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xen/efi: Set nonblocking callbacks 

Other parts of the kernel expect these nonblocking EFI callbacks to
exist and crash when running under Xen. Since the implementations of
xen_efi_set_variable() and xen_efi_query_variable_info() do not take any
locks, use them for the nonblocking callbacks too.

Signed-off-by: Ross Lagerwall <ross.lagerwall@citrix.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
alistair/sunxi64-5.4-dsi
Ross Lagerwall 2019-09-27 16:49:20 +01:00 committed by Juergen Gross
parent a4098bc6ee
commit df359f0d09
2 changed files with 4 additions and 0 deletions
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2
arch/arm/xen/efi.c
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@ -19,7 +19,9 @@ void __init xen_efi_runtime_setup(void)
efi.get_variable = xen_efi_get_variable;
efi.get_next_variable = xen_efi_get_next_variable;
efi.set_variable = xen_efi_set_variable;
efi.set_variable_nonblocking = xen_efi_set_variable;
efi.query_variable_info = xen_efi_query_variable_info;
efi.query_variable_info_nonblocking = xen_efi_query_variable_info;
efi.update_capsule = xen_efi_update_capsule;
efi.query_capsule_caps = xen_efi_query_capsule_caps;
efi.get_next_high_mono_count = xen_efi_get_next_high_mono_count;

2
arch/x86/xen/efi.c
View File

@ -65,7 +65,9 @@ static efi_system_table_t __init *xen_efi_probe(void)
efi.get_variable = xen_efi_get_variable;
efi.get_next_variable = xen_efi_get_next_variable;
efi.set_variable = xen_efi_set_variable;
efi.set_variable_nonblocking = xen_efi_set_variable;
efi.query_variable_info = xen_efi_query_variable_info;
efi.query_variable_info_nonblocking = xen_efi_query_variable_info;
efi.update_capsule = xen_efi_update_capsule;
efi.query_capsule_caps = xen_efi_query_capsule_caps;
efi.get_next_high_mono_count = xen_efi_get_next_high_mono_count;