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-rw-r--r--mm/fadvise.c11
-rw-r--r--mm/readahead.c7
2 files changed, 18 insertions, 0 deletions
diff --git a/mm/fadvise.c b/mm/fadvise.c
index 338f16022012..c76ee665355a 100644
--- a/mm/fadvise.c
+++ b/mm/fadvise.c
@@ -215,4 +215,15 @@ SYSCALL_DEFINE4(fadvise64, int, fd, loff_t, offset, size_t, len, int, advice)
}
#endif
+
+#if defined(CONFIG_COMPAT) && defined(__ARCH_WANT_COMPAT_FADVISE64_64)
+
+COMPAT_SYSCALL_DEFINE6(fadvise64_64, int, fd, compat_arg_u64_dual(offset),
+ compat_arg_u64_dual(len), int, advice)
+{
+ return ksys_fadvise64_64(fd, compat_arg_u64_glue(offset),
+ compat_arg_u64_glue(len), advice);
+}
+
+#endif
#endif
diff --git a/mm/readahead.c b/mm/readahead.c
index 8e3775829513..a9ba3bb19ad0 100644
--- a/mm/readahead.c
+++ b/mm/readahead.c
@@ -746,6 +746,13 @@ SYSCALL_DEFINE3(readahead, int, fd, loff_t, offset, size_t, count)
return ksys_readahead(fd, offset, count);
}
+#if defined(CONFIG_COMPAT) && defined(__ARCH_WANT_COMPAT_READAHEAD)
+COMPAT_SYSCALL_DEFINE4(readahead, int, fd, compat_arg_u64_dual(offset), size_t, count)
+{
+ return ksys_readahead(fd, compat_arg_u64_glue(offset), count);
+}
+#endif
+
/**
* readahead_expand - Expand a readahead request
* @ractl: The request to be expanded