The following functions are only used to deal with XEN_SYSCTL_physinfo,
then they shall be wrapped:
- arch_do_physinfo
- get_outstanding_claims
Signed-off-by: Penny Zheng <penny.zh...@amd.com>
Reviewed-by: Stefano Stabellini <sstabell...@kernel.org>
Acked-by: Jan Beulich <jbeul...@suse.com>
---
v1 -> v2:
- no need to wrap declaration
- add transient #ifdef in sysctl.c for correct compilation
---
v2 -> v3:
- move #endif up ahead of the blank line
---
xen/arch/arm/sysctl.c | 2 ++
xen/arch/riscv/stubs.c | 2 ++
xen/arch/x86/sysctl.c | 2 ++
xen/common/page_alloc.c | 2 ++
xen/common/sysctl.c | 2 +-
5 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/xen/arch/arm/sysctl.c b/xen/arch/arm/sysctl.c
index 32cab4feff..2d350b700a 100644
--- a/xen/arch/arm/sysctl.c
+++ b/xen/arch/arm/sysctl.c
@@ -15,6 +15,7 @@
#include <asm/arm64/sve.h>
#include <public/sysctl.h>
+#ifdef CONFIG_SYSCTL
void arch_do_physinfo(struct xen_sysctl_physinfo *pi)
{
pi->capabilities |= XEN_SYSCTL_PHYSCAP_hvm | XEN_SYSCTL_PHYSCAP_hap;
@@ -22,6 +23,7 @@ void arch_do_physinfo(struct xen_sysctl_physinfo *pi)
pi->arch_capabilities |= MASK_INSR(sve_encode_vl(get_sys_vl_len()),
XEN_SYSCTL_PHYSCAP_ARM_SVE_MASK);
}
+#endif
long arch_do_sysctl(struct xen_sysctl *sysctl,
XEN_GUEST_HANDLE_PARAM(xen_sysctl_t) u_sysctl)
diff --git a/xen/arch/riscv/stubs.c b/xen/arch/riscv/stubs.c
index 83416d3350..295456d0c8 100644
--- a/xen/arch/riscv/stubs.c
+++ b/xen/arch/riscv/stubs.c
@@ -321,10 +321,12 @@ long arch_do_sysctl(struct xen_sysctl *sysctl,
BUG_ON("unimplemented");
}
+#ifdef CONFIG_SYSCTL
void arch_do_physinfo(struct xen_sysctl_physinfo *pi)
{
BUG_ON("unimplemented");
}
+#endif /* CONFIG_SYSCTL */
/* p2m.c */
diff --git a/xen/arch/x86/sysctl.c b/xen/arch/x86/sysctl.c
index 1b04947516..f64addbe2b 100644
--- a/xen/arch/x86/sysctl.c
+++ b/xen/arch/x86/sysctl.c
@@ -91,6 +91,7 @@ static long cf_check smt_up_down_helper(void *data)
return ret;
}
+#ifdef CONFIG_SYSCTL
void arch_do_physinfo(struct xen_sysctl_physinfo *pi)
{
memcpy(pi->hw_cap, boot_cpu_data.x86_capability,
@@ -104,6 +105,7 @@ void arch_do_physinfo(struct xen_sysctl_physinfo *pi)
if ( IS_ENABLED(CONFIG_SHADOW_PAGING) )
pi->capabilities |= XEN_SYSCTL_PHYSCAP_shadow;
}
+#endif /* CONFIG_SYSCTL */
long arch_do_sysctl(
struct xen_sysctl *sysctl, XEN_GUEST_HANDLE_PARAM(xen_sysctl_t) u_sysctl)
diff --git a/xen/common/page_alloc.c b/xen/common/page_alloc.c
index 5803a1ef4e..36424a9245 100644
--- a/xen/common/page_alloc.c
+++ b/xen/common/page_alloc.c
@@ -601,6 +601,7 @@ out:
return ret;
}
+#ifdef CONFIG_SYSCTL
void get_outstanding_claims(uint64_t *free_pages, uint64_t *outstanding_pages)
{
spin_lock(&heap_lock);
@@ -608,6 +609,7 @@ void get_outstanding_claims(uint64_t *free_pages, uint64_t
*outstanding_pages)
*free_pages = avail_heap_pages(MEMZONE_XEN + 1, NR_ZONES - 1, -1);
spin_unlock(&heap_lock);
}
+#endif /* CONFIG_SYSCTL */
static bool __read_mostly first_node_initialised;
#ifndef CONFIG_SEPARATE_XENHEAP
diff --git a/xen/common/sysctl.c b/xen/common/sysctl.c
index 200e0a0488..b4feb07e60 100644
--- a/xen/common/sysctl.c
+++ b/xen/common/sysctl.c
@@ -260,7 +260,6 @@ long do_sysctl(XEN_GUEST_HANDLE_PARAM(xen_sysctl_t)
u_sysctl)
case XEN_SYSCTL_scheduler_op:
ret = sched_adjust_global(&op->u.scheduler_op);
break;
-#endif /* CONFIG_SYSCTL */
case XEN_SYSCTL_physinfo:
{
@@ -303,6 +302,7 @@ long do_sysctl(XEN_GUEST_HANDLE_PARAM(xen_sysctl_t)
u_sysctl)
ret = -EFAULT;
}
break;
+#endif /* CONFIG_SYSCTL */
case XEN_SYSCTL_numainfo:
{
--
2.34.1
