systemd/1025-udev-exclude-device-mapper-from-block-device-ownersh.patch
Robert Milasan 6ffaee480b - Add upstream patches
1025-udev-exclude-device-mapper-from-block-device-ownersh.patch
  1026-udevd-inotify-modernizations.patch
  1027-udev-synthesize-change-events-for-partitions-when-to.patch
  1028-udev-link-config-fix-mem-leak.patch
  1029-udev-try-first-re-reading-the-partition-table.patch
  1030-udev-guard-REREADP-logic-with-open-O_ECXL.patch
  1031-udev-make-sure-we-always-get-change-for-the-disk.patch
  1032-udev-guard-REREADPT-by-exclusive-lock-instead-of-O_E.patch 

- Add upstream patches
  1025-udev-exclude-device-mapper-from-block-device-ownersh.patch
  1026-udevd-inotify-modernizations.patch
  1027-udev-synthesize-change-events-for-partitions-when-to.patch
  1028-udev-link-config-fix-mem-leak.patch
  1029-udev-try-first-re-reading-the-partition-table.patch
  1030-udev-guard-REREADP-logic-with-open-O_ECXL.patch
  1031-udev-make-sure-we-always-get-change-for-the-disk.patch
  1032-udev-guard-REREADPT-by-exclusive-lock-instead-of-O_E.patch

OBS-URL: https://build.opensuse.org/package/show/Base:System/systemd?expand=0&rev=662
2014-06-09 08:41:53 +00:00

40 lines
1.8 KiB
Diff

From e918a1b5a94f270186dca59156354acd2a596494 Mon Sep 17 00:00:00 2001
From: Kay Sievers <kay@vrfy.org>
Date: Tue, 3 Jun 2014 16:49:38 +0200
Subject: [PATCH] udev: exclude device-mapper from block device ownership event
locking
Signed-off-by: Robert Milasan <rmilasan@suse.com>
---
src/udev/udevd.c | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/src/udev/udevd.c b/src/udev/udevd.c
index 819ea3b..6c05104 100644
--- a/src/udev/udevd.c
+++ b/src/udev/udevd.c
@@ -290,7 +290,19 @@ static void worker_new(struct event *event)
* acquired the lock, the external process will block until
* udev has finished its event handling.
*/
- if (streq_ptr("block", udev_device_get_subsystem(dev))) {
+
+ /*
+ * <kabi_> since we make check - device seems unused - we try
+ * ioctl to deactivate - and device is found to be opened
+ * <kay> sure, you try to take a write lock
+ * <kay> if you get it udev is out
+ * <kay> if you can't get it, udev is busy
+ * <kabi_> we cannot deactivate openned device (as it is in-use)
+ * <kay> maybe we should just exclude dm from that thing entirely
+ * <kabi_> IMHO this sounds like a good plan for this moment
+ */
+ if (streq_ptr("block", udev_device_get_subsystem(dev)) &&
+ !startswith("dm-", udev_device_get_sysname(dev))) {
struct udev_device *d = dev;
if (streq_ptr("partition", udev_device_get_devtype(d)))
--
1.8.4.5