From d34ac93a61984a9144f832582aab99e0a70f4e3b Mon Sep 17 00:00:00 2001 From: Karel Zak Date: Fri, 29 May 2009 21:46:00 +0200 Subject: losetup: add --set-capacity The LOOP_SET_CAPACITY allows to resize loop device size. Example: # blockdev --getsize64 /dev/loop0 10485760 # dd if=/dev/zero of=/home/images/aaa.img count=10 bs=1M oflag=append conv=notrunc # blockdev --getsize64 /dev/loop0 10485760 # ./losetup --set-capacity /dev/loop0 # blockdev --getsize64 /dev/loop0 20971520 CC: J. R. Okajima Signed-off-by: Karel Zak --- mount/loop.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'mount/loop.h') diff --git a/mount/loop.h b/mount/loop.h index 60688529..64df3391 100644 --- a/mount/loop.h +++ b/mount/loop.h @@ -22,6 +22,8 @@ #define LOOP_GET_STATUS 0x4C03 #define LOOP_SET_STATUS64 0x4C04 #define LOOP_GET_STATUS64 0x4C05 +/* #define LOOP_CHANGE_FD 0x4C06 */ +#define LOOP_SET_CAPACITY 0x4C07 /* Flags for loop_into{64,}->lo_flags */ enum { -- cgit v1.2.3