linux-kernel - [PATCH v3 0/4] LoongArch: KVM: Small enhancements about IPI and LBT

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20250815022621.508174-1-maobibo@loongson.cn>
Date: Fri, 15 Aug 2025 10:26:17 +0800
From: Bibo Mao <maobibo@...ngson.cn>
To: Tianrui Zhao <zhaotianrui@...ngson.cn>,
	Huacai Chen <chenhuacai@...nel.org>,
	Xianglai Li <lixianglai@...ngson.cn>
Cc: kvm@...r.kernel.org,
	loongarch@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Subject: [PATCH v3 0/4] LoongArch: KVM: Small enhancements about IPI and LBT

Thre are some small enhancement about IPI emulation and LBT enabling in
LoongArch KVM. With IPI, it supports sending command to vCPU itself. And
with LBT it adds flag checking int function kvm_own_lbt() and make it
robust.

---
v2 ... v3:
  1. Fix stack protector issue in send_ipi_data()

v1 ... v2:
  1. Add sending IPI command to vCPU itself
  2. Avoid duplicated LBT enabling in kvm_own_lbt()
---
Bibo Mao (4):
  LoongArch: KVM: Fix stack protector issue in send_ipi_data()
  LoongArch: KVM: Access mailbox directly in mail_send()
  LoongArch: KVM: Add implementation with IOCSR_IPI_SET
  LoongArch: KVM: Make function kvm_own_lbt() robust

 arch/loongarch/kvm/intc/ipi.c | 57 ++++++++++++++++++++++-------------
 arch/loongarch/kvm/vcpu.c     |  8 +++--
 2 files changed, 41 insertions(+), 24 deletions(-)


base-commit: dfc0f6373094dd88e1eaf76c44f2ff01b65db851
-- 
2.39.3