Miod noticed that the powerpc64 version talked about AArch64. I don't think the "for all XXX platforms" makes sense so simply drop it from all three versions of this header.
ok? Index: arch/arm/include/softintr.h =================================================================== RCS file: /cvs/src/sys/arch/arm/include/softintr.h,v retrieving revision 1.5 diff -u -p -r1.5 softintr.h --- arch/arm/include/softintr.h 21 Dec 2010 14:56:23 -0000 1.5 +++ arch/arm/include/softintr.h 14 Aug 2020 12:30:10 -0000 @@ -44,7 +44,7 @@ #include <sys/mutex.h> /* - * Generic software interrupt support for all ARM platforms. + * Generic software interrupt support. * * To use this code, include <arm/softintr.h> from your platform's * <machine/intr.h>. Index: arch/arm64/include/softintr.h =================================================================== RCS file: /cvs/src/sys/arch/arm64/include/softintr.h,v retrieving revision 1.1 diff -u -p -r1.1 softintr.h --- arch/arm64/include/softintr.h 17 Dec 2016 23:38:33 -0000 1.1 +++ arch/arm64/include/softintr.h 14 Aug 2020 12:30:10 -0000 @@ -39,7 +39,7 @@ #include <sys/queue.h> /* - * Generic software interrupt support for all AArch64 platforms. + * Generic software interrupt support. * * To use this code, include <machine/softintr.h> from your platform's * <machine/intr.h>. Index: arch/powerpc64/include/softintr.h =================================================================== RCS file: /cvs/src/sys/arch/powerpc64/include/softintr.h,v retrieving revision 1.1 diff -u -p -r1.1 softintr.h --- arch/powerpc64/include/softintr.h 16 May 2020 17:11:14 -0000 1.1 +++ arch/powerpc64/include/softintr.h 14 Aug 2020 12:30:10 -0000 @@ -38,7 +38,7 @@ #include <sys/queue.h> /* - * Generic software interrupt support for all AArch64 platforms. + * Generic software interrupt support. * * To use this code, include <machine/softintr.h> from your platform's * <machine/intr.h>.