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authorAnkur Arora <ankur.a.arora@oracle.com>2017-06-02 17:05:58 -0700
committerJuergen Gross <jgross@suse.com>2017-06-13 16:05:14 +0200
commitad73fd595c2ab168fdd01a266cbe6e4df95f8db0 (patch)
tree59d5195bd08008ea036af15648e17683aabd049f /arch/x86/xen/smp_hvm.c
parentc48f64ab472389df6f48171899c9d337adfadc5b (diff)
xen/vcpu: Simplify xen_vcpu related code
Largely mechanical changes to aid unification of xen_vcpu_restore() logic for PV, PVH and PVHVM. xen_vcpu_setup(): the only change in logic is that clamp_max_cpus() is now handled inside the "if (!xen_have_vcpu_info_placement)" block. xen_vcpu_restore(): code movement from enlighten_pv.c to enlighten.c. xen_vcpu_info_reset(): pulls together all the code where xen_vcpu is set to default. Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com> Signed-off-by: Ankur Arora <ankur.a.arora@oracle.com> Signed-off-by: Juergen Gross <jgross@suse.com>
Diffstat (limited to 'arch/x86/xen/smp_hvm.c')
-rw-r--r--arch/x86/xen/smp_hvm.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/xen/smp_hvm.c b/arch/x86/xen/smp_hvm.c
index f18561bbf5c9..9e0fb9a015d4 100644
--- a/arch/x86/xen/smp_hvm.c
+++ b/arch/x86/xen/smp_hvm.c
@@ -12,7 +12,8 @@ static void __init xen_hvm_smp_prepare_boot_cpu(void)
native_smp_prepare_boot_cpu();
/*
- * Setup vcpu_info for boot CPU.
+ * Setup vcpu_info for boot CPU. Secondary CPUs get their vcpu_info
+ * in xen_cpu_up_prepare_hvm().
*/
xen_vcpu_setup(0);