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kernel: add volatile var read/write macros

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max 🍓
2023-03-19 20:36:13 +00:00
parent ae848e9776
commit 7e26050bde
1 changed files with 3 additions and 0 deletions
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3
include/socks/compiler.h
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@@ -1,6 +1,9 @@
#ifndef SOCKS_COMPILER_H_ #ifndef SOCKS_COMPILER_H_
#define SOCKS_COMPILER_H_ #define SOCKS_COMPILER_H_
#define READ_ONCE(p) (*((const volatile typeof(p) *)&(p)))
#define WRITE_ONCE(p, v) *(volatile typeof(p) *)&(p) = (v)
#undef __used #undef __used
#define __used __attribute__((used)) #define __used __attribute__((used))