diff mbox series

[RFC,04/15] powerpc/ftrace: Use FTRACE_REGS_ADDR to identify the correct ftrace trampoline

Message ID efae280008b545f6c53140adf3f8d4c4a327f7c2.1686151854.git.naveen@kernel.org (mailing list archive)
State Superseded
Headers show
Series powerpc/ftrace: refactoring and support for -fpatchable-function-entry | expand

Commit Message

Naveen N Rao June 7, 2023, 4:55 p.m. UTC 
Instead of keying off DYNAMIC_FTRACE_WITH_REGS, use FTRACE_REGS_ADDR to
identify the proper ftrace trampoline address to use.

Signed-off-by: Naveen N Rao <naveen@kernel.org>
---
 arch/powerpc/kernel/trace/ftrace.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)
diff mbox series

Patch

diff --git a/arch/powerpc/kernel/trace/ftrace.c b/arch/powerpc/kernel/trace/ftrace.c
index f117124c30325f..5aa36272617a03 100644
--- a/arch/powerpc/kernel/trace/ftrace.c
+++ b/arch/powerpc/kernel/trace/ftrace.c
@@ -745,14 +745,9 @@  int __init ftrace_dyn_arch_init(void)
 	};
 #endif
 
-	unsigned long addr;
+	unsigned long addr = FTRACE_REGS_ADDR;
 	long reladdr;
 
-	if (IS_ENABLED(CONFIG_DYNAMIC_FTRACE_WITH_REGS))
-		addr = ppc_global_function_entry((void *)ftrace_regs_caller);
-	else
-		addr = ppc_global_function_entry((void *)ftrace_caller);
-
 	if (IS_ENABLED(CONFIG_PPC_KERNEL_PCREL)) {
 		for (i = 0; i < 2; i++) {
 			reladdr = addr - (unsigned long)tramp[i];