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authorAlexei Starovoitov <ast@kernel.org>2024-03-06 19:12:25 -0800
committerMartin KaFai Lau <martin.lau@kernel.org>2024-03-07 14:58:48 -0800
commitcf2c2e4a3d910270903d50462aaa75140cdb2c96 (patch)
treeaf6f493a310ee8317f38abc0ec963a5fc33637af /include/linux/bpf.h
parent8d94f1357c00d7706c1f3d0bb568e054cef6aea1 (diff)
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 <memxor@gmail.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Link: https://lore.kernel.org/r/20240307031228.42896-4-alexei.starovoitov@gmail.com Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
Diffstat (limited to 'include/linux/bpf.h')
-rw-r--r--include/linux/bpf.h3
1 files changed, 3 insertions, 0 deletions
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,