On Fri, Jul 24, 2020 at 8:05 PM Saravana Kannan <sarava...@google.com> wrote:
>
> The devlink device name is of the form "supplier:consumer". But ":" is
> fairly common in device names and makes it visually hard to distinguish
> supplier and consumer. So, replace it with "--" to make it easier.
>
> Signed-off-by: Saravana Kannan <sarava...@google.com>
Well, this makes sense in principle, but I wonder how much risk of
breaking anything in user space there is?
> ---
> Documentation/ABI/testing/sysfs-class-devlink | 2 +-
> drivers/base/core.c | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/Documentation/ABI/testing/sysfs-class-devlink
> b/Documentation/ABI/testing/sysfs-class-devlink
> index 3a24973abb83..64791b65c9a3 100644
> --- a/Documentation/ABI/testing/sysfs-class-devlink
> +++ b/Documentation/ABI/testing/sysfs-class-devlink
> @@ -4,7 +4,7 @@ Contact: Saravana Kannan <sarava...@google.com>
> Description:
> Provide a place in sysfs for the device link objects in the
> kernel at any given time. The name of a device link
> directory,
> - denoted as ... above, is of the form <supplier>:<consumer>
> + denoted as ... above, is of the form <supplier>--<consumer>
> where <supplier> is the supplier device name and <consumer> is
> the consumer device name.
>
> diff --git a/drivers/base/core.c b/drivers/base/core.c
> index b6e8b0bb76e4..4d05868d9356 100644
> --- a/drivers/base/core.c
> +++ b/drivers/base/core.c
> @@ -623,7 +623,7 @@ struct device_link *device_link_add(struct device
> *consumer,
>
> link->link_dev.class = &devlink_class;
> device_set_pm_not_required(&link->link_dev);
> - dev_set_name(&link->link_dev, "%s:%s",
> + dev_set_name(&link->link_dev, "%s--%s",
> dev_name(supplier), dev_name(consumer));
> if (device_register(&link->link_dev)) {
> put_device(consumer);
> --
> 2.28.0.rc0.142.g3c755180ce-goog
>
