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author | Neil Brown <neilb@suse.de> | 2007-05-21 14:25:44 +1000 |
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committer | Neil Brown <neilb@suse.de> | 2007-05-21 14:25:44 +1000 |
commit | 1f48664b8e65cafa65d121bb626649a6310cfaf2 (patch) | |
tree | 83ecb51e0102d5ae4e4a7bd50930ade1301bfd75 /Manage.c | |
parent | 69646c1483b7b728d77ae2c944d624f8c05ad4db (diff) | |
download | mdadm-1f48664b8e65cafa65d121bb626649a6310cfaf2.tar.gz mdadm-1f48664b8e65cafa65d121bb626649a6310cfaf2.tar.xz mdadm-1f48664b8e65cafa65d121bb626649a6310cfaf2.zip |
Add --auto-detect for in-kernel autodetect.
This is equivalent to raidautorun that some distros provide.
Diffstat (limited to 'Manage.c')
-rw-r--r-- | Manage.c | 13 |
1 files changed, 13 insertions, 0 deletions
@@ -507,4 +507,17 @@ int Manage_subdevs(char *devname, int fd, return 0; } + +int autodetect(void) +{ + /* Open any md device, and issue the RAID_AUTORUN ioctl */ + int rv = 1; + int fd = dev_open("9:0", O_RDONLY); + if (fd >= 0) { + if (ioctl(fd, RAID_AUTORUN, 0) == 0) + rv = 0; + close(fd); + } + return rv; +} #endif |