forked from pool/systemd
3595bbe8f8
- 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/request/show/236618 OBS-URL: https://build.opensuse.org/package/show/Base:System/systemd?expand=0&rev=662
40 lines
1.8 KiB
Diff
40 lines
1.8 KiB
Diff
From e918a1b5a94f270186dca59156354acd2a596494 Mon Sep 17 00:00:00 2001
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From: Kay Sievers <kay@vrfy.org>
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Date: Tue, 3 Jun 2014 16:49:38 +0200
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Subject: [PATCH] udev: exclude device-mapper from block device ownership event
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locking
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Signed-off-by: Robert Milasan <rmilasan@suse.com>
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---
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src/udev/udevd.c | 14 +++++++++++++-
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1 file changed, 13 insertions(+), 1 deletion(-)
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diff --git a/src/udev/udevd.c b/src/udev/udevd.c
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index 819ea3b..6c05104 100644
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--- a/src/udev/udevd.c
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+++ b/src/udev/udevd.c
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@@ -290,7 +290,19 @@ static void worker_new(struct event *event)
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* acquired the lock, the external process will block until
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* udev has finished its event handling.
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*/
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- if (streq_ptr("block", udev_device_get_subsystem(dev))) {
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+
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+ /*
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+ * <kabi_> since we make check - device seems unused - we try
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+ * ioctl to deactivate - and device is found to be opened
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+ * <kay> sure, you try to take a write lock
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+ * <kay> if you get it udev is out
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+ * <kay> if you can't get it, udev is busy
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+ * <kabi_> we cannot deactivate openned device (as it is in-use)
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+ * <kay> maybe we should just exclude dm from that thing entirely
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+ * <kabi_> IMHO this sounds like a good plan for this moment
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+ */
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+ if (streq_ptr("block", udev_device_get_subsystem(dev)) &&
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+ !startswith("dm-", udev_device_get_sysname(dev))) {
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struct udev_device *d = dev;
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if (streq_ptr("partition", udev_device_get_devtype(d)))
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--
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1.8.4.5
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