Re: [PATCH v2 1/1] libnvdimm: Don't use "proxy" headers

[Dave Jiang <dave.jiang@intel.com>]

On 6/27/25 7:19 AM, Andy Shevchenko wrote:
> Update header inclusions to follow IWYU (Include What You Use)
> principle.
> 
> Note that kernel.h is discouraged to be included as it's written
> at the top of that file.
> 
> While doing that, sort headers alphabetically.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

Reviewed-by: Dave Jiang <dave.jiang@intel.com>

> ---
> 
> v2: reshuffled includes and forward declarations (Ira)
> 
>  include/linux/libnvdimm.h | 15 ++++++++++-----
>  1 file changed, 10 insertions(+), 5 deletions(-)
> 
> diff --git a/include/linux/libnvdimm.h b/include/linux/libnvdimm.h
> index e772aae71843..28f086c4a187 100644
> --- a/include/linux/libnvdimm.h
> +++ b/include/linux/libnvdimm.h
> @@ -6,12 +6,12 @@
>   */
>  #ifndef __LIBNVDIMM_H__
>  #define __LIBNVDIMM_H__
> -#include <linux/kernel.h>
> +
> +#include <linux/io.h>
>  #include <linux/sizes.h>
> +#include <linux/spinlock.h>
>  #include <linux/types.h>
>  #include <linux/uuid.h>
> -#include <linux/spinlock.h>
> -#include <linux/bio.h>
>  
>  struct badrange_entry {
>  	u64 start;
> @@ -80,7 +80,9 @@ typedef int (*ndctl_fn)(struct nvdimm_bus_descriptor *nd_desc,
>  		struct nvdimm *nvdimm, unsigned int cmd, void *buf,
>  		unsigned int buf_len, int *cmd_rc);
>  
> +struct attribute_group;
>  struct device_node;
> +struct module;
>  struct nvdimm_bus_descriptor {
>  	const struct attribute_group **attr_groups;
>  	unsigned long cmd_mask;
> @@ -121,6 +123,8 @@ struct nd_mapping_desc {
>  	int position;
>  };
>  
> +struct bio;
> +struct resource;
>  struct nd_region;
>  struct nd_region_desc {
>  	struct resource *res;
> @@ -147,8 +151,6 @@ static inline void __iomem *devm_nvdimm_ioremap(struct device *dev,
>  	return (void __iomem *) devm_nvdimm_memremap(dev, offset, size, 0);
>  }
>  
> -struct nvdimm_bus;
> -
>  /*
>   * Note that separate bits for locked + unlocked are defined so that
>   * 'flags == 0' corresponds to an error / not-supported state.
> @@ -238,6 +240,9 @@ struct nvdimm_fw_ops {
>  	int (*arm)(struct nvdimm *nvdimm, enum nvdimm_fwa_trigger arg);
>  };
>  
> +struct kobject;
> +struct nvdimm_bus;
> +
>  void badrange_init(struct badrange *badrange);
>  int badrange_add(struct badrange *badrange, u64 addr, u64 length);
>  void badrange_forget(struct badrange *badrange, phys_addr_t start,