From cf2c2e4a3d910270903d50462aaa75140cdb2c96 Mon Sep 17 00:00:00 2001 From: Alexei Starovoitov Date: Wed, 6 Mar 2024 19:12:25 -0800 Subject: bpf: Plumb get_unmapped_area() callback into bpf_map_ops Subsequent patches introduce bpf_arena that imposes special alignment requirements on address selection. Acked-by: Kumar Kartikeya Dwivedi Signed-off-by: Alexei Starovoitov Link: https://lore.kernel.org/r/20240307031228.42896-4-alexei.starovoitov@gmail.com Signed-off-by: Martin KaFai Lau --- include/linux/bpf.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'include/linux') diff --git a/include/linux/bpf.h b/include/linux/bpf.h index 785660810e6a..95e07673cdc1 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -139,6 +139,9 @@ struct bpf_map_ops { int (*map_mmap)(struct bpf_map *map, struct vm_area_struct *vma); __poll_t (*map_poll)(struct bpf_map *map, struct file *filp, struct poll_table_struct *pts); + unsigned long (*map_get_unmapped_area)(struct file *filep, unsigned long addr, + unsigned long len, unsigned long pgoff, + unsigned long flags); /* Functions called by bpf_local_storage maps */ int (*map_local_storage_charge)(struct bpf_local_storage_map *smap, -- cgit v1.2.3