From 69664c24a11e8bba39890ec52aefa5654aab60bd Mon Sep 17 00:00:00 2001 From: Rob Landley Date: Sun, 9 Mar 2014 14:42:28 -0500 Subject: Promote freeramdisk from pending to other, default y. --- toys/other/freeramdisk.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 toys/other/freeramdisk.c (limited to 'toys/other/freeramdisk.c') diff --git a/toys/other/freeramdisk.c b/toys/other/freeramdisk.c new file mode 100644 index 00000000..cb0b7f8f --- /dev/null +++ b/toys/other/freeramdisk.c @@ -0,0 +1,27 @@ +/* freeramdisk.c - Free all memory allocated to ramdisk + * + * Copyright 2014 Vivek Kumar Bhagat + * + * No Standard + +USE_FREERAMDISK(NEWTOY(freeramdisk, "<1>1", TOYFLAG_SBIN|TOYFLAG_NEEDROOT)) + +config FREERAMDISK + bool "freeramdisk" + default y + help + usage: freeramdisk [RAM device] + + Free all memory allocated to specified ramdisk +*/ + +#include "toys.h" + +void freeramdisk_main(void) +{ + int fd; + + fd = xopen(toys.optargs[0], O_RDWR); + xioctl(fd, BLKFLSBUF, toys.optargs[0]); + if (CFG_TOYBOX_FREE) xclose(fd); +} -- cgit v1.2.3