diff options
| author | Sean Christopherson <seanjc@google.com> | 2025-10-16 10:28:43 -0700 |
|---|---|---|
| committer | Sean Christopherson <seanjc@google.com> | 2025-10-20 06:30:39 -0700 |
| commit | 392dd9d9488a8a81c2d58f9f4eee99c5b7b8e1c7 (patch) | |
| tree | 21d92a5de450fe3a34b79cd483de69aa1500c8e2 /virt | |
| parent | 497b1dfbcacf4e45c9cd3f594959918ca0e4536b (diff) | |
KVM: guest_memfd: Add macro to iterate over gmem_files for a mapping/inode
Add a kvm_gmem_for_each_file() to make it more obvious that KVM is
iterating over guest_memfd _files_, not guest_memfd instances, as could
be assumed given the name "gmem_list".
No functional change intended.
Reviewed-by: Ackerley Tng <ackerleytng@google.com>
Tested-by: Ackerley Tng <ackerleytng@google.com>
Reviewed-by: Shivank Garg <shivankg@amd.com>
Tested-by: Shivank Garg <shivankg@amd.com>
Link: https://lore.kernel.org/r/20251016172853.52451-3-seanjc@google.com
[sean: drop .clang-format change]
Signed-off-by: Sean Christopherson <seanjc@google.com>
Diffstat (limited to 'virt')
| -rw-r--r-- | virt/kvm/guest_memfd.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/virt/kvm/guest_memfd.c b/virt/kvm/guest_memfd.c index 2989c5fe426f..5cce20ff418d 100644 --- a/virt/kvm/guest_memfd.c +++ b/virt/kvm/guest_memfd.c @@ -22,6 +22,9 @@ struct gmem_file { struct list_head entry; }; +#define kvm_gmem_for_each_file(f, mapping) \ + list_for_each_entry(f, &(mapping)->i_private_list, entry) + /** * folio_file_pfn - like folio_file_page, but return a pfn. * @folio: The folio which contains this index. @@ -164,13 +167,12 @@ static void __kvm_gmem_invalidate_begin(struct gmem_file *f, pgoff_t start, static void kvm_gmem_invalidate_begin(struct inode *inode, pgoff_t start, pgoff_t end) { - struct list_head *gmem_list = &inode->i_mapping->i_private_list; enum kvm_gfn_range_filter attr_filter; struct gmem_file *f; attr_filter = kvm_gmem_get_invalidate_filter(inode); - list_for_each_entry(f, gmem_list, entry) + kvm_gmem_for_each_file(f, inode->i_mapping) __kvm_gmem_invalidate_begin(f, start, end, attr_filter); } @@ -189,10 +191,9 @@ static void __kvm_gmem_invalidate_end(struct gmem_file *f, pgoff_t start, static void kvm_gmem_invalidate_end(struct inode *inode, pgoff_t start, pgoff_t end) { - struct list_head *gmem_list = &inode->i_mapping->i_private_list; struct gmem_file *f; - list_for_each_entry(f, gmem_list, entry) + kvm_gmem_for_each_file(f, inode->i_mapping) __kvm_gmem_invalidate_end(f, start, end); } |