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-rw-r--r--lib/libc/sys/msync.26
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/libc/sys/msync.2 b/lib/libc/sys/msync.2
index 254ed12..bb55bbc 100644
--- a/lib/libc/sys/msync.2
+++ b/lib/libc/sys/msync.2
@@ -79,13 +79,19 @@ system call
will fail if:
.Bl -tag -width Er
.It Bq Er EINVAL
+The
.Fa addr
+argument
is not a multiple of the hardware page size.
.It Bq Er EINVAL
+The
.Fa len
+argument
is too large or negative.
.It Bq Er EINVAL
+The
.Fa flags
+argument
was both MS_ASYNC and MS_INVALIDATE.
Only one of these flags is allowed.
.It Bq Er EIO
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