Lines Matching defs:nr_pages
65 int nr_pages;
99 #define PERF_IDX2OFF(idx, buf) ((idx) % ((buf)->nr_pages << PAGE_SHIFT))
408 u64 limit = buf->nr_pages * PAGE_SIZE;
426 limit = ((buf->nr_pages * PAGE_SIZE) >> 1) + handle->head;
436 const u64 bufsize = buf->nr_pages * PAGE_SIZE;
888 int nr_pages, bool snapshot)
895 if (nr_pages < 2)
904 if (snapshot && (nr_pages & 1))
914 pglist = kcalloc(nr_pages, sizeof(*pglist), GFP_KERNEL);
918 for (i = 0; i < nr_pages; ++i)
921 buf->base = vmap(pglist, nr_pages, VM_MAP, PAGE_KERNEL);
925 buf->nr_pages = nr_pages;