Displaying 1 result from an estimated 1 matches for "recursive_counter".
2020 May 26
6
[RFC] Loading Bitfields with Smallest Needed Types
...nt frag_len;
u16 flush;
u16 flush_id;
u16 count;
u16 gro_remcsum_start;
unsigned long age;
u16 proto;
u8 same_flow : 1;
u8 encap_mark : 1;
u8 csum_valid : 1;
u8 csum_cnt : 3;
u8 free : 2;
u8 is_ipv6 : 1;
u8 is_fou : 1;
u8 is_atomic : 1;
u8 recursive_counter : 4;
__wsum csum;
struct sk_buff *last;
};
void dev_gro_receive(struct sk_buff *skb)
{
...
same_flow = NAPI_GRO_CB(skb)->same_flow;
...
}
Right before the "same_flow = ... ->same_flow;" statement is executed,
a store is made to the bitfield at the end of a called f...