unsigned long offset, unsigned long size,
gfp_t gfp_mask);
+size_t sg_copy_buffer(struct scatterlist *sgl, unsigned int nents, void *buf,
+ size_t buflen, off_t skip, bool to_buffer);
+
size_t sg_copy_from_buffer(struct scatterlist *sgl, unsigned int nents,
- void *buf, size_t buflen);
+ const void *buf, size_t buflen);
size_t sg_copy_to_buffer(struct scatterlist *sgl, unsigned int nents,
void *buf, size_t buflen);
size_t sg_pcopy_from_buffer(struct scatterlist *sgl, unsigned int nents,
- void *buf, size_t buflen, off_t skip);
+ const void *buf, size_t buflen, off_t skip);
size_t sg_pcopy_to_buffer(struct scatterlist *sgl, unsigned int nents,
void *buf, size_t buflen, off_t skip);