ARC: entry: comment

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
2020-04-10 14:22:05 -07:00
parent a75ff01390
commit 49b41356f7
1 changed files with 2 additions and 0 deletions
--- a/arch/arc/include/asm/entry-arcv2.h
+++ b/arch/arc/include/asm/entry-arcv2.h
@@ -233,6 +233,8 @@

 #ifdef CONFIG_ARC_IRQ_NO_AUTOSAVE
 	__RESTORE_REGFILE_HARD
+
+	; SP points to PC/STAT32: hw restores them despite NO_AUTOSAVE
 	add	sp, sp, SZ_PT_REGS - 8
 #else
 	add	sp, sp, PT_r0