Manual pages: blockdev.8: Minor wording and formatting fixes
Signed-off-by: Michael Kerrisk (man-pages) <mtk.manpages@gmail.com>
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@ -31,7 +31,9 @@ Be quiet.
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Be verbose.
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.IP "\fB\-\-report\fP"
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Print a report for the specified device. It is possible to give multiple
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devices. If none is given, all devices which appear in /proc/partitions are
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devices. If none is given, all devices which appear in
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.I /proc/partitions
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are
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shown. Note that the partition StartSec is in 512-byte sectors.
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.IP "\fB\-h\fR, \fB\-\-help\fR"
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Display help text and exit.
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@ -44,8 +46,9 @@ Flush buffers.
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.IP "\fB\-\-getalignoff\fP"
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Get alignment offset.
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.IP "\fB\-\-getbsz\fP"
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Print blocksize in bytes. This size does not describe device topology. It's
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size used internally by kernel and it maybe modified (for example) by
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Print the blocksize in bytes.
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This size does not describe device topology. It's
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the size used internally by ithe kernel and it may be modified (for example) by
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filesystem driver on mount.
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.IP "\fB\-\-getdiscardzeroes\fP"
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Get discard zeroes support status.
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@ -66,7 +69,9 @@ Get read-only. Print 1 if the device is read-only, 0 otherwise.
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.IP "\fB\-\-getsize64\fP"
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Print device size in bytes.
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.IP "\fB\-\-getsize\fP"
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Print device size (32-bit!) in sectors. Deprecated in favor of the \-\-getsz option.
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Print device size (32-bit!) in sectors. Deprecated in favor of the
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.B \-\-getsz
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option.
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.IP "\fB\-\-getss\fP"
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Print logical sector size in bytes \(en usually 512.
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.IP "\fB\-\-getsz\fP"
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@ -76,14 +81,21 @@ Reread partition table
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.IP "\fB\-\-setbsz\fP \fIbytes\fP"
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Set blocksize. Note that the block size is specific to the current file
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descriptor opening the block device, so the change of block size only persists
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for as long as blockdev has the device open, and is lost once blockdev exits.
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for as long as
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.B blockdev
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has the device open, and is lost once
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.B blockdev
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exits.
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.IP "\fB\-\-setfra\fP \fIsectors\fP"
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Set filesystem readahead (same like \-\-setra on 2.6 kernels).
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Set filesystem readahead (same as
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.B \-\-setra
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on 2.6 kernels).
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.IP "\fB\-\-setra\fP \fIsectors\fP"
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Set readahead (in 512-byte sectors).
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.IP "\fB\-\-setro\fP"
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Set read-only. The currently active access to the device may not be affected by the change. For example
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filesystem already mounted in read-write mode will not be affected. The change applies after remount.
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Set read-only. The currently active access to the device may not be affected by the change. For example,
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a filesystem already mounted in read-write mode will not be affected.
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The change applies after remount.
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.IP "\fB\-\-setrw\fP"
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Set read-write.
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.SH AUTHORS
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