diff options
Diffstat (limited to 'share/man/man4/man4.i386/io.4')
| -rw-r--r-- | share/man/man4/man4.i386/io.4 | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/share/man/man4/man4.i386/io.4 b/share/man/man4/man4.i386/io.4 index b1110d9..a3cb912 100644 --- a/share/man/man4/man4.i386/io.4 +++ b/share/man/man4/man4.i386/io.4 @@ -44,7 +44,8 @@ Any process that holds a file descriptor on open will get its .Em IOPL bits in the flag register set, thus allowing it to perform direct -I/O operations. This can be useful in order to write userland +I/O operations. +This can be useful in order to write userland programs that handle some hardware directly. Note that even read-only access will grant the full I/O privileges. .Pp |
