OpenE2K
/
linux
6
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

net: make struct napi_alloc_cache::skb_count unsigned int 

size_t is way too much for an integer not exceeding 64.

Space savings: 10 bytes!

	add/remove: 0/0 grow/shrink: 0/3 up/down: 0/-10 (-10)
	function                                     old     new   delta
	napi_consume_skb                             165     163      -2
	__kfree_skb_flush                             56      53      -3
	__kfree_skb_defer                             97      92      -5
	Total: Before=154865639, After=154865629, chg -0.00%

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexey Dobriyan 2016-11-19 03:47:56 +03:00 committed by David S. Miller
parent f463c99b20
commit e0d7924a4a
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
net/core/skbuff.c
View File

@ -354,7 +354,7 @@ EXPORT_SYMBOL(build_skb);
struct napi_alloc_cache {
struct page_frag_cache page;
size_t skb_count;
unsigned int skb_count;
void *skb_cache[NAPI_SKB_CACHE_SIZE];
};