powerpc/ftrace: Style cleanup in ftrace_mprofile.S

Add some line breaks to better match the file's style, add
some space after comma and fix a couple of misplaced blanks.

Suggested-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Reviewed-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/973506292d0c7b05c06530c8e11803ce38e5eda2.1644949750.git.christophe.leroy@csgroup.eu

diff --git a/arch/powerpc/kernel/trace/ftrace_mprofile.S b/arch/powerpc/kernel/trace/ftrace_mprofile.S
index eb077270ec2fd26041be838a22a81cc069d2800c..89639e64acd13aed7e190bdbfa6248ae83323446 100644 (file)
--- a/arch/powerpc/kernel/trace/ftrace_mprofile.S
+++ b/arch/powerpc/kernel/trace/ftrace_mprofile.S
@@ -87,8 +87,9 @@ _GLOBAL(ftrace_regs_caller)
 #endif
 
 #ifdef CONFIG_LIVEPATCH_64
-       mr      r14,r7          /* remember old NIP */
+       mr      r14, r7         /* remember old NIP */
 #endif
+
        /* Calculate ip from nip-4 into r3 for call below */
        subi    r3, r7, MCOUNT_INSN_SIZE
 
@@ -102,7 +103,7 @@ _GLOBAL(ftrace_regs_caller)
        PPC_STL r11, _CCR(r1)
 
        /* Load &pt_regs in r6 for call below */
-       addi    r6, r1 ,STACK_FRAME_OVERHEAD
+       addi    r6, r1, STACK_FRAME_OVERHEAD
 
        /* ftrace_call(r3, r4, r5, r6) */
 .globl ftrace_regs_call
@@ -113,6 +114,7 @@ ftrace_regs_call:
        /* Load ctr with the possibly modified NIP */
        PPC_LL  r3, _NIP(r1)
        mtctr   r3
+
 #ifdef CONFIG_LIVEPATCH_64
        cmpd    r14, r3         /* has NIP been altered? */
 #endif
@@ -196,7 +198,7 @@ _GLOBAL(ftrace_caller)
 
 #ifdef CONFIG_LIVEPATCH_64
        SAVE_GPR(14, r1)
-       mr      r14,r7          /* remember old NIP */
+       mr      r14, r7         /* remember old NIP */
 #endif
        /* Calculate ip from nip-4 into r3 for call below */
        subi    r3, r7, MCOUNT_INSN_SIZE
@@ -210,7 +212,7 @@ _GLOBAL(ftrace_caller)
        PPC_STL r8, _MSR(r1)
 
        /* Load &pt_regs in r6 for call below */
-       addi    r6, r1 ,STACK_FRAME_OVERHEAD
+       addi    r6, r1, STACK_FRAME_OVERHEAD
 
        /* ftrace_call(r3, r4, r5, r6) */
 .globl ftrace_call
@@ -220,6 +222,7 @@ ftrace_call:
 
        PPC_LL  r3, _NIP(r1)
        mtctr   r3
+
 #ifdef CONFIG_LIVEPATCH_64
        cmpd    r14, r3         /* has NIP been altered? */
        REST_GPR(14, r1)
@@ -244,6 +247,7 @@ ftrace_call:
         /* Based on the cmpd above, if the NIP was altered handle livepatch */
        bne-    livepatch_handler
 #endif
+
        bctr                    /* jump after _mcount site */
 
 #ifdef CONFIG_LIVEPATCH_64