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hv: multi-arch reconstruct bits library

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Extract common interface to include/lib/bits.h, and invoke the variant
implementation of arch.
Re-implement unlocked functions as C in common library.
Rename bitmap*lock() to bitmap*(), bitmap*nolock() to bitmap*non_atomic().

Tracked-On: #8803
Signed-off-by: Haoyu Tang <haoyu.tang@intel.com>
Reviewed-by: Yifan Liu  <yifan1.liu@intel.com>
Acked-by: Wang, Yu1 <yu1.wang@intel.com>
This commit is contained in:
Haoyu Tang
2025-09-05 11:34:02 +08:00
committed by acrnsi-robot
parent 090aaf4c34
commit a226b5f0ec
37 changed files with 404 additions and 260 deletions
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6
hypervisor/arch/x86/guest/assign.c
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@@ -1,12 +1,12 @@
/*
* Copyright (C) 2018-2022 Intel Corporation.
* Copyright (C) 2018-2025 Intel Corporation.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <types.h>
#include <errno.h>
#include <asm/lib/bits.h>
#include <bits.h>
#include <asm/guest/vm.h>
#include <asm/vtd.h>
#include <ptdev.h>
@@ -67,7 +67,7 @@ static uint32_t calculate_logical_dest_mask(uint64_t pdmask)
*/
dest_cluster_id = per_cpu(arch.lapic_ldr, pcpu_id) & X2APIC_LDR_CLUSTER_ID_MASK;
do {
bitmap_clear_nolock(pcpu_id, &pcpu_mask);
bitmap_clear_non_atomic(pcpu_id, &pcpu_mask);
cluster_id = per_cpu(arch.lapic_ldr, pcpu_id) & X2APIC_LDR_CLUSTER_ID_MASK;
if (cluster_id == dest_cluster_id) {
logical_id_mask |= (per_cpu(arch.lapic_ldr, pcpu_id) & X2APIC_LDR_LOGICAL_ID_MASK);