On 26.04.22 19:22, Ralf Ramsauer wrote:
> Since Linux commit cdb4f26a63c3 ("kobject: kobj_type: remove
> default_attrs"), the deprecated kobj member default_attrs is gone. It is
> replaced by default_groups.
>
> default_groups is available since 2013, so simply switch to
> default_groups, without (hopefully) breaking any older kernel.
>
> Signed-off-by: Ralf Ramsauer <[email protected]>
> ---
> driver/sysfs.c | 9 ++++++---
> 1 file changed, 6 insertions(+), 3 deletions(-)
>
> diff --git a/driver/sysfs.c b/driver/sysfs.c
> index a604afa4..f91d5ac5 100644
> --- a/driver/sysfs.c
> +++ b/driver/sysfs.c
> @@ -180,10 +180,11 @@ static struct attribute *cell_stats_attrs[] = {
> #endif
> NULL
> };
> +ATTRIBUTE_GROUPS(cell_stats);
>
> static struct kobj_type cell_stats_type = {
> .sysfs_ops = &kobj_sysfs_ops,
> - .default_attrs = cell_stats_attrs,
> + .default_groups = cell_stats_groups,
> };
>
> static struct attribute *cpu_stats_attrs[] = {
> @@ -212,10 +213,11 @@ static struct attribute *cpu_stats_attrs[] = {
> #endif
> NULL
> };
> +ATTRIBUTE_GROUPS(cpu_stats);
>
> static struct kobj_type cell_cpu_type = {
> .sysfs_ops = &kobj_sysfs_ops,
> - .default_attrs = cpu_stats_attrs,
> + .default_groups = cpu_stats_groups,
> };
>
> static int print_cpumask(char *buf, size_t size, cpumask_t *mask, bool
> as_list)
> @@ -342,11 +344,12 @@ static struct attribute *cell_attrs[] = {
> &cell_cpus_failed_list_attr.attr,
> NULL,
> };
> +ATTRIBUTE_GROUPS(cell);
>
> static struct kobj_type cell_type = {
> .release = jailhouse_cell_kobj_release,
> .sysfs_ops = &kobj_sysfs_ops,
> - .default_attrs = cell_attrs,
> + .default_groups = cell_groups,
> };
>
> static struct cell_cpu *find_cell_cpu(struct cell *cell, unsigned int cpu)
Which kernel versions are compatible with the new API?
Jan
--
Siemens AG, Technology
Competence Center Embedded Linux
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