[xen staging] x86/oprof: fix !HVM && !PV32 build

[patchbot@xxxxxxx]

commit fae4f071e1e14b005c8c4d79eda9ec7778cb21d8
Author:     Jan Beulich <jbeulich@xxxxxxxx>
AuthorDate: Fri Apr 23 15:57:27 2021 +0200
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Fri Apr 23 15:57:27 2021 +0200

    x86/oprof: fix !HVM && !PV32 build
    
    clang, at the very least, doesn't like unused inline functions, unless
    their definitions live in a header.
    
    Fixes: d23d792478 ("x86: avoid building COMPAT code when !HVM && !PV32")
    Reported-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
    Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
    Acked-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
---
 xen/arch/x86/oprofile/backtrace.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/xen/arch/x86/oprofile/backtrace.c 
b/xen/arch/x86/oprofile/backtrace.c
index 929bf51a40..bd5d1b0f6c 100644
--- a/xen/arch/x86/oprofile/backtrace.c
+++ b/xen/arch/x86/oprofile/backtrace.c
@@ -43,6 +43,7 @@ dump_hypervisor_backtrace(struct vcpu *vcpu, const struct 
frame_head *head,
     return head->ebp;
 }
 
+#ifdef CONFIG_COMPAT
 static inline int is_32bit_vcpu(struct vcpu *vcpu)
 {
     if (is_hvm_vcpu(vcpu))
@@ -50,6 +51,7 @@ static inline int is_32bit_vcpu(struct vcpu *vcpu)
     else
         return is_pv_32bit_vcpu(vcpu);
 }
+#endif
 
 static struct frame_head *
 dump_guest_backtrace(struct vcpu *vcpu, const struct frame_head *head,
--
generated by git-patchbot for /home/xen/git/xen.git#staging