Messages in this thread | | | Date | Wed, 15 Feb 2023 10:04:51 -0800 | Subject | Re: [PATCH v3 bpf] bpf, test_run: fix &xdp_frame misplacement for LIVE_FRAMES | From | Martin KaFai Lau <> |
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On 2/15/23 7:21 AM, Alexander Lobakin wrote: > /* The maximum permissible size is: PAGE_SIZE - sizeof(struct xdp_page_head) - > - * sizeof(struct skb_shared_info) - XDP_PACKET_HEADROOM = 3368 bytes > + * sizeof(struct skb_shared_info) - XDP_PACKET_HEADROOM = 3408 bytes > */ > -#define MAX_PKT_SIZE 3368 > +#define MAX_PKT_SIZE 3408
s390 has a different cache line size:
https://lore.kernel.org/all/20230128000650.1516334-11-iii@linux.ibm.com/
The above s390 fix is in bpf-next. It is better to target this patch for bpf-next also such that the CI can test it in s390.
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