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Redefine asm_inline for Linux 5.4+, Fixes #2546 #2547

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Oct 11, 2019
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Redefine asm_inline for Linux 5.4+, Fixes #2546 #2547

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8 changes: 8 additions & 0 deletions src/cc/export/helpers.h
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,14 @@ R"********(
#ifndef __BPF_HELPERS_H
#define __BPF_HELPERS_H

/* In Linux 5.4 asm_inline was introduced, but it's not supported by clang.
* Redefine it to just asm to enable successful compilation.
*/
#ifdef asm_inline
#undef asm_inline
#define asm_inline asm
#endif

/* Before bpf_helpers.h is included, uapi bpf.h has been
* included, which references linux/types.h. This may bring
* in asm_volatile_goto definition if permitted based on
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