Function report |
Source Code:include\linux\scatterlist.h |
Create Date:2022-07-28 05:46:17 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Name:sg_set_page - Set sg entry to point at given page*@sg: SG entry*@page: The page*@len: Length of data*@offset: Offset into page* Description:* Use this function to set an sg entry pointing at a page, never assign* the page directly
Proto:static inline void sg_set_page(struct scatterlist *sg, struct page *page, unsigned int len, unsigned int offset)
Type:void
Parameter:
Type | Parameter | Name |
---|---|---|
struct scatterlist * | sg | |
struct page * | page | |
unsigned int | len | |
unsigned int | offset |
Name | Describe |
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__sg_alloc_table_from_pages | __sg_alloc_table_from_pages - Allocate and initialize an sg table from* an array of pages*@sgt: The sg table header to use*@pages: Pointer to an array of page pointers*@n_pages: Number of pages in the pages array*@offset: Offset from start of the first |
setup_sgl_buf | |
dma_common_get_sgtable | Create scatter-list for the already allocated DMA buffer. |
dma_direct_get_sgtable | |
blk_bvec_map_sg | |
__blk_bvec_map_sg | |
blk_rq_map_sg | map a request to scatterlist, return number of sg entries setup. Caller* must make sure sg can hold rq->nr_phys_segments entries |
blk_rq_map_integrity_sg | lk_rq_map_integrity_sg - Map integrity metadata into a scatterlist*@q: request queue*@bio: bio with integrity metadata attached*@sglist: target scatterlist* Description: Map the integrity vectors in request into a* scatterlist |
big_key_alloc_buffer | Allocate a buffer consisting of a set of pages with a virtual mapping* applied over them. |
derived_key_encrypt | Before returning data to userspace, encrypt decrypted data. |
fscrypt_crypt_block | Encrypt or decrypt a single filesystem block of file contents |
fsverity_hash_page | sverity_hash_page() - hash a single data or hash page*@params: the Merkle tree's parameters*@inode: inode for which the hashing is being done*@req: preallocated hash request*@page: the page to hash*@out: output digest, size 'params->digest_size' bytes |
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