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authorBenno Schulenberg2014-08-11 22:23:39 +0200
committerKarel Zak2014-08-20 10:47:07 +0200
commit882be6261067b4642094f0ed796871601d526285 (patch)
treee83389de7156252de51795305416335fb0a77975 /sys-utils/zramctl.8
parentfdisk: add independent debug stuff (diff)
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docs: improve the description of --size in the man page of zramctl
Signed-off-by: Benno Schulenberg <bensberg@justemail.net>
Diffstat (limited to 'sys-utils/zramctl.8')
-rw-r--r--sys-utils/zramctl.813
1 files changed, 4 insertions, 9 deletions
diff --git a/sys-utils/zramctl.8 b/sys-utils/zramctl.8
index a30823388..6f82ccf59 100644
--- a/sys-utils/zramctl.8
+++ b/sys-utils/zramctl.8
@@ -67,15 +67,10 @@ Reset the options of the specified zram device(s). Zram device settings
can be changed only after a reset.
.TP
.BR \-s , " \-\-size " \fIsize
-Force the zram driver to reread the size of the file associated with
-the specified zram device. When not specified the
-.I size
-unit is bytes. The zram devices size is page size aligned. When
-requested
-.I size
-does match with page size the device be large enough to hold the reqested
-.I size
-plus length to next page boundary.
+Create a zram device of the specified \fIsize\fR.
+Zram devices are aligned to memory pages; when the requested \fIsize\fR is
+not a multiple of the page size, it will be rounded up to the next multiple.
+When not otherwise specified, the unit of the \fIsize\fR parameter is bytes.
.IP
The \fIsize\fR argument may be followed by the multiplicative suffixes KiB (=1024),
MiB (=1024*1024), and so on for GiB, TiB, PiB, EiB, ZiB and YiB (the "iB"