Messages in this thread | | | Date | Wed, 24 Jul 2019 11:31:34 +0200 | From | Christian Brauner <> | Subject | Re: [PATCH] powerpc: Wire up clone3 syscall |
| |
On Wed, Jul 24, 2019 at 12:25:14PM +0700, Arseny Solokha wrote: > Hi, > > may I also ask to provide ppc_clone3 symbol also for 32-bit powerpc? Otherwise > Michael's patch breaks build for me:
Makes sense. Michael, are you planning on picking this up? :)
Christian
> > powerpc-e500v2-linux-gnuspe-ld: arch/powerpc/kernel/systbl.o: in function `sys_call_table': > (.rodata+0x6cc): undefined reference to `ppc_clone3' > make: *** [Makefile:1060: vmlinux] Error 1 > > The patch was tested using Christian's program on a real e500 machine. > > --- a/arch/powerpc/kernel/entry_32.S > +++ b/arch/powerpc/kernel/entry_32.S > @@ -597,6 +597,14 @@ ppc_clone: > stw r0,_TRAP(r1) /* register set saved */ > b sys_clone > > + .globl ppc_clone3 > +ppc_clone3: > + SAVE_NVGPRS(r1) > + lwz r0,_TRAP(r1) > + rlwinm r0,r0,0,0,30 /* clear LSB to indicate full */ > + stw r0,_TRAP(r1) /* register set saved */ > + b sys_clone3 > + > .globl ppc_swapcontext > ppc_swapcontext: > SAVE_NVGPRS(r1) > > I don't think this trivial hunk deserves a separate patch submission. > > Thanks, > Arseny
| |