mbox series

[v3,0/4] Enable writable for idregs DFR0,PFR0, MMFR{0,1,2}

Message ID 20230405172146.297208-1-jingzhangos@google.com (mailing list archive)
Headers show
Series Enable writable for idregs DFR0,PFR0, MMFR{0,1,2} | expand

Message

Jing Zhang April 5, 2023, 5:21 p.m. UTC 
This patch series enable userspace writable for below idregs:
ID_AA64DFR0_EL1, ID_DFR0_EL1, ID_AA64PFR0_EL1, ID_AA64MMFR{0, 1, 2}_EL1.

It is based on below series which add infrastructure for writable idregs:
https://lore.kernel.org/all/20230404035344.4043856-1-jingzhangos@google.com

---

* v2 -> v3
  - Rebase on v6 of writable idregs series.
  - Enable writable for ID_AA64PFR0_EL1 and ID_AA64MMFR{0, 1, 2}_EL1.

* v1 -> v2
  - Rebase on latest patch series [1] of enabling writable ID register.

[1] https://lore.kernel.org/all/20230402183735.3011540-1-jingzhangos@google.com
[v1] https://lore.kernel.org/all/20230326011950.405749-1-jingzhangos@google.com
[v2] https://lore.kernel.org/all/20230403003723.3199828-1-jingzhangos@google.com

---

Jing Zhang (4):
  KVM: arm64: Enable writable for ID_AA64DFR0_EL1
  KVM: arm64: Enable writable for ID_DFR0_EL1
  KVM: arm64: Enable writable for ID_AA64PFR0_EL1
  KVM: arm64: Enable writable for ID_AA64MMFR{0, 1, 2}_EL1

 arch/arm64/kvm/id_regs.c | 68 ++++++++++++++++++++++++++++++++++------
 1 file changed, 58 insertions(+), 10 deletions(-)


base-commit: 8ee379b1b7b23b0cffdfc988cbe94108188f68b5