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Index: head/lib/libc/sys/mmap.2
===================================================================
--- head/lib/libc/sys/mmap.2
+++ head/lib/libc/sys/mmap.2
@@ -28,7 +28,7 @@
.\" @(#)mmap.2 8.4 (Berkeley) 5/11/95
.\" $FreeBSD$
.\"
-.Dd June 20, 2019
+.Dd February 26, 2020
.Dt MMAP 2
.Os
.Sh NAME
@@ -432,11 +432,6 @@
.Fa prot
argument.
.It Bq Er EINVAL
-The
-.Fa prot
-argument contains permissions which are not a subset of the specified
-maximum permissions.
-.It Bq Er EINVAL
An undefined option was set in the
.Fa flags
argument.
@@ -530,6 +525,11 @@
argument was not available.
.Dv MAP_ANON
was specified and insufficient memory was available.
+.It Bq Er ENOTSUP
+The
+.Fa prot
+argument contains permissions which are not a subset of the specified
+maximum permissions.
.El
.Sh SEE ALSO
.Xr madvise 2 ,
Index: head/lib/libc/sys/mprotect.2
===================================================================
--- head/lib/libc/sys/mprotect.2
+++ head/lib/libc/sys/mprotect.2
@@ -28,7 +28,7 @@
.\" @(#)mprotect.2 8.1 (Berkeley) 6/9/93
.\" $FreeBSD$
.\"
-.Dd June 20, 2019
+.Dd February 26, 2020
.Dt MPROTECT 2
.Os
.Sh NAME
@@ -104,7 +104,7 @@
The
.Fa prot
argument contains unhandled bits.
-.It Bq Er EINVAL
+.It Bq Er ENOTSUP
The
.Fa prot
argument contains permissions which are not a subset of the specified
Index: head/sys/vm/vm_mmap.c
===================================================================
--- head/sys/vm/vm_mmap.c
+++ head/sys/vm/vm_mmap.c
@@ -225,7 +225,7 @@
max_prot = PROT_MAX_EXTRACT(prot);
prot = PROT_EXTRACT(prot);
if (max_prot != 0 && (max_prot & prot) != prot)
- return (EINVAL);
+ return (ENOTSUP);
p = td->td_proc;
@@ -668,7 +668,7 @@
vm_error = KERN_SUCCESS;
if (max_prot != 0) {
if ((max_prot & prot) != prot)
- return (EINVAL);
+ return (ENOTSUP);
vm_error = vm_map_protect(&td->td_proc->p_vmspace->vm_map,
addr, addr + size, max_prot, TRUE);
}

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