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Drivers: hv: Export some functions for use by root partition module

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hv_get_hypervisor_version(), hv_call_deposit_pages(), and
hv_call_create_vp(), are all needed in-module with CONFIG_MSHV_ROOT=m.

Signed-off-by: Nuno Das Neves <nunodasneves@linux.microsoft.com>
Reviewed-by: Stanislav Kinsburskii <skinsburskii@microsoft.linux.com>
Reviewed-by: Roman Kisel <romank@linux.microsoft.com>
Reviewed-by: Easwar Hariharan <eahariha@linux.microsoft.com>
Reviewed-by: Tianyu Lan <tiala@microsoft.com>
Link: https://lore.kernel.org/r/1741980536-3865-7-git-send-email-nunodasneves@linux.microsoft.com
Signed-off-by: Wei Liu <wei.liu@kernel.org>
Message-ID: <1741980536-3865-7-git-send-email-nunodasneves@linux.microsoft.com>
This commit is contained in:
Nuno Das Neves 2025-03-14 12:28:52 -07:00 committed by Wei Liu
parent 4ee23f3a4a
commit 21050f6197
3 changed files with 4 additions and 1 deletions
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1
arch/arm64/hyperv/mshyperv.c
View File

@ -26,6 +26,7 @@ int hv_get_hypervisor_version(union hv_hypervisor_version_info *info)
return 0;
}
EXPORT_SYMBOL_GPL(hv_get_hypervisor_version);
static int __init hyperv_init(void)
{

1
arch/x86/kernel/cpu/mshyperv.c
View File

@ -420,6 +420,7 @@ int hv_get_hypervisor_version(union hv_hypervisor_version_info *info)
return 0;
}
EXPORT_SYMBOL_GPL(hv_get_hypervisor_version);
static void __init ms_hyperv_init_platform(void)
{

3
drivers/hv/hv_proc.c
View File

@ -107,6 +107,7 @@ free_buf:
kfree(counts);
return ret;
}
EXPORT_SYMBOL_GPL(hv_call_deposit_pages);
int hv_call_add_logical_proc(int node, u32 lp_index, u32 apic_id)
{
@ -191,4 +192,4 @@ int hv_call_create_vp(int node, u64 partition_id, u32 vp_index, u32 flags)
return ret;
}
EXPORT_SYMBOL_GPL(hv_call_create_vp);