From mboxrd@z Thu Jan 1 00:00:00 1970 From: Oliver Upton Date: Wed, 26 Apr 2023 17:21:58 +0000 Subject: [PATCH v2 0/4] KVM: Refactor KVM stats macros and enable custom stat names In-Reply-To: <20230306190156.434452-1-dmatlack@google.com> References: <20230306190156.434452-1-dmatlack@google.com> Message-ID: List-Id: To: kvm-riscv@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit On Mon, Mar 06, 2023 at 11:01:52AM -0800, David Matlack wrote: > This series refactors the KVM stats macros to reduce duplication and > adds the support for choosing custom names for stats. > > Custom name makes it possible to decouple the userspace-visible stat > names from their internal representation in C. This can allow future > commits to refactor the various stats structs without impacting > userspace tools that read KVM stats. > > This also allows stats to be stored in data structures such as arrays, > without needing unions to access specific stats. Case in point, the last > patch in this series removes the pages_{4k,2m,1g} union, which is a > useful cleanup to prepare for sharing paging code across architectures > [1]. > > And for full transparency, another motivation for this series it that at > Google we have several out-of-tree stats that use arrays. Custom name > support is something we added internally and it reduces our technical > debt to get the support merged upstream. For the series: Reviewed-by: Oliver Upton -- Thanks, Oliver