Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 8f3bfa58 authored by Catalin Marinas's avatar Catalin Marinas
Browse files

arm64: Convert empty flush_cache_{mm,page} functions to static inline 



These functions are empty, just make them static inline in the header.

Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent 88a24cff

arch/arm64/include/asm/cacheflush.h

+9 −2
Original line number Diff line number Diff line
@@ -70,13 +70,20 @@ 
 *		- size   - region size

 */

extern void flush_cache_all(void);

extern void flush_cache_mm(struct mm_struct *mm);

extern void flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end);

extern void flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr, unsigned long pfn);

extern void flush_icache_range(unsigned long start, unsigned long end);

extern void __flush_dcache_area(void *addr, size_t len);

extern void __flush_cache_user_range(unsigned long start, unsigned long end);



static inline void flush_cache_mm(struct mm_struct *mm)

{

}



static inline void flush_cache_page(struct vm_area_struct *vma,

				    unsigned long user_addr, unsigned long pfn)

{

}



/*

 * Copy user data from/to a page which is mapped into a different

 * processes address space.  Really, we want to allow our "user

arch/arm64/mm/flush.c

+0 −9
Original line number Diff line number Diff line
@@ -27,10 +27,6 @@ 


#include "mm.h"



void flush_cache_mm(struct mm_struct *mm)

{

}



void flush_cache_range(struct vm_area_struct *vma, unsigned long start,

		       unsigned long end)

{
@@ -38,11 +34,6 @@ void flush_cache_range(struct vm_area_struct *vma, unsigned long start, 
		__flush_icache_all();

}



void flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr,

		      unsigned long pfn)

{

}



static void flush_ptrace_access(struct vm_area_struct *vma, struct page *page,

				unsigned long uaddr, void *kaddr,

				unsigned long len)