diff options
author | Neil Brown <neilb@suse.de> | 2008-05-27 09:18:33 +1000 |
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committer | Neil Brown <neilb@suse.de> | 2008-05-27 09:18:33 +1000 |
commit | 8c21018330e6adc15f347bd7c9e924866b8ca608 (patch) | |
tree | 446b39a87645a1a4f3711109ef84b2f522df9670 | |
parent | 2318b9f0dc98b03d3e3374e41b2ca6f85b18f922 (diff) |
Alway use a unique file name for opendev
Else mdadm and mdmon running in parallel can tread on each other.
-rw-r--r-- | util.c | 3 |
1 files changed, 2 insertions, 1 deletions
@@ -770,7 +770,8 @@ int dev_open(char *dev, int flags) if (e > dev && *e == ':' && e[1] && (minor = strtoul(e+1, &e, 0)) >= 0 && *e == 0) { - snprintf(devname, sizeof(devname), "/dev/.tmp.md.%d:%d", major, minor); + snprintf(devname, sizeof(devname), "/dev/.tmp.md.%d:%d:%d", + (int)getpid(), major, minor); if (mknod(devname, S_IFBLK|0600, makedev(major, minor))==0) { fd = open(devname, flags); unlink(devname); |