From 8c21018330e6adc15f347bd7c9e924866b8ca608 Mon Sep 17 00:00:00 2001 From: Neil Brown Date: Tue, 27 May 2008 09:18:33 +1000 Subject: [PATCH] Alway use a unique file name for opendev Else mdadm and mdmon running in parallel can tread on each other. --- util.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/util.c b/util.c index c6273826..8e4e60d3 100644 --- a/util.c +++ b/util.c @@ -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); -- 2.39.2