[lvm-devel] master - libdm: set maj:min while creating and reloading device
Zdenek Kabelac
zkabelac at sourceware.org
Tue Dec 10 14:46:23 UTC 2019
Gitweb: https://sourceware.org/git/?p=lvm2.git;a=commitdiff;h=4353823306800fda4184a4a4278d036ca345993b
Commit: 4353823306800fda4184a4a4278d036ca345993b
Parent: df0bc5081c1b84c2ae7c8d8dc92305f90f161683
Author: Zdenek Kabelac <zkabelac at redhat.com>
AuthorDate: Tue Dec 10 13:28:44 2019 +0100
Committer: Zdenek Kabelac <zkabelac at redhat.com>
CommitterDate: Tue Dec 10 15:42:59 2019 +0100
libdm: set maj:min while creating and reloading device
Add maj:min to the task structure for RELOAD - which is now
handled in _flatten() and will just skip passing device name.
---
libdm/ioctl/libdm-iface.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/libdm/ioctl/libdm-iface.c b/libdm/ioctl/libdm-iface.c
index ae44abf..7ad549c 100644
--- a/libdm/ioctl/libdm-iface.c
+++ b/libdm/ioctl/libdm-iface.c
@@ -1429,6 +1429,7 @@ static int _check_uevent_generated(struct dm_ioctl *dmi)
static int _create_and_load_v4(struct dm_task *dmt)
{
+ struct dm_info info;
struct dm_task *task;
int r;
uint32_t cookie;
@@ -1459,6 +1460,9 @@ static int _create_and_load_v4(struct dm_task *dmt)
if (!dm_task_run(task))
goto_bad;
+ if (!dm_task_get_info(task, &info) || !info.exists)
+ goto_bad;
+
dm_task_destroy(task);
/* Next load the table */
@@ -1476,6 +1480,8 @@ static int _create_and_load_v4(struct dm_task *dmt)
goto revert;
}
+ task->major = info.major;
+ task->minor = info.minor;
task->read_only = dmt->read_only;
task->head = dmt->head;
task->tail = dmt->tail;
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