linux-user: drop unused target_msync function

target_msync is not used, remove its declaration and implementation.

Cc: Riku Voipio <riku.voipio@iki.fi>
Cc: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20180228221609.11265-9-jcmvbkbc@gmail.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>

diff --git a/linux-user/mmap.c b/linux-user/mmap.c
index 84b15c9a1699a2ec985bd1d73f0978220822b10c..9168a2051c3473df21fad17172cd9d30613b2e9e 100644 (file)
--- a/linux-user/mmap.c
+++ b/linux-user/mmap.c
@@ -754,20 +754,3 @@ abi_long target_mremap(abi_ulong old_addr, abi_ulong old_size,
     mmap_unlock();
     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);
-}

diff --git a/linux-user/qemu.h b/linux-user/qemu.h
index 7a1a1ff57a2f9d1e9ed008f992bb3c0416d2b953..192a0d2fefc82d2d64b9aac6892ab61684d6531b 100644 (file)
--- a/linux-user/qemu.h
+++ b/linux-user/qemu.h
@@ -425,7 +425,6 @@ int target_munmap(abi_ulong start, abi_ulong len);
 abi_long target_mremap(abi_ulong old_addr, abi_ulong old_size,
                        abi_ulong new_size, unsigned long flags,
                        abi_ulong new_addr);
-int target_msync(abi_ulong start, abi_ulong len, int flags);
 extern unsigned long last_brk;
 extern abi_ulong mmap_next_start;
 abi_ulong mmap_find_vma(abi_ulong, abi_ulong);