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authorA. Wilcox <AWilcox@Wilcox-Tech.com>2020-02-27 07:47:53 +0000
committerA. Wilcox <AWilcox@Wilcox-Tech.com>2020-02-27 07:47:53 +0000
commit0869e8e6b02d0d61f66aaf94b5aff657b778f4bf (patch)
treec8d6722cb26bac6cca5029654b224df7d63a45a8 /user/bolt/wakeup.patch
parent6c9bc4e8ae2b92d15cd7c3fb25c626c1424a770f (diff)
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user/bolt: New package
Diffstat (limited to 'user/bolt/wakeup.patch')
-rw-r--r--user/bolt/wakeup.patch50
1 files changed, 50 insertions, 0 deletions
diff --git a/user/bolt/wakeup.patch b/user/bolt/wakeup.patch
new file mode 100644
index 000000000..a10d420c4
--- /dev/null
+++ b/user/bolt/wakeup.patch
@@ -0,0 +1,50 @@
+From ea3e3e30eb3ce76f6a0ae816a0f35809872f4edf Mon Sep 17 00:00:00 2001
+From: Christian Kellner <christian@kellner.me>
+Date: Mon, 13 Jan 2020 17:38:47 +0100
+Subject: [PATCH] manager: ignore wakeup device uevents for probing
+
+The probing detection code should ignore wakeup device uevents
+because these virtual devices can be added (and removed) without
+and correspondence to any physical thunderbolt device (un-)plug
+events.
+---
+ boltd/bolt-manager.c | 16 ++++++++++++++++
+ 1 file changed, 16 insertions(+)
+
+diff --git a/boltd/bolt-manager.c b/boltd/bolt-manager.c
+index 877c008..c8b60da 100644
+--- a/boltd/bolt-manager.c
++++ b/boltd/bolt-manager.c
+@@ -2043,6 +2043,16 @@ device_is_thunderbolt_root (struct udev_device *dev)
+ bolt_streq (driver, "thunderbolt");
+ }
+
++static gboolean
++device_is_wakeup (struct udev_device *dev)
++{
++ const char *subsys;
++
++ subsys = udev_device_get_subsystem (dev);
++
++ return bolt_streq (subsys, "wakeup");
++}
++
+ static gboolean
+ probing_add_root (BoltManager *mgr,
+ struct udev_device *dev)
+@@ -2080,6 +2090,12 @@ manager_probing_device_added (BoltManager *mgr,
+ if (syspath == NULL)
+ return;
+
++ /* ignore events for wakeup devices which get removed
++ * and added at random time without any connection to
++ * any physical thunderbolt device */
++ if (device_is_wakeup (dev))
++ return;
++
+ roots = mgr->probing_roots;
+ for (guint i = 0; i < roots->len; i++)
+ {
+--
+2.24.1
+