Messages in this thread Patch in this message | | | From | Jiri Slaby <> | Subject | [PATCH v4 27/27] x86: assembly, replace WEAK uses | Date | Mon, 2 Oct 2017 11:12:46 +0200 |
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Use the new SYM_CODE_INNER_LABEL_NOALIGN 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 <jslaby@suse.cz> Cc: Thomas Gleixner <tglx@linutronix.de> 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 efe209b292f8..0001d5b847d5 100644 --- a/arch/x86/kernel/ftrace_32.S +++ b/arch/x86/kernel/ftrace_32.S @@ -96,7 +96,7 @@ ftrace_graph_call: #endif /* This is weak to keep gas from relaxing the jumps */ -WEAK(ftrace_stub) +SYM_CODE_INNER_LABEL_NOALIGN(ftrace_stub, SYM_V_WEAK) ret SYM_CODE_END(ftrace_caller) diff --git a/arch/x86/kernel/ftrace_64.S b/arch/x86/kernel/ftrace_64.S index 3e20eb31cca6..2172263df27a 100644 --- a/arch/x86/kernel/ftrace_64.S +++ b/arch/x86/kernel/ftrace_64.S @@ -181,7 +181,7 @@ SYM_CODE_INNER_LABEL_NOALIGN(ftrace_graph_call, SYM_V_GLOBAL) #endif /* This is weak to keep gas from relaxing the jumps */ -WEAK(ftrace_stub) +SYM_CODE_INNER_LABEL_NOALIGN(ftrace_stub, SYM_V_WEAK) retq SYM_CODE_END(ftrace_caller) diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S index 1a51d2a61495..9a16a82bafda 100644 --- a/arch/x86/kernel/head_32.S +++ b/arch/x86/kernel/head_32.S @@ -155,7 +155,7 @@ SYM_CODE_START(startup_32) jmp *%eax .Lbad_subarch: -WEAK(xen_entry) +SYM_CODE_INNER_LABEL_NOALIGN(xen_entry, SYM_V_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 a88f332136b4..79e4f8240a3a 100644 --- a/include/linux/linkage.h +++ b/include/linux/linkage.h @@ -113,13 +113,13 @@ #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) \ -- 2.14.2
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