Differential D25512 Diff 77280 head/stand/i386/zfsboot/zfsboot.c

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head/stand/i386/zfsboot/zfsboot.c

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#include <sys/param.h>		#include <sys/param.h>
#include <sys/errno.h>		#include <sys/errno.h>
#include <sys/diskmbr.h>		#include <sys/diskmbr.h>
#ifdef GPT		#ifdef GPT
#include <sys/gpt.h>		#include <sys/gpt.h>
#endif		#endif
#include <sys/reboot.h>		#include <sys/reboot.h>
#include <sys/queue.h>		#include <sys/queue.h>
		#include <sys/zfs_bootenv.h>

#include <machine/bootinfo.h>		#include <machine/bootinfo.h>
#include <machine/elf.h>		#include <machine/elf.h>
#include <machine/pc/bios.h>		#include <machine/pc/bios.h>

#include <stdarg.h>		#include <stdarg.h>
#include <stddef.h>		#include <stddef.h>

▲ Show 20 Lines • Show All 176 Lines • ▼ Show 20 Lines	bootdev = MAKEBOOTDEV(dev_maj[DEVT_DISK], devdesc.d_slice + 1,
devdesc.d_partition >= 0 ? devdesc.d_partition : 0xff);		devdesc.d_partition >= 0 ? devdesc.d_partition : 0xff);

/*		/*
* zfs_fmtdev() can be called only after dv_init		* zfs_fmtdev() can be called only after dv_init
*/		*/
if (bdev != NULL && bdev->dd.d_dev->dv_type == DEVT_ZFS) {		if (bdev != NULL && bdev->dd.d_dev->dv_type == DEVT_ZFS) {
/* set up proper device name string for ZFS */		/* set up proper device name string for ZFS */
strncpy(boot_devname, zfs_fmtdev(bdev), sizeof (boot_devname));		strncpy(boot_devname, zfs_fmtdev(bdev), sizeof (boot_devname));
if (zfs_nextboot(bdev, cmd, sizeof(cmd)) == 0) {		if (zfs_get_bootonce(bdev, OS_BOOTONCE, cmd,
		sizeof(cmd)) == 0) {
		nvlist_t *benv;

nextboot = 1;		nextboot = 1;
memcpy(cmddup, cmd, sizeof(cmd));		memcpy(cmddup, cmd, sizeof(cmd));
if (parse_cmd()) {		if (parse_cmd()) {
if (!OPT_CHECK(RBX_QUIET))		if (!OPT_CHECK(RBX_QUIET))
printf("failed to parse pad2 area\n");		printf("failed to parse bootonce "
		"command\n");
exit(0);		exit(0);
}		}
if (!OPT_CHECK(RBX_QUIET))		if (!OPT_CHECK(RBX_QUIET))
printf("zfs nextboot: %s\n", cmddup);		printf("zfs bootonce: %s\n", cmddup);

		if (zfs_get_bootenv(bdev, &benv) == 0) {
		nvlist_add_string(benv, OS_BOOTONCE_USED,
		cmddup);
		zfs_set_bootenv(bdev, benv);
		}
/* Do not process this command twice */		/* Do not process this command twice */
*cmd = 0;		*cmd = 0;
}		}
}		}

/* now make sure we have bdev on all cases */		/* now make sure we have bdev on all cases */
free(bdev);		free(bdev);
i386_getdev((void **)&bdev, boot_devname, NULL);		i386_getdev((void **)&bdev, boot_devname, NULL);
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