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powerpc/code-patching: Move patch_exception() outside code-patching.c

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patch_exception() is dedicated to book3e/64 is nothing more than
a normal use of patch_branch(), so move it into a place dedicated
to book3e/64.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/0968622b98b1fb51838c35b844c42ad6609de62e.1638446239.git.christophe.leroy@csgroup.eu
This commit is contained in:
Christophe Leroy
2021-12-02 13:00:24 +01:00
committed by Michael Ellerman
parent ff14a9c09f
commit 29562a9da2
5 changed files with 25 additions and 23 deletions
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6
arch/powerpc/include/asm/nohash/64/pgtable.h
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@@ -313,6 +313,12 @@ extern int __meminit vmemmap_create_mapping(unsigned long start,
unsigned long phys);
extern void vmemmap_remove_mapping(unsigned long start,
unsigned long page_size);
void __patch_exception(int exc, unsigned long addr);
#define patch_exception(exc, name) do { \
extern unsigned int name; \
__patch_exception((exc), (unsigned long)&name); \
} while (0)
#endif /* __ASSEMBLY__ */
#endif /* _ASM_POWERPC_NOHASH_64_PGTABLE_H */