wipefs: add --lock and LOCK_BLOCK_DEVICE

[thirdparty/util-linux.git] / disk-utils / raw.8

diff --git a/disk-utils/raw.8 b/disk-utils/raw.8
index 74c15a943d10cae0d25b611b3085bb2640e86956..ba9fd256a81b302fdbc141e49b925afde0f3dce7 100644 (file)
--- a/disk-utils/raw.8
+++ b/disk-utils/raw.8
@@ -1,4 +1,3 @@
-.\" -*- nroff -*-
 .TH RAW 8 "August 1999" "util-linux" "System Administration"
 .SH NAME
 raw \- bind a Linux raw character device
@@ -76,6 +75,10 @@ Display help text and exit.
 \fB\-V\fR, \fB\-\-version\fR
 Display version information and exit.
 
+.SH NOTES
+Rather than using raw devices applications should prefer
+.BR open (2)
+devices, such as /dev/sda1, with the O_DIRECT flag.
 .SH BUGS
 The Linux
 .BR dd (1)
@@ -89,8 +92,8 @@ device buffer cache.  If you use raw I/O to overwrite data already in
 the buffer cache, the buffer cache will no longer correspond to the
 contents of the actual storage device underneath.  This is deliberate,
 but is regarded either a bug or a feature depending on who you ask!
-.SH AUTHOR
+.SH AUTHORS
 Stephen Tweedie (sct@redhat.com)
 .SH AVAILABILITY
 The raw command is part of the util-linux package and is available from
-ftp://ftp.kernel.org/pub/linux/utils/util-linux/.
+https://www.kernel.org/pub/linux/utils/util-linux/.