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Merge branch 'couple-of-minor-improvements-to-build_skb-variants'

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Gal Pressman says:

====================
Couple of minor improvements to build_skb variants

First patch replaces open-coded occurrences of
skb_propagate_pfmemalloc() in build_skb() and build_skb_around().
The secnod patch adds a likely() to the skb allocation in build_skb().
====================

Link: https://lore.kernel.org/r/20230308131720.2103611-1-gal@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Jakub Kicinski 2023-03-10 16:49:24 -08:00
commit c568a8de6b
1 changed files with 3 additions and 5 deletions
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8
net/core/skbuff.c
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@ -420,10 +420,9 @@ struct sk_buff *build_skb(void *data, unsigned int frag_size)
{
struct sk_buff *skb = __build_skb(data, frag_size);
if (skb && frag_size) {
if (likely(skb && frag_size)) {
skb->head_frag = 1;
if (page_is_pfmemalloc(virt_to_head_page(data)))
skb->pfmemalloc = 1;
skb_propagate_pfmemalloc(virt_to_head_page(data), skb);
}
return skb;
}
@ -445,8 +444,7 @@ struct sk_buff *build_skb_around(struct sk_buff *skb,
if (frag_size) {
skb->head_frag = 1;
if (page_is_pfmemalloc(virt_to_head_page(data)))
skb->pfmemalloc = 1;
skb_propagate_pfmemalloc(virt_to_head_page(data), skb);
}
return skb;
}