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arm64: ftrace: use GLOBAL() 

The global exports of ftrace_call and ftrace_graph_call are somewhat
painful to read. Let's use the generic GLOBAL() macro to ameliorate
matters.

There should be no functional change as a result of this patch.

Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Cc: AKASHI Takahiro <takahiro.akashi@linaro.org>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Torsten Duwe <duwe@suse.de>
Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
This commit is contained in:
Mark Rutland 2018-11-15 22:41:59 +00:00 committed by Will Deacon
parent ad697a1aec
commit e4fe196642
1 changed files with 2 additions and 4 deletions
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6
arch/arm64/kernel/entry-ftrace.S
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@ -148,14 +148,12 @@ ENTRY(ftrace_caller)
mcount_get_pc0 x0 // function's pc
mcount_get_lr x1 // function's lr
.global ftrace_call
ftrace_call: // tracer(pc, lr);
GLOBAL(ftrace_call) // tracer(pc, lr);
nop // This will be replaced with "bl xxx"
// where xxx can be any kind of tracer.
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
.global ftrace_graph_call
ftrace_graph_call: // ftrace_graph_caller();
GLOBAL(ftrace_graph_call) // ftrace_graph_caller();
nop // If enabled, this will be replaced
// "b ftrace_graph_caller"
#endif