[GIT PULL] LoongArch fixes for v7.0-rc6

[Huacai Chen]

The following changes since commit c369299895a591d96745d6492d4888259b004a9e:

  Linux 7.0-rc5 (2026-03-22 14:42:17 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson.git tags/loongarch-fixes-7.0-2

for you to fetch changes up to 6bcfb7f46d667b04bd1a1169ccedf5fb699c60df:

  LoongArch: KVM: Fix base address calculation in kvm_eiointc_regs_access() (2026-03-26 14:29:09 +0800)

----------------------------------------------------------------
LoongArch fixes for v7.0-rc6

Fix missing NULL checks for kstrdup(), workaround LS2K/LS7A GPU DMA hang
bug, emit GNU_EH_FRAME for vDSO correctly, and fix some KVM-related bugs.
----------------------------------------------------------------
Bibo Mao (1):
      LoongArch: KVM: Fix base address calculation in kvm_eiointc_regs_access()

Huacai Chen (3):
      LoongArch: Workaround LS2K/LS7A GPU DMA hang bug
      LoongArch: KVM: Make kvm_get_vcpu_by_cpuid() more robust
      LoongArch: KVM: Handle the case that EIOINTC's coremap is empty

Li Jun (1):
      LoongArch: Fix missing NULL checks for kstrdup()

Xi Ruoyao (1):
      LoongArch: vDSO: Emit GNU_EH_FRAME correctly

 arch/loongarch/include/asm/linkage.h  | 36 ++++++++++++++++
 arch/loongarch/include/asm/sigframe.h |  9 ++++
 arch/loongarch/kernel/asm-offsets.c   |  2 +
 arch/loongarch/kernel/env.c           |  7 ++-
 arch/loongarch/kernel/signal.c        |  6 +--
 arch/loongarch/kvm/intc/eiointc.c     | 16 +++----
 arch/loongarch/kvm/vcpu.c             |  3 ++
 arch/loongarch/pci/pci.c              | 80 +++++++++++++++++++++++++++++++++++
 arch/loongarch/vdso/Makefile          |  4 +-
 arch/loongarch/vdso/sigreturn.S       |  6 +--
 10 files changed, 147 insertions(+), 22 deletions(-)
 create mode 100644 arch/loongarch/include/asm/sigframe.h