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| author | Peter Xu <peterx@redhat.com> | 2022-10-11 15:58:07 -0400 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2022-11-09 12:31:27 -0500 |
| commit | fe5ed56c79733b7808f968567c581118ab79552e (patch) | |
| tree | 060f398e31e0aa431b99391ec42fbed34f7aa841 /virt | |
| parent | 93c5c61d9e58a9ea423439d358c198be5b674a58 (diff) | |
| download | linux-stable-fe5ed56c79733b7808f968567c581118ab79552e.tar.gz linux-stable-fe5ed56c79733b7808f968567c581118ab79552e.tar.bz2 linux-stable-fe5ed56c79733b7808f968567c581118ab79552e.zip | |
kvm: Add KVM_PFN_ERR_SIGPENDING
Add a new pfn error to show that we've got a pending signal to handle
during hva_to_pfn_slow() procedure (of -EINTR retval).
Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Sean Christopherson <seanjc@google.com>
Message-Id: <20221011195809.557016-3-peterx@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'virt')
| -rw-r--r-- | virt/kvm/kvm_main.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 25d7872b29c1..558f52dbebbd 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -2667,6 +2667,8 @@ kvm_pfn_t hva_to_pfn(unsigned long addr, bool atomic, bool *async, npages = hva_to_pfn_slow(addr, async, write_fault, writable, &pfn); if (npages == 1) return pfn; + if (npages == -EINTR) + return KVM_PFN_ERR_SIGPENDING; mmap_read_lock(current->mm); if (npages == -EHWPOISON || |