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linux-user: drop unused target_msync function

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target_msync is not used, remove its declaration and implementation.

Cc: Riku Voipio <riku.voipio@iki.fi>
Cc: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
This commit is contained in:
Max Filippov 2018-02-27 15:33:12 -08:00
parent 72d75bb316
commit bf9c3a5a96
2 changed files with 0 additions and 18 deletions
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17
linux-user/mmap.c
View File

@ -754,20 +754,3 @@ abi_long target_mremap(abi_ulong old_addr, abi_ulong old_size,
mmap_unlock(); mmap_unlock();
return new_addr; return new_addr;
} }
int target_msync(abi_ulong start, abi_ulong len, int flags)
{
abi_ulong end;
if (start & ~TARGET_PAGE_MASK)
return -EINVAL;
len = TARGET_PAGE_ALIGN(len);
end = start + len;
if (end < start)
return -EINVAL;
if (end == start)
return 0;
start &= qemu_host_page_mask;
return msync(g2h(start), end - start, flags);
}

1
linux-user/qemu.h
View File

@ -428,7 +428,6 @@ int target_munmap(abi_ulong start, abi_ulong len);
abi_long target_mremap(abi_ulong old_addr, abi_ulong old_size, abi_long target_mremap(abi_ulong old_addr, abi_ulong old_size,
abi_ulong new_size, unsigned long flags, abi_ulong new_size, unsigned long flags,
abi_ulong new_addr); abi_ulong new_addr);
int target_msync(abi_ulong start, abi_ulong len, int flags);
extern unsigned long last_brk; extern unsigned long last_brk;
extern abi_ulong mmap_next_start; extern abi_ulong mmap_next_start;
abi_ulong mmap_find_vma(abi_ulong, abi_ulong); abi_ulong mmap_find_vma(abi_ulong, abi_ulong);