diff options
Diffstat (limited to 'lib/libc/sys/mmap.2')
-rw-r--r-- | lib/libc/sys/mmap.2 | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/lib/libc/sys/mmap.2 b/lib/libc/sys/mmap.2 index 130f70b..01cde0e 100644 --- a/lib/libc/sys/mmap.2 +++ b/lib/libc/sys/mmap.2 @@ -28,7 +28,7 @@ .\" @(#)mmap.2 8.4 (Berkeley) 5/11/95 .\" $FreeBSD$ .\" -.Dd August 16, 2013 +.Dd September 9, 2013 .Dt MMAP 2 .Os .Sh NAME @@ -98,6 +98,12 @@ argument by .Em or Ns 'ing the following values: .Bl -tag -width MAP_PREFAULT_READ +.It Dv MAP_32BIT +Request a region in the first 2GB of the current process's address space. +If a suitable region cannot be found, +.Fn mmap +will fail. +This flag is only available on 64-bit platforms. .It Dv MAP_ALIGNED Ns Pq Fa n Align the region on a requested boundary. If a suitable region cannot be found, @@ -362,6 +368,13 @@ was specified and the argument was not page aligned, or part of the desired address space resides out of the valid address space for a user process. .It Bq Er EINVAL +Both +.Dv MAP_FIXED +and +.Dv MAP_32BIT +were specified and part of the desired address space resides outside +of the first 2GB of user address space. +.It Bq Er EINVAL The .Fa len argument |