On Tue, 9 Mar 2021 14:20:14 -0700 Enrico Granata <[email protected]> wrote:
> In many embedded systems, virtio-blk implementations are > backed by eMMC or UFS storage devices, which are subject to > predictable and measurable wear over time due to repeated write > cycles. > > For such systems, it can be important to be able to track > accurately the amount of wear imposed on the storage over > time and surface it to applications. In a native deployments > this is generally handled by the physical block device driver > but no such provision is made in virtio-blk to expose these > metrics for devices where it makes sense to do so. > > This patch adds support to virtio-blk for lifetime and wear > metrics to be exposed to the guest when a deployment of > virtio-blk is done over compatible eMMC or UFS storage. > > Signed-off-by: Enrico Granata <[email protected]> > Fixes: https://github.org/oasis-tcs/virtio-spec/issues/97 > --- > content.tex | 35 +++++++++++++++++++++++++++++++++-- > 1 file changed, 33 insertions(+), 2 deletions(-) > > diff --git a/content.tex b/content.tex > index b72bad0..75631ba 100644 > --- a/content.tex > +++ b/content.tex > @@ -4418,6 +4418,9 @@ \subsection{Feature bits}\label{sec:Device Types > / Block Device / Feature bits} There still seems to be something wrong with the line wrapping in this patch (won't apply without manual massaging) -- can you please double-check your setup? That said, I think we can still vote on this patch; please add the link to this version to the github issue if you think it's time for voting. --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
