powerpc/ftrace: Remove nops after the call to ftrace_stub
authorNaveen N Rao <naveen@kernel.org>
Fri, 8 Dec 2023 16:30:42 +0000 (22:00 +0530)
committerMichael Ellerman <mpe@ellerman.id.au>
Wed, 13 Dec 2023 10:49:22 +0000 (21:49 +1100)
ftrace_stub is within the same CU, so there is no need for a subsequent
nop instruction.

Signed-off-by: Naveen N Rao <naveen@kernel.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/8ee5ec520e37d5523654bb2cd65a17512fb774e2.1702045299.git.naveen@kernel.org
arch/powerpc/kernel/trace/ftrace_entry.S

index 90701885762cf1ccbd739f93d8a2179811dce4a1..a517a4085cff7cb2b37708d11f2bc0afd5076b70 100644 (file)
@@ -162,7 +162,6 @@ _GLOBAL(ftrace_regs_caller)
 .globl ftrace_regs_call
 ftrace_regs_call:
        bl      ftrace_stub
-       nop
        ftrace_regs_exit 1
 
 _GLOBAL(ftrace_caller)
@@ -171,7 +170,6 @@ _GLOBAL(ftrace_caller)
 .globl ftrace_call
 ftrace_call:
        bl      ftrace_stub
-       nop
        ftrace_regs_exit 0
 
 _GLOBAL(ftrace_stub)