[PATCH v4 11/23] powerpc/syscall: Rename syscall_64.c into syscall.c

[David Laight]

From: Nicholas Piggin
> Sent: 26 January 2021 10:21
> 
> Excerpts from Christophe Leroy's message of January 26, 2021 12:48 am:
> > syscall_64.c will be reused almost as is for PPC32.
> >
> > Rename it syscall.c
> 
> Could you rename it to interrupt.c instead? A system call is an
> interrupt, and the file now also has code to return from other
> interrupts as well, and it matches the new asm/interrupt.h from
> the interrupts series.

Hmmm....

That might make it harder for someone looking for the system call
entry code to find it.

In some sense interrupts are the simpler case.

Especially when comparing with other architectures which have
special instructions for syscall entry.

	David

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