Lines Matching defs:sg
28 #define sg_is_chain(sg) ((sg)->page_link & SG_CHAIN)
29 #define sg_is_last(sg) ((sg)->page_link & SG_END)
30 #define sg_chain_ptr(sg) \
31 ((struct scatterlist *) ((sg)->page_link & ~(SG_CHAIN | SG_END)))
35 struct scatterlist sg;
37 bpf_probe_read_kernel(&sg, sizeof(sg), sgp);
38 if (sg_is_last(&sg))
43 bpf_probe_read_kernel(&sg, sizeof(sg), sgp);
44 if (sg_is_chain(&sg))
45 sgp = sg_chain_ptr(&sg);