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Message-ID: <20210506194157.599716762@infradead.org>
Date: Thu, 06 May 2021 21:33:55 +0200
From: Peter Zijlstra <peterz@...radead.org>
To: x86@...nel.org, jpoimboe@...hat.com, jbaron@...mai.com,
rostedt@...dmis.org, ardb@...nel.org
Cc: linux-kernel@...r.kernel.org, peterz@...radead.org
Subject: [PATCH 03/13] jump_label, x86: Strip ASM jump_label support
In prepration for variable size jump_label support; remove all ASM
bits, which are currently unused.
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
---
arch/x86/include/asm/jump_label.h | 36 ------------------------------------
1 file changed, 36 deletions(-)
--- a/arch/x86/include/asm/jump_label.h
+++ b/arch/x86/include/asm/jump_label.h
@@ -47,42 +47,6 @@ static __always_inline bool arch_static_
return true;
}
-#else /* __ASSEMBLY__ */
-
-.macro STATIC_JUMP_IF_TRUE target, key, def
-.Lstatic_jump_\@:
- .if \def
- /* Equivalent to "jmp.d32 \target" */
- .byte 0xe9
- .long \target - .Lstatic_jump_after_\@
-.Lstatic_jump_after_\@:
- .else
- .byte BYTES_NOP5
- .endif
- .pushsection __jump_table, "aw"
- _ASM_ALIGN
- .long .Lstatic_jump_\@ - ., \target - .
- _ASM_PTR \key - .
- .popsection
-.endm
-
-.macro STATIC_JUMP_IF_FALSE target, key, def
-.Lstatic_jump_\@:
- .if \def
- .byte BYTES_NOP5
- .else
- /* Equivalent to "jmp.d32 \target" */
- .byte 0xe9
- .long \target - .Lstatic_jump_after_\@
-.Lstatic_jump_after_\@:
- .endif
- .pushsection __jump_table, "aw"
- _ASM_ALIGN
- .long .Lstatic_jump_\@ - ., \target - .
- _ASM_PTR \key + 1 - .
- .popsection
-.endm
-
#endif /* __ASSEMBLY__ */
#endif
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