[PATCH v6 28/28] x86/asm: replace WEAK uses by SYM_INNER_LABEL
From: Jiri Slaby <hidden>
Date: 2018-05-18 09:18:07
Also in:
lkml
Subsystem:
function hooks (ftrace), the rest, x86 architecture (32-bit and 64-bit) · Maintainers:
Steven Rostedt, Masami Hiramatsu, Linus Torvalds, Thomas Gleixner, Ingo Molnar, Borislav Petkov, Dave Hansen
Use the new SYM_INNER_LABEL for WEAK entries in the middle of x86 assembly functions. And make sure WEAK is not defined for x86 anymore as these were the last users. Signed-off-by: Jiri Slaby <redacted> Cc: Thomas Gleixner <redacted> Cc: Ingo Molnar <mingo@redhat.com> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: x86@kernel.org --- arch/x86/kernel/ftrace_32.S | 2 +- arch/x86/kernel/ftrace_64.S | 2 +- arch/x86/kernel/head_32.S | 2 +- include/linux/linkage.h | 2 +- 4 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/x86/kernel/ftrace_32.S b/arch/x86/kernel/ftrace_32.S
index f519c22f6f9e..c98512e59c9b 100644
--- a/arch/x86/kernel/ftrace_32.S
+++ b/arch/x86/kernel/ftrace_32.S@@ -98,7 +98,7 @@ ftrace_graph_call: #endif /* This is weak to keep gas from relaxing the jumps */ -WEAK(ftrace_stub) +SYM_INNER_LABEL(ftrace_stub, SYM_L_WEAK) ret SYM_CODE_END(ftrace_caller)
diff --git a/arch/x86/kernel/ftrace_64.S b/arch/x86/kernel/ftrace_64.S
index 68b8c4b3e543..1902ee43eac8 100644
--- a/arch/x86/kernel/ftrace_64.S
+++ b/arch/x86/kernel/ftrace_64.S@@ -186,7 +186,7 @@ SYM_INNER_LABEL(ftrace_graph_call, SYM_L_GLOBAL) #endif /* This is weak to keep gas from relaxing the jumps */ -WEAK(ftrace_stub) +SYM_INNER_LABEL(ftrace_stub, SYM_L_WEAK) retq SYM_FUNC_END(ftrace_caller)
diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S
index 7840ab96bee3..5e9715bafbbf 100644
--- a/arch/x86/kernel/head_32.S
+++ b/arch/x86/kernel/head_32.S@@ -156,7 +156,7 @@ SYM_CODE_START(startup_32) jmp *%eax .Lbad_subarch: -WEAK(xen_entry) +SYM_INNER_LABEL(xen_entry, SYM_L_WEAK) /* Unknown implementation; there's really nothing we can do at this point. */ ud2a
diff --git a/include/linux/linkage.h b/include/linux/linkage.h
index 25cba413ee71..e4cbdc034127 100644
--- a/include/linux/linkage.h
+++ b/include/linux/linkage.h@@ -114,13 +114,13 @@ #endif /* CONFIG_X86 */ #endif /* LINKER_SCRIPT */ +#ifndef CONFIG_X86 #ifndef WEAK /* deprecated, use SYM_FUNC_START_WEAK* */ #define WEAK(name) \ SYM_FUNC_START_WEAK_NOALIGN(name) #endif -#ifndef CONFIG_X86 #ifndef END /* deprecated, use SYM_FUNC_END, SYM_DATA_END, or SYM_END */ #define END(name) \
--
2.16.3