Re: [PATCH net-next] net: skb: prevent the split of kfree_skb_reason() by gcc
From: Miguel Ojeda <hidden>
Date: 2022-08-11 14:34:46
Also in:
lkml
On Thu, Aug 11, 2022 at 2:07 PM [off-list ref] wrote:
quoted hunk ↗ jump to hunk
diff --git a/include/linux/compiler_attributes.h b/include/linux/compiler_attributes.h index 445e80517cab..51f7c13bca98 100644 --- a/include/linux/compiler_attributes.h +++ b/include/linux/compiler_attributes.h@@ -371,4 +371,6 @@ */ #define __weak __attribute__((__weak__)) +#define __nofnsplit __attribute__((optimize("O1"))) + #endif /* __LINUX_COMPILER_ATTRIBUTES_H */
Two notes on this: please use the double underscore form: `__optimize__` and keep the file sorted (it should go after `__overloadable__`, since we sort by the actual attribute name). Thanks! Cheers, Miguel