diff options
| author |   Jakub Kicinski <kuba@kernel.org> | 2022-07-07 18:03:09 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2022-07-08 18:38:44 -0700 |
| commit | 2d91ecace6614cf6254001566292b808d7f70a91 (patch) | |
| tree | 102051f148bc0998d65f0e2f15c3756eb3bf67ae /net/tls/tls_sw.c | |
| parent | net: ag71xx: switch to napi_build_skb() to reuse skbuff_heads (diff) | |
| download | linux-dev-2d91ecace6614cf6254001566292b808d7f70a91.tar.xz linux-dev-2d91ecace6614cf6254001566292b808d7f70a91.zip | |
strparser: pad sk_skb_cb to avoid straddling cachelines
sk_skb_cb lives within skb->cb[]. skb->cb[] straddles
2 cache lines, each containing 24B of data.
The first cache line does not contain much interesting
information for users of strparser, so pad things a little.
Previously strp_msg->full_len would live in the first cache
line and strp_msg->offset in the second.
We need to reorder the 8 byte temp_reg with struct tls_msg
to prevent a 4B hole which would push the struct over 48B.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/tls/tls_sw.c')
0 files changed, 0 insertions, 0 deletions