIR_CGROUP_CONTROLLER_MEMORY,
-                               "memory.usage_in_bytes", &usage_in_bytes);
-    if (ret == 0)
-        *kb = (unsigned long) usage_in_bytes >> 10;
-    return ret;
+    VIR_CGROUP_BACKEND_CALL(group, getMemoryUsage, -1, kb);
 }
 
 
diff --git a/src/util/vircgroupbackend.h b/src/util/vircgroupbackend.h
index 5ccda8e044..672fb082c1 100644
--- a/src/util/vircgroupbackend.h
+++ b/src/util/vircgroupbackend.h
@@ -215,6 +215,10 @@ typedef int
                             unsigned long long *inactiveFile,
                             unsigned long long *unevictable);
 
+typedef int
+(*virCgroupGetMemoryUsageCB)(virCgroupPtr group,
+                             unsigned long *kb);
+
 struct _virCgroupBackend {
     virCgroupBackendType type;
 
@@ -256,6 +260,7 @@ struct _virCgroupBackend {
 
     virCgroupSetMemoryCB setMemory;
     virCgroupGetMemoryStatCB getMemoryStat;
+    virCgroupGetMemoryUsageCB getMemoryUsage;
 };
 typedef struct _virCgroupBackend virCgroupBackend;
 typedef virCgroupBackend *virCgroupBackendPtr;
diff --git a/src/util/vircgroupv1.c b/src/util/vircgroupv1.c
index cfe29649fb..7abb137b81 100644
--- a/src/util/vircgroupv1.c
+++ b/src/util/vircgroupv1.c
@@ -1473,6 +1473,21 @@ virCgroupV1GetMemoryStat(virCgroupPtr group,
 }
 
 
+static int
+virCgroupV1GetMemoryUsage(virCgroupPtr group,
+                          unsigned long *kb)
+{
+    long long unsigned int usage_in_bytes;
+    int ret;
+    ret = virCgroupGetValueU64(group,
+                               VIR_CGROUP_CONTROLLER_MEMORY,
+                               "memory.usage_in_bytes", &usage_in_bytes);
+    if (ret == 0)
+        *kb = (unsigned long) usage_in_bytes >> 10;
+    return ret;
+}
+
+
 virCgroupBackend virCgroupV1Backend = {
     .type = VIR_CGROUP_BACKEND_TYPE_V1,
 
@@ -1512,6 +1527,7 @@ virCgroupBackend virCgroupV1Backend = {
 
     .setMemory = virCgroupV1SetMemory,
     .getMemoryStat = virCgroupV1GetMemoryStat,
+    .getMemoryUsage = virCgroupV1GetMemoryUsage,
 };
 
 
-- 
2.17.1

--
libvir-list mailing list
libvir-list@redhat.com
https://www.redhat.com/mailman/listinfo/libvir-list
Re: [libvirt] [PATCH 31/47] vircgroup: extract virCgroupV1GetMemoryUsage
Posted by Fabiano Fidêncio 7 years, 4 months ago
On Tue, Sep 18, 2018 at 5:45 PM, Pavel Hrdina <phrdina@redhat.com> wrote:

> Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
>

Reviewed-by: Fabiano Fidêncio <fidencio@redhat.com>


> ---
>  src/util/vircgroup.c        |  9 +--------
>  src/util/vircgroupbackend.h |  5 +++++
>  src/util/vircgroupv1.c      | 16 ++++++++++++++++
>  3 files changed, 22 insertions(+), 8 deletions(-)
>
> diff --git a/src/util/vircgroup.c b/src/util/vircgroup.c
> index 22db0a4bf1..1229959300 100644
> --- a/src/util/vircgroup.c
> +++ b/src/util/vircgroup.c
> @@ -1639,14 +1639,7 @@ virCgroupGetMemoryStat(virCgroupPtr group,
>  int
>  virCgroupGetMemoryUsage(virCgroupPtr group, unsigned long *kb)
>  {
> -    long long unsigned int usage_in_bytes;
> -    int ret;
> -    ret = virCgroupGetValueU64(group,
> -                               VIR_CGROUP_CONTROLLER_MEMORY,
> -                               "memory.usage_in_bytes", &usage_in_bytes);
> -    if (ret == 0)
> -        *kb = (unsigned long) usage_in_bytes >> 10;
> -    return ret;
> +    VIR_CGROUP_BACKEND_CALL(group, getMemoryUsage, -1, kb);
>  }
>
>
> diff --git a/src/util/vircgroupbackend.h b/src/util/vircgroupbackend.h
> index 5ccda8e044..672fb082c1 100644
> --- a/src/util/vircgroupbackend.h
> +++ b/src/util/vircgroupbackend.h
> @@ -215,6 +215,10 @@ typedef int
>                              unsigned long long *inactiveFile,
>                              unsigned long long *unevictable);
>
> +typedef int
> +(*virCgroupGetMemoryUsageCB)(virCgroupPtr group,
> +                             unsigned long *kb);
> +
>  struct _virCgroupBackend {
>      virCgroupBackendType type;
>
> @@ -256,6 +260,7 @@ struct _virCgroupBackend {
>
>      virCgroupSetMemoryCB setMemory;
>      virCgroupGetMemoryStatCB getMemoryStat;
> +    virCgroupGetMemoryUsageCB getMemoryUsage;
>  };
>  typedef struct _virCgroupBackend virCgroupBackend;
>  typedef virCgroupBackend *virCgroupBackendPtr;
> diff --git a/src/util/vircgroupv1.c b/src/util/vircgroupv1.c
> index cfe29649fb..7abb137b81 100644
> --- a/src/util/vircgroupv1.c
> +++ b/src/util/vircgroupv1.c
> @@ -1473,6 +1473,21 @@ virCgroupV1GetMemoryStat(virCgroupPtr group,
>  }
>
>
> +static int
> +virCgroupV1GetMemoryUsage(virCgroupPtr group,
> +                          unsigned long *kb)
> +{
> +    long long unsigned int usage_in_bytes;
> +    int ret;
> +    ret = virCgroupGetValueU64(group,
> +                               VIR_CGROUP_CONTROLLER_MEMORY,
> +                               "memory.usage_in_bytes", &usage_in_bytes);
> +    if (ret == 0)
> +        *kb = (unsigned long) usage_in_bytes >> 10;
> +    return ret;
> +}
> +
> +
>  virCgroupBackend virCgroupV1Backend = {
>      .type = VIR_CGROUP_BACKEND_TYPE_V1,
>
> @@ -1512,6 +1527,7 @@ virCgroupBackend virCgroupV1Backend = {
>
>      .setMemory = virCgroupV1SetMemory,
>      .getMemoryStat = virCgroupV1GetMemoryStat,
> +    .getMemoryUsage = virCgroupV1GetMemoryUsage,
>  };
>
>
> --
> 2.17.1
>
> --
> libvir-list mailing list
> libvir-list@redhat.com
> https://www.redhat.com/mailman/listinfo/libvir-list
>
--
libvir-list mailing list
libvir-list@redhat.com
https://www.redhat.com/mailman/listinfo/libvir-list
Re: [libvirt] [PATCH 31/47] vircgroup: extract virCgroupV1GetMemoryUsage
Posted by Ján Tomko 7 years, 4 months ago
On Tue, Sep 18, 2018 at 05:45:52PM +0200, Pavel Hrdina wrote:
>Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
>---
> src/util/vircgroup.c        |  9 +--------
> src/util/vircgroupbackend.h |  5 +++++
> src/util/vircgroupv1.c      | 16 ++++++++++++++++
> 3 files changed, 22 insertions(+), 8 deletions(-)
>

Reviewed-by: Ján Tomko <jtomko@redhat.com>

Jano
--
libvir-list mailing list
libvir-list@redhat.com
https://www.redhat.com/mailman/listinfo/libvir-list