Re: [PATCH v3 0/3] Additional miscdevice fops parameters

From: Danilo Krummrich
Date: Mon Dec 16 2024 - 07:13:27 EST


On Tue, Dec 10, 2024 at 09:38:59AM +0000, Alice Ryhl wrote:
> This could not land with the base miscdevice abstractions due to the
> dependency on File.
>
> The last two patches enable you to use the `dev_*` macros to print
> messages in miscdevice drivers.
>
> Signed-off-by: Alice Ryhl <aliceryhl@xxxxxxxxxx>

For the series,

Reviewed-by: Danilo Krummrich <dakr@xxxxxxxxxx>

> ---
> Changes in v3:
> - Fix build error in fops->open() patch.
> - Improve wording of some comments in fops->open() patch.
> - Update commit message with more info on why `struct miscdevice` is
> only made available in fops->open() and not other hooks.
> - Include Lee's device accessor patch, since it's a needed component to
> use the `dev_*` printing macros with miscdevice.
> - Link to v2: https://lore.kernel.org/r/20241209-miscdevice-file-param-v2-0-83ece27e9ff6@xxxxxxxxxx
>
> Changes in v2:
> - Access the `struct miscdevice` from fops->open().
> - Link to v1: https://lore.kernel.org/r/20241203-miscdevice-file-param-v1-1-1d6622978480@xxxxxxxxxx
>
> ---
> Alice Ryhl (2):
> rust: miscdevice: access file in fops
> rust: miscdevice: access the `struct miscdevice` from fops->open()
>
> Lee Jones (1):
> rust: miscdevice: Provide accessor to pull out miscdevice::this_device
>
> rust/kernel/miscdevice.rs | 66 +++++++++++++++++++++++++++++++++++++++--------
> 1 file changed, 55 insertions(+), 11 deletions(-)
> ---
> base-commit: fac04efc5c793dccbd07e2d59af9f90b7fc0dca4
> change-id: 20241203-miscdevice-file-param-5df7f75861da
>
> Best regards,
> --
> Alice Ryhl <aliceryhl@xxxxxxxxxx>
>
>