diff options
| author | David Stevens <stevensd@chromium.org> | 2024-10-10 11:23:18 -0700 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2024-10-25 12:57:58 -0400 |
| commit | 6769d1bcd3509ad2d2ee04da122c465a11a165b4 (patch) | |
| tree | 0d90bd49f57dadeeb8a197ba7c33256947c1b189 /virt/kvm/pfncache.c | |
| parent | b176f4b41775f8b2a7c642f87ccd5e3f405e5191 (diff) | |
KVM: Replace "async" pointer in gfn=>pfn with "no_wait" and error code
Add a pfn error code to communicate that hva_to_pfn() failed because I/O
was needed and disallowed, and convert @async to a constant @no_wait
boolean. This will allow eliminating the @no_wait param by having callers
pass in FOLL_NOWAIT along with other FOLL_* flags.
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: David Stevens <stevensd@chromium.org>
Co-developed-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: Sean Christopherson <seanjc@google.com>
Tested-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-ID: <20241010182427.1434605-17-seanjc@google.com>
Diffstat (limited to 'virt/kvm/pfncache.c')
| -rw-r--r-- | virt/kvm/pfncache.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/virt/kvm/pfncache.c b/virt/kvm/pfncache.c index 58c706a610e5..32dc61f48c81 100644 --- a/virt/kvm/pfncache.c +++ b/virt/kvm/pfncache.c @@ -197,8 +197,8 @@ static kvm_pfn_t hva_to_pfn_retry(struct gfn_to_pfn_cache *gpc) cond_resched(); } - /* We always request a writeable mapping */ - new_pfn = hva_to_pfn(gpc->uhva, false, NULL, true, NULL); + /* We always request a writable mapping */ + new_pfn = hva_to_pfn(gpc->uhva, false, false, true, NULL); if (is_error_noslot_pfn(new_pfn)) goto out_error; |