From: Alice Ryhl <aliceryhl@google.com>
To: David Laight <David.Laight@aculab.com>
Cc: "boqun.feng@gmail.com" <boqun.feng@gmail.com>,
"a.hindborg@samsung.com" <a.hindborg@samsung.com>,
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Subject: Re: [PATCH v5 1/4] rust: uaccess: add userspace pointers
Date: Sun, 21 Apr 2024 20:37:38 +0200 [thread overview]
Message-ID: <CAH5fLgj9xt9RnohE1fbLfWBAHv47AgwzrMf8cWZO4hEYC2Mnkw@mail.gmail.com> (raw)
In-Reply-To: <5a45ccc04cae4976900d031989104737@AcuMS.aculab.com>
On Sun, Apr 21, 2024 at 8:08 PM David Laight <David.Laight@aculab.com> wrote:
>
> Should you be implementing 'struct iov_iter' ?
>
> Even if it means creating an IO_UBUF for ioctls?
> (Although that might take some 'fettling' for read+write for ioctls.)
That seems to be intended for when you have several chunks of memory
in userspace that you want to treat as one contiguous chunk. That's
not something I need in the Android Binder driver.
Alice
next prev parent reply other threads:[~2024-04-21 18:37 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-15 7:13 [PATCH v5 0/4] Memory management patches needed by Rust Binder Alice Ryhl
2024-04-15 7:13 ` [PATCH v5 1/4] rust: uaccess: add userspace pointers Alice Ryhl
2024-04-15 9:36 ` Benno Lossin
2024-04-15 9:44 ` Alice Ryhl
2024-04-15 9:51 ` Benno Lossin
2024-04-15 21:53 ` Boqun Feng
2024-04-16 9:53 ` Alice Ryhl
2024-04-21 18:08 ` David Laight
2024-04-21 18:37 ` Alice Ryhl [this message]
2024-04-21 19:48 ` David Laight
2024-04-22 6:31 ` Alice Ryhl
2024-04-16 5:05 ` Trevor Gross
2024-04-16 9:53 ` Alice Ryhl
2024-04-17 14:28 ` Gary Guo
2024-04-17 14:40 ` Alice Ryhl
2024-04-17 15:27 ` Benno Lossin
2024-04-17 15:35 ` Alice Ryhl
2024-04-15 7:13 ` [PATCH v5 2/4] uaccess: always export _copy_[from|to]_user with CONFIG_RUST Alice Ryhl
2024-04-15 23:05 ` Kees Cook
2024-04-16 9:57 ` Alice Ryhl
2024-04-15 7:13 ` [PATCH v5 3/4] rust: uaccess: add typed accessors for userspace pointers Alice Ryhl
2024-04-16 5:53 ` Trevor Gross
2024-04-16 9:53 ` Alice Ryhl
2024-04-15 7:13 ` [PATCH v5 4/4] rust: add abstraction for `struct page` Alice Ryhl
2024-04-15 8:10 ` Andreas Hindborg
2024-04-15 9:54 ` Benno Lossin
2024-04-16 5:40 ` Trevor Gross
2024-04-16 9:53 ` Alice Ryhl
2024-04-16 17:47 ` Trevor Gross
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