Commit a5f04d1f authored by Christophe Leroy's avatar Christophe Leroy Committed by Michael Ellerman
Browse files

powerpc/ftrace: Regroup PPC64 specific operations in ftrace_mprofile.S 



CONFIG_MPROFILE_KERNEL is only for PPC64 and ftrace_mprofile.o
is build on PPC64 only when CONFIG_MPROFILE_KERNEL is defined.

Move saving of r0 inside #ifdef PPC64

Signed-off-by: default avatarChristophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/619dfb672bf4f1b777a4b3f8b4f14e637fea2716.1645099283.git.christophe.leroy@csgroup.eu
parent 22821671

arch/powerpc/kernel/trace/ftrace_mprofile.S

+2 −5
Original line number Diff line number Diff line
@@ -33,11 +33,6 @@ 
 * and then arrange for the ftrace function to be called.

 */

.macro	ftrace_regs_entry allregs

	/* Save the original return address in A's stack frame */

#ifdef CONFIG_MPROFILE_KERNEL

	PPC_STL	r0,LRSAVE(r1)

#endif



	/* Create our stack frame + pt_regs */

	PPC_STLU	r1,-SWITCH_FRAME_SIZE(r1)
@@ -46,6 +41,8 @@ 
	SAVE_GPRS(3, 10, r1)



#ifdef CONFIG_PPC64

	/* Save the original return address in A's stack frame */

	std	r0, LRSAVE+SWITCH_FRAME_SIZE(r1)

	/* Ok to continue? */

	lbz	r3, PACA_FTRACE_ENABLED(r13)

	cmpdi	r3, 0