[PATCH 3/4] xen: link platform-pci-unplug.o only if CONFIG_XEN_PVHVM

From: Juergen Gross
Date: Tue Jul 17 2018 - 08:01:37 EST


Instead of using one large #ifdef CONFIG_XEN_PVHVM in
arch/x86/xen/platform-pci-unplug.c add the object file depending on
CONFIG_XEN_PVHVM being set.

Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
---
arch/x86/xen/Makefile | 2 +-
arch/x86/xen/platform-pci-unplug.c | 2 --
2 files changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/x86/xen/Makefile b/arch/x86/xen/Makefile
index a964f307a266..dd2550d33b38 100644
--- a/arch/x86/xen/Makefile
+++ b/arch/x86/xen/Makefile
@@ -19,11 +19,11 @@ obj-y += mmu.o
obj-y += time.o
obj-y += grant-table.o
obj-y += suspend.o
-obj-y += platform-pci-unplug.o

obj-$(CONFIG_XEN_PVHVM) += enlighten_hvm.o
obj-$(CONFIG_XEN_PVHVM) += mmu_hvm.o
obj-$(CONFIG_XEN_PVHVM) += suspend_hvm.o
+obj-$(CONFIG_XEN_PVHVM) += platform-pci-unplug.o

obj-$(CONFIG_XEN_PV) += setup.o
obj-$(CONFIG_XEN_PV) += apic.o
diff --git a/arch/x86/xen/platform-pci-unplug.c b/arch/x86/xen/platform-pci-unplug.c
index 33a783c77d96..3957946a6cfe 100644
--- a/arch/x86/xen/platform-pci-unplug.c
+++ b/arch/x86/xen/platform-pci-unplug.c
@@ -30,7 +30,6 @@
#define XEN_PLATFORM_ERR_PROTOCOL -2
#define XEN_PLATFORM_ERR_BLACKLIST -3

-#ifdef CONFIG_XEN_PVHVM
/* store the value of xen_emul_unplug after the unplug is done */
static int xen_platform_pci_unplug;
static int xen_emul_unplug;
@@ -214,4 +213,3 @@ static int __init parse_xen_emul_unplug(char *arg)
return 0;
}
early_param("xen_emul_unplug", parse_xen_emul_unplug);
-#endif
--
2.13.7