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[PATCH v2 5/5] x86/shadow: drop zero initialization from shadow_domain_init()
- To: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Mon, 9 Jan 2023 14:41:49 +0100
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>, Tim Deegan <tim@xxxxxxx>
- Delivery-date: Mon, 09 Jan 2023 13:41:54 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
There's no need for this as struct domain starts out zero-filled.
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
---
v2: Re-base over changes earlier in the series.
--- a/xen/arch/x86/mm/shadow/common.c
+++ b/xen/arch/x86/mm/shadow/common.c
@@ -64,12 +64,8 @@ int shadow_domain_init(struct domain *d)
d->arch.paging.update_paging_modes = shadow_update_paging_modes;
-#if (SHADOW_OPTIMIZATIONS & SHOPT_OUT_OF_SYNC)
- d->arch.paging.shadow.oos_active = 0;
-#endif
#ifdef CONFIG_HVM
d->arch.paging.flush_tlb = shadow_flush_tlb;
- d->arch.paging.shadow.pagetable_dying_op = 0;
#endif
return 0;
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