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-rw-r--r--lib/libc/sys/msync.212
-rw-r--r--sys/vm/vm_mmap.c2
2 files changed, 8 insertions, 6 deletions
diff --git a/lib/libc/sys/msync.2 b/lib/libc/sys/msync.2
index 42d8005..a91faf2 100644
--- a/lib/libc/sys/msync.2
+++ b/lib/libc/sys/msync.2
@@ -87,11 +87,13 @@ The
.Fa addr
argument
is not a multiple of the hardware page size.
-.It Bq Er EINVAL
-The
+.It Bq Er ENOMEM
+The addresses in the range starting at
+.Fa addr
+and continuing for
.Fa len
-argument
-is too large or negative.
+bytes are outside the range allowed for the address space of a
+process or specify one or more pages that are not mapped.
.It Bq Er EINVAL
The
.Fa flags
@@ -99,7 +101,7 @@ argument
was both MS_ASYNC and MS_INVALIDATE.
Only one of these flags is allowed.
.It Bq Er EIO
- An error occurred while writing at least one of the pages in
+An error occurred while writing at least one of the pages in
the specified region.
.El
.Sh SEE ALSO
diff --git a/sys/vm/vm_mmap.c b/sys/vm/vm_mmap.c
index 17f8cad..76479d9 100644
--- a/sys/vm/vm_mmap.c
+++ b/sys/vm/vm_mmap.c
@@ -556,7 +556,7 @@ sys_msync(td, uap)
case KERN_SUCCESS:
return (0);
case KERN_INVALID_ADDRESS:
- return (EINVAL); /* Sun returns ENOMEM? */
+ return (ENOMEM);
case KERN_INVALID_ARGUMENT:
return (EBUSY);
case KERN_FAILURE:
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