Hello:
This patch was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <ast@xxxxxxxxxx>:
On Fri, 11 Mar 2022 12:11:35 -0800 you wrote:
> Using HPAGE_PMD_SIZE as the size for bpf_prog_pack is not ideal in some
> cases. Specifically, for NUMA systems, __vmalloc_node_range requires
> PMD_SIZE * num_online_nodes() to allocate huge pages. Also, if the system
> does not support huge pages (i.e., with cmdline option nohugevmalloc), it
> is better to use PAGE_SIZE packs.
>
> Add logic to select proper size for bpf_prog_pack. This solution is not
> ideal, as it makes assumption about the behavior of module_alloc and
> __vmalloc_node_range. However, it appears to be the easiest solution as
> it doesn't require changes in module_alloc and vmalloc code.
>
> [...]
Here is the summary with links:
- [v4,bpf-next] bpf: select proper size for bpf_prog_pack
https://git.kernel.org/bpf/bpf-next/c/ef078600eec2
You are awesome, thank you!
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