Remove icp_native_cause_ipi_rm() as it has no callers since
commit 53af3ba2e819("KVM: PPC: Book3S HV: Allow guest exit path to have
MMU on")
Signed-off-by: Gautam Menghani <gau...@linux.ibm.com>
---
arch/powerpc/include/asm/xics.h | 1 -
arch/powerpc/sysdev/xics/icp-native.c | 21 ---------------------
2 files changed, 22 deletions(-)
diff --git a/arch/powerpc/include/asm/xics.h b/arch/powerpc/include/asm/xics.h
index 89090485bec1..60ef312dab05 100644
--- a/arch/powerpc/include/asm/xics.h
+++ b/arch/powerpc/include/asm/xics.h
@@ -31,7 +31,6 @@
#ifdef CONFIG_PPC_ICP_NATIVE
extern int icp_native_init(void);
extern void icp_native_flush_interrupt(void);
-extern void icp_native_cause_ipi_rm(int cpu);
#else
static inline int icp_native_init(void) { return -ENODEV; }
#endif
diff --git a/arch/powerpc/sysdev/xics/icp-native.c
b/arch/powerpc/sysdev/xics/icp-native.c
index 700b67476a7d..4e89158a577c 100644
--- a/arch/powerpc/sysdev/xics/icp-native.c
+++ b/arch/powerpc/sysdev/xics/icp-native.c
@@ -145,27 +145,6 @@ static void icp_native_cause_ipi(int cpu)
icp_native_set_qirr(cpu, IPI_PRIORITY);
}
-#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE
-void icp_native_cause_ipi_rm(int cpu)
-{
- /*
- * Currently not used to send IPIs to another CPU
- * on the same core. Only caller is KVM real mode.
- * Need the physical address of the XICS to be
- * previously saved in kvm_hstate in the paca.
- */
- void __iomem *xics_phys;
-
- /*
- * Just like the cause_ipi functions, it is required to
- * include a full barrier before causing the IPI.
- */
- xics_phys = paca_ptrs[cpu]->kvm_hstate.xics_phys;
- mb();
- __raw_rm_writeb(IPI_PRIORITY, xics_phys + XICS_MFRR);
-}
-#endif
-
/*
* Called when an interrupt is received on an off-line CPU to
* clear the interrupt, so that the CPU can go back to nap mode.
--
2.47.0
