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powerpc: Remove obsoleted declarations for use_cop and drop_cop

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The use_cop() and drop_cop() have been removed since
commit 6ff4d3e966 ("powerpc: Remove old unused icswx based
coprocessor support"), now they are useless, so remove them.

Signed-off-by: Gaosheng Cui <cuigaosheng1@huawei.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/20240822130609.786431-5-cuigaosheng1@huawei.com
This commit is contained in:
Gaosheng Cui 2024-08-22 21:06:09 +08:00 committed by Michael Ellerman
parent fe16a74973
commit 600d6a7e63
1 changed files with 0 additions and 3 deletions
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3
arch/powerpc/include/asm/mmu_context.h
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@ -116,9 +116,6 @@ static inline bool need_extra_context(struct mm_struct *mm, unsigned long ea)
}
#endif
extern int use_cop(unsigned long acop, struct mm_struct *mm);
extern void drop_cop(unsigned long acop, struct mm_struct *mm);
#ifdef CONFIG_PPC_BOOK3S_64
static inline void inc_mm_active_cpus(struct mm_struct *mm)
{