Message ID | 20140612181653.7141a7b8@kryten (mailing list archive) |
---|---|
State | Not Applicable |
Headers | show |
On 12.06.14 10:16, Anton Blanchard wrote: > Both kvmppc_hv_entry_trampoline and kvmppc_entry_trampoline are > assembly functions that are exported to modules and also require > a valid r2. > > As such we need to use _GLOBAL_TOC so we provide a global entry > point that establishes the TOC (r2). > > Signed-off-by: Anton Blanchard <anton@samba.org> Thanks, applied to kvm-ppc-queue. I've not applied patches 1 and 2 for now, as they break BE module support. Alex
Index: b/arch/powerpc/kvm/book3s_hv_rmhandlers.S =================================================================== --- a/arch/powerpc/kvm/book3s_hv_rmhandlers.S +++ b/arch/powerpc/kvm/book3s_hv_rmhandlers.S @@ -51,7 +51,7 @@ * * LR = return address to continue at after eventually re-enabling MMU */ -_GLOBAL(kvmppc_hv_entry_trampoline) +_GLOBAL_TOC(kvmppc_hv_entry_trampoline) mflr r0 std r0, PPC_LR_STKOFF(r1) stdu r1, -112(r1) Index: b/arch/powerpc/kvm/book3s_rmhandlers.S =================================================================== --- a/arch/powerpc/kvm/book3s_rmhandlers.S +++ b/arch/powerpc/kvm/book3s_rmhandlers.S @@ -140,7 +140,7 @@ kvmppc_handler_skip_ins: * On entry, r4 contains the guest shadow MSR * MSR.EE has to be 0 when calling this function */ -_GLOBAL(kvmppc_entry_trampoline) +_GLOBAL_TOC(kvmppc_entry_trampoline) mfmsr r5 LOAD_REG_ADDR(r7, kvmppc_handler_trampoline_enter) toreal(r7)
Both kvmppc_hv_entry_trampoline and kvmppc_entry_trampoline are assembly functions that are exported to modules and also require a valid r2. As such we need to use _GLOBAL_TOC so we provide a global entry point that establishes the TOC (r2). Signed-off-by: Anton Blanchard <anton@samba.org> ---