Message ID | 20220509095500.2408785-3-tabba@google.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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Mon, 09 May 2022 02:55:07 -0700 (PDT) Date: Mon, 9 May 2022 09:54:58 +0000 In-Reply-To: <20220509095500.2408785-1-tabba@google.com> Message-Id: <20220509095500.2408785-3-tabba@google.com> Mime-Version: 1.0 References: <20220509095500.2408785-1-tabba@google.com> X-Mailer: git-send-email 2.36.0.512.ge40c2bad7a-goog Subject: [PATCH v2 2/4] KVM: arm64: Repack struct kvm_pmu to reduce size From: Fuad Tabba <tabba@google.com> To: kvmarm@lists.cs.columbia.edu Cc: maz@kernel.org, will@kernel.org, qperret@google.com, james.morse@arm.com, alexandru.elisei@arm.com, suzuki.poulose@arm.com, catalin.marinas@arm.com, drjones@redhat.com, linux-arm-kernel@lists.infradead.org, tabba@google.com, kernel-team@android.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220509_025509_074655_11396047 X-CRM114-Status: GOOD ( 11.76 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: <linux-arm-kernel.lists.infradead.org> List-Unsubscribe: <http://lists.infradead.org/mailman/options/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=unsubscribe> List-Archive: <http://lists.infradead.org/pipermail/linux-arm-kernel/> List-Post: <mailto:linux-arm-kernel@lists.infradead.org> List-Help: <mailto:linux-arm-kernel-request@lists.infradead.org?subject=help> List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe> Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org |
Series |
KVM: arm64: Do not communicate host pmu event changes by accessing hyp data
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expand
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diff --git a/include/kvm/arm_pmu.h b/include/kvm/arm_pmu.h index 20193416d214..eaa8290b116f 100644 --- a/include/kvm/arm_pmu.h +++ b/include/kvm/arm_pmu.h @@ -21,12 +21,12 @@ struct kvm_pmc { }; struct kvm_pmu { - int irq_num; + struct irq_work overflow_work; struct kvm_pmc pmc[ARMV8_PMU_MAX_COUNTERS]; DECLARE_BITMAP(chained, ARMV8_PMU_MAX_COUNTER_PAIRS); + int irq_num; bool created; bool irq_level; - struct irq_work overflow_work; }; struct arm_pmu_entry {
struct kvm_pmu has 2 holes using 10 bytes. This is instantiated in all vcpus, so it adds up. This repacking removes all holes. No functional change intended. Signed-off-by: Fuad Tabba <tabba@google.com> --- include/kvm/arm_pmu.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)