diff options
Diffstat (limited to 'lib')
-rw-r--r-- | lib/libc/sys/mmap.2 | 38 |
1 files changed, 24 insertions, 14 deletions
diff --git a/lib/libc/sys/mmap.2 b/lib/libc/sys/mmap.2 index 3dd8303..7380a7f 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 June 19, 2014 +.Dd September 17, 2014 .Dt MMAP 2 .Os .Sh NAME @@ -176,11 +176,6 @@ already exists within the range. .It Dv MAP_HASSEMAPHORE Notify the kernel that the region may contain semaphores and that special handling may be necessary. -.It Dv MAP_INHERIT -This flag never operated as advertised and is no longer supported. -Please refer to -.Xr minherit 2 -for further information. .It Dv MAP_NOCORE Region is not included in a core file. .It Dv MAP_NOSYNC @@ -300,14 +295,6 @@ The system call does not unmap pages, see .Xr munmap 2 for further information. -.Pp -The current design does not allow a process to specify the location of -swap space. -In the future we may define an additional mapping type, -.Dv MAP_SWAP , -in which -the file descriptor argument specifies a file or device to which swapping -should be done. .Sh NOTES Although this implementation does not impose any alignment restrictions on the @@ -372,6 +359,29 @@ The argument is not a valid open file descriptor. .It Bq Er EINVAL +An invalid value was passed in the +.Fa prot +argument. +.It Bq Er EINVAL +An undefined option was set in the +.Fa flags +argument. +.It Bq Er EINVAL +Both +.Dv MAP_PRIVATE +and +.Dv MAP_SHARED +were specified. +.It Bq Er EINVAL +None of +.Dv MAP_ANON , +.Dv MAP_PRIVATE , +.Dv MAP_SHARED , +or +.Dv MAP_STACK +was specified. +At least one of these flags must be included. +.It Bq Er EINVAL .Dv MAP_FIXED was specified and the .Fa addr |