Re: [PATCH v3 4/5] binder: Remove mmap_lock fallback

Alice Ryhl <[email protected]>
Newsgroups org.kernel.vger.netdev,org.kernel.vger.linux-kernel,org.kvack.linux-mm
Message-ID <[email protected]> 
On Sun, Aug 02, 2026 at 02:54:58PM -0700, Suren Baghdasaryan wrote:
> From: Dave Hansen <[email protected]>
> 
> Previously, the per-VMA locking could fail in the face of writers
> which necessitate a fallback to mmap_lock. The new
> vma_start_read_unlocked() will wait for writers instead of failing.
> 
> Use the new helper. Wait for writers. Remove the fallback to mmap_lock.
> 
> Signed-off-by: Dave Hansen <[email protected]>
> Signed-off-by: Suren Baghdasaryan <[email protected]>

Reviewed-by: Alice Ryhl <[email protected]>
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