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powerpc: Move patch sites out of asm-prototypes.h

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The definitions for the patch sites etc. don't belong in
asm-prototypes.h, they are not EXPORT'ed asm symbols.

Move them into sections.h which is traditionally used for asm symbols.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220818050659.187181-1-mpe@ellerman.id.au
This commit is contained in:
Michael Ellerman 2022-08-18 15:06:59 +10:00
parent 7a26c95290
commit eb316ae798
3 changed files with 14 additions and 13 deletions
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13
arch/powerpc/include/asm/asm-prototypes.h
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@ -55,19 +55,6 @@ struct kvm_vcpu;
void _kvmppc_restore_tm_pr(struct kvm_vcpu *vcpu, u64 guest_msr);
void _kvmppc_save_tm_pr(struct kvm_vcpu *vcpu, u64 guest_msr);
/* Patch sites */
extern s32 patch__call_flush_branch_caches1;
extern s32 patch__call_flush_branch_caches2;
extern s32 patch__call_flush_branch_caches3;
extern s32 patch__flush_count_cache_return;
extern s32 patch__flush_link_stack_return;
extern s32 patch__call_kvm_flush_link_stack;
extern s32 patch__call_kvm_flush_link_stack_p9;
extern s32 patch__memset_nocache, patch__memcpy_nocache;
extern long flush_branch_caches;
extern long kvm_flush_link_stack;
#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
void kvmppc_save_tm_hv(struct kvm_vcpu *vcpu, u64 msr, bool preserve_nv);
void kvmppc_restore_tm_hv(struct kvm_vcpu *vcpu, u64 msr, bool preserve_nv);

13
arch/powerpc/include/asm/sections.h
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@ -14,6 +14,19 @@ typedef struct func_desc func_desc_t;
extern char __head_end[];
/* Patch sites */
extern s32 patch__call_flush_branch_caches1;
extern s32 patch__call_flush_branch_caches2;
extern s32 patch__call_flush_branch_caches3;
extern s32 patch__flush_count_cache_return;
extern s32 patch__flush_link_stack_return;
extern s32 patch__call_kvm_flush_link_stack;
extern s32 patch__call_kvm_flush_link_stack_p9;
extern s32 patch__memset_nocache, patch__memcpy_nocache;
extern long flush_branch_caches;
extern long kvm_flush_link_stack;
#ifdef __powerpc64__
extern char __start_interrupts[];

1
arch/powerpc/kernel/security.c
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@ -16,6 +16,7 @@
#include <asm/asm-prototypes.h>
#include <asm/code-patching.h>
#include <asm/security_features.h>
#include <asm/sections.h>
#include <asm/setup.h>
#include <asm/inst.h>