diff options
Diffstat (limited to 'udev/10-dm.rules.in')
| -rw-r--r-- | udev/10-dm.rules.in | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/udev/10-dm.rules.in b/udev/10-dm.rules.in index 5d2a22b4..c40805a8 100644 --- a/udev/10-dm.rules.in +++ b/udev/10-dm.rules.in @@ -42,6 +42,9 @@ ENV{DM_COOKIE}=="?*", IMPORT{program}="$env{DM_SBIN_PATH}/dmsetup udevflags $env # is not recommended. ACTION!="add|change", GOTO="dm_end" +# Rule out easy-to-detect inappropriate events first. +ENV{DISK_RO}=="1", GOTO="dm_disable" + # There is no cookie set nor any flags encoded in events not originating # in libdevmapper so we need to detect this and try to behave correctly. # For such spurious events, regenerate all flags from current udev database content |