Messages in this thread | | | Date | Wed, 10 Aug 2022 08:14:06 +0300 | Subject | Re: [PATCH v1 1/2] Enable balloon drivers to report inflated memory | From | Alexander Atanasov <> |
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Hello,
On 10.08.22 6:05, Muchun Song wrote: > > >> On Aug 9, 2022, at 17:49, Alexander Atanasov <alexander.atanasov@virtuozzo.com> wrote: >> >> Display reported in /proc/meminfo as: > > Hi, > > I am not sure if this is a right place (meminfo) to put this statistic in since > it is the accounting from a specific driver. IIUC, this driver is only installed > in a VM, then this accounting will always be zero if this driver is not installed. > Is this possible to put it in a driver-specific sysfs file (maybe it is better)? > Just some thoughts from me.
Yes, it is only used if run under hypervisor but it is under a config option for that reason.
There are several balloon drivers that will use it, not only one driver - virtio, VMWare, HyperV, XEN and possibly others. I made one as an example. Initially i worked on a patches for debugfs but discussion lead to put it into a centralized place.
-- Regards, Alexander Atanasov
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