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| author | Michal Luczaj <mhal@rbox.co> | 2022-10-13 21:12:28 +0000 |
|---|---|---|
| committer | David Woodhouse <dwmw@amazon.co.uk> | 2022-11-30 19:25:24 +0000 |
| commit | 0318f207d1c2e297d1ec1c6e145bb8bd053236f9 (patch) | |
| tree | c3558739bed5ec7bf71b50644999a489fe1dd3ba /include | |
| parent | 2a0b128a906ab28b1ab41ceedcaf462b6f74f1aa (diff) | |
| download | linux-stable-0318f207d1c2e297d1ec1c6e145bb8bd053236f9.tar.gz linux-stable-0318f207d1c2e297d1ec1c6e145bb8bd053236f9.tar.bz2 linux-stable-0318f207d1c2e297d1ec1c6e145bb8bd053236f9.zip | |
KVM: Use gfn_to_pfn_cache's immutable "kvm" in kvm_gpc_refresh()
Make kvm_gpc_refresh() use kvm instance cached in gfn_to_pfn_cache.
No functional change intended.
Suggested-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: Michal Luczaj <mhal@rbox.co>
[sean: leave kvm_gpc_unmap() as-is]
Signed-off-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/kvm_host.h | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index befc8114ed0d..3ce4650776b8 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -1317,23 +1317,21 @@ bool kvm_gpc_check(struct gfn_to_pfn_cache *gpc, gpa_t gpa, unsigned long len); /** * kvm_gpc_refresh - update a previously initialized cache. * - * @kvm: pointer to kvm instance. * @gpc: struct gfn_to_pfn_cache object. * @gpa: updated guest physical address to map. * @len: sanity check; the range being access must fit a single page. - * + * @return: 0 for success. * -EINVAL for a mapping which would cross a page boundary. - * -EFAULT for an untranslatable guest physical address. + * -EFAULT for an untranslatable guest physical address. * * This will attempt to refresh a gfn_to_pfn_cache. Note that a successful - * returm from this function does not mean the page can be immediately + * return from this function does not mean the page can be immediately * accessed because it may have raced with an invalidation. Callers must * still lock and check the cache status, as this function does not return * with the lock still held to permit access. */ -int kvm_gpc_refresh(struct kvm *kvm, struct gfn_to_pfn_cache *gpc, gpa_t gpa, - unsigned long len); +int kvm_gpc_refresh(struct gfn_to_pfn_cache *gpc, gpa_t gpa, unsigned long len); /** * kvm_gpc_unmap - temporarily unmap a gfn_to_pfn_cache. |