diff options
| author | Lee Jones <lee@kernel.org> | 2025-08-22 08:42:36 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-09-06 13:27:20 +0200 |
| commit | e5b0d7da941a7dc1ced09d57b967fdc124f510f8 (patch) | |
| tree | 04b858442f0706868dfe6f6881230892de07d317 /rust/helpers/task.c | |
| parent | 39c2745b37dac18c6604083f26caea3fd7e4c50b (diff) | |
samples: rust_misc_device: Expand the sample to support read()ing from userspace
A userland application can now operate on the char device with read() in
order to consume a locally held buffer. Memory for the buffer is to be
provisioned and the buffer populated in its subsequently provided
write() counterpart.
Signed-off-by: Lee Jones <lee@kernel.org>
Reviewed-by: Andreas Hindborg <a.hindborg@kernel.org>
Co-developed-by: Alice Ryhl <aliceryhl@google.com>
Signed-off-by: Alice Ryhl <aliceryhl@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/r/20250822-iov-iter-v5-5-6ce4819c2977@google.com
Diffstat (limited to 'rust/helpers/task.c')
0 files changed, 0 insertions, 0 deletions