"Alice Ryhl" <aliceryhl@xxxxxxxxxx> writes: > This adds a type called VmAreaRef which is used when referencing a vma > that you have read access to. Here, read access means that you hold > either the mmap read lock or the vma read lock (or stronger). > > Additionally, a vma_lookup method is added to the mmap read guard, which > enables you to obtain a &VmAreaRef in safe Rust code. > > This patch only provides a way to lock the mmap read lock, but a > follow-up patch also provides a way to just lock the vma read lock. > > Acked-by: Lorenzo Stoakes <lorenzo.stoakes@xxxxxxxxxx> (for mm bits) > Reviewed-by: Jann Horn <jannh@xxxxxxxxxx> > Signed-off-by: Alice Ryhl <aliceryhl@xxxxxxxxxx> Reviewed-by: Andreas Hindborg <a.hindborg@xxxxxxxxxx> Best regards, Andreas Hindborg