From 6a20b221516fcecda25bc56996028eb50b3250f8 Mon Sep 17 00:00:00 2001 From: Alasdair G Kergon Date: Tue, 10 Jan 2017 22:23:23 +0000 Subject: [PATCH] devices: Recognise Veritas Dynamic Multipathing VxDMP doesn't interact very well with udev so always set devices/obtain_device_list_from_udev = 0 in lvm.conf on these systems. --- lib/device/dev-type.c | 10 ++++++++++ lib/device/dev-type.h | 1 + lib/device/device-types.h | 1 + 3 files changed, 12 insertions(+) diff --git a/lib/device/dev-type.c b/lib/device/dev-type.c index cc6777de5..325b66b5e 100644 --- a/lib/device/dev-type.c +++ b/lib/device/dev-type.c @@ -125,6 +125,10 @@ struct dev_types *create_dev_types(const char *proc_dir, if (!strncmp("emcpower", line + i, 8) && isspace(*(line + i + 8))) dt->emcpower_major = line_maj; + /* Look for Veritas Dynamic Multipathing */ + if (!strncmp("VxDMP", line + i, 5) && isspace(*(line + i + 5))) + dt->vxdmp_major = line_maj; + if (!strncmp("loop", line + i, 4) && isspace(*(line + i + 4))) dt->loop_major = line_maj; @@ -218,6 +222,9 @@ int dev_subsystem_part_major(struct dev_types *dt, struct device *dev) if (MAJOR(dev->dev) == dt->power2_major) return 1; + if (MAJOR(dev->dev) == dt->vxdmp_major) + return 1; + if ((MAJOR(dev->dev) == dt->blkext_major) && dev_get_primary_dev(dt, dev, &primary_dev) && (MAJOR(primary_dev) == dt->md_major)) @@ -246,6 +253,9 @@ const char *dev_subsystem_name(struct dev_types *dt, struct device *dev) if (MAJOR(dev->dev) == dt->power2_major) return "POWER2"; + if (MAJOR(dev->dev) == dt->vxdmp_major) + return "VXDMP"; + if (MAJOR(dev->dev) == dt->blkext_major) return "BLKEXT"; diff --git a/lib/device/dev-type.h b/lib/device/dev-type.h index 33622fe94..b0adfe263 100644 --- a/lib/device/dev-type.h +++ b/lib/device/dev-type.h @@ -41,6 +41,7 @@ struct dev_types { int drbd_major; int device_mapper_major; int emcpower_major; + int vxdmp_major; int power2_major; int dasd_major; int loop_major; diff --git a/lib/device/device-types.h b/lib/device/device-types.h index 2c1e4acfa..2834cd11f 100644 --- a/lib/device/device-types.h +++ b/lib/device/device-types.h @@ -63,5 +63,6 @@ static const dev_known_type_t _dev_known_types[] = { {"bcache", 1, "bcache block device cache"}, {"nvme", 64, "NVM Express"}, {"zvol", 16, "ZFS Zvols"}, + {"VxDMP", 16, "Veritas Dynamic Multipathing"}, {"", 0, ""} }; -- 2.43.5