build: make generate

conf/example.conf.in

@@ -201,9 +201,34 @@ devices {
 	multipath_component_detection = 1
 
 	# Configuration option devices/md_component_detection.
-	# Ignore devices that are components of software RAID (md) devices.
+	# Enable detection and exclusion of MD component devices.
+	# An MD component device is a block device that MD uses as part
+	# of a software RAID virtual device. When an LVM PV is created
+	# on an MD device, LVM must only use the top level MD device as
+	# the PV, and should ignore the underlying component devices.
+	# In cases where the MD superblock is located at the end of the
+	# component devices, it is more difficult for LVM to consistently
+	# identify an MD component, see the md_component_checks setting.
 	md_component_detection = 1
 
+	# Configuration option devices/md_component_checks.
+	# The checks LVM should use to detect MD component devices.
+	# MD component devices are block devices used by MD software RAID.
+	# 
+	# Accepted values:
+	#   auto
+	#     LVM will skip scanning the end of devices when it has other
+	#     indications that the device is not an MD component.
+	#   start
+	#     LVM will only scan the start of devices for MD superblocks.
+	#     This does not incur extra I/O by LVM.
+	#   full
+	#     LVM will scan the start and end of devices for MD superblocks.
+	#     This requires an extra read at the end of devices.
+	# 
+	# This configuration option has an automatic default value.
+	# md_component_checks = "auto"
+
 	# Configuration option devices/fw_raid_component_detection.
 	# Ignore devices that are components of firmware RAID devices.
 	# LVM must use an external_device_info_source other than none for this

man/lvm-fullreport.8_pregen

@@ -92,10 +92,6 @@ if information changes between commands.
 .ad b
 .br
 .ad l
-[    \fB--trustcache\fP ]
-.ad b
-.br
-.ad l
 [    \fB--unbuffered\fP ]
 .ad b
 .br
@@ -406,12 +402,6 @@ back metadata it believes has changed but hasn't.
 .ad b
 .HP
 .ad l
-\fB--trustcache\fP
-.br
-Avoids certain device scanning during command processing. Do not use.
-.ad b
-.HP
-.ad l
 \fB--unbuffered\fP
 .br
 Produce output immediately without sorting or aligning the columns properly.

man/lvs.8_pregen

@@ -96,10 +96,6 @@ lvs produces formatted output about LVs.
 .ad b
 .br
 .ad l
-[    \fB--trustcache\fP ]
-.ad b
-.br
-.ad l
 [    \fB--unbuffered\fP ]
 .ad b
 .br
@@ -427,12 +423,6 @@ back metadata it believes has changed but hasn't.
 .ad b
 .HP
 .ad l
-\fB--trustcache\fP
-.br
-Avoids certain device scanning during command processing. Do not use.
-.ad b
-.HP
-.ad l
 \fB--unbuffered\fP
 .br
 Produce output immediately without sorting or aligning the columns properly.

man/pvchange.8_pregen

@@ -16,7 +16,7 @@ others are optional.
 Change properties of all PVs.
 .br
 .P
-\fBpvchange\fP
+\fBpvchange\fP \fB-a\fP|\fB--all\fP
 .RS 4
 ( \fB-x\fP|\fB--allocatable\fP \fBy\fP|\fBn\fP,
 .ad b
@@ -25,10 +25,6 @@ Change properties of all PVs.
   \fB-u\fP|\fB--uuid\fP,
 .ad b
 .br
-.ad l
-  \fB-a\fP|\fB--all\fP,
-.ad b
-.br
 .ad l
      \fB--addtag\fP \fITag\fP,
 .ad b

man/pvs.8_pregen

@@ -92,10 +92,6 @@ pvs produces formatted output about PVs.
 .ad b
 .br
 .ad l
-[    \fB--trustcache\fP ]
-.ad b
-.br
-.ad l
 [    \fB--unbuffered\fP ]
 .ad b
 .br
@@ -416,12 +412,6 @@ back metadata it believes has changed but hasn't.
 .ad b
 .HP
 .ad l
-\fB--trustcache\fP
-.br
-Avoids certain device scanning during command processing. Do not use.
-.ad b
-.HP
-.ad l
 \fB--unbuffered\fP
 .br
 Produce output immediately without sorting or aligning the columns properly.

man/vgck.8_pregen

@@ -3,7 +3,7 @@
 vgck - Check the consistency of volume group(s)
 .
 .SH SYNOPSIS
-\fBvgck\fP
+\fBvgck\fP \fIoption_args\fP \fIposition_args\fP
 .br
     [ \fIoption_args\fP ]
 .br
@@ -12,6 +12,9 @@ vgck - Check the consistency of volume group(s)
 .SH DESCRIPTION
 vgck checks LVM metadata for consistency.
 .SH USAGE
+Read and display information about a VG.
+.br
+.P
 \fBvgck\fP
 .br
 .RS 4
@@ -26,6 +29,21 @@ vgck checks LVM metadata for consistency.
 [ \fIVG\fP|\fITag\fP ... ]
 .RE
 
+Rewrite VG metadata to correct problems.
+.br
+.P
+\fBvgck\fP \fB--updatemetadata\fP \fIVG\fP
+.br
+.RS 4
+[ COMMON_OPTIONS ]
+.RE
+.br
+
+Common options for command:
+.
+.RS 4
+.RE
+
 Common options for lvm:
 .
 .RS 4
@@ -178,6 +196,12 @@ back metadata it believes has changed but hasn't.
 .ad b
 .HP
 .ad l
+\fB--updatemetadata\fP
+.br
+Update VG metadata to correct problems.
+.ad b
+.HP
+.ad l
 \fB-v\fP|\fB--verbose\fP ...
 .br
 Set verbose level. Repeat from 1 to 4 times to increase the detail

man/vgs.8_pregen

@@ -88,10 +88,6 @@ vgs produces formatted output about VGs.
 .ad b
 .br
 .ad l
-[    \fB--trustcache\fP ]
-.ad b
-.br
-.ad l
 [    \fB--unbuffered\fP ]
 .ad b
 .br
@@ -403,12 +399,6 @@ back metadata it believes has changed but hasn't.
 .ad b
 .HP
 .ad l
-\fB--trustcache\fP
-.br
-Avoids certain device scanning during command processing. Do not use.
-.ad b
-.HP
-.ad l
 \fB--unbuffered\fP
 .br
 Produce output immediately without sorting or aligning the columns properly.