diff options
Diffstat (limited to 'extra/pm-utils/pm-utils-13-49bluetooth-sync.patch')
| -rw-r--r-- | extra/pm-utils/pm-utils-13-49bluetooth-sync.patch | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/extra/pm-utils/pm-utils-13-49bluetooth-sync.patch b/extra/pm-utils/pm-utils-13-49bluetooth-sync.patch deleted file mode 100644 index 0083ca942..000000000 --- a/extra/pm-utils/pm-utils-13-49bluetooth-sync.patch +++ /dev/null @@ -1,44 +0,0 @@ -From 640b53438c20818b3e344343b58b1f1765606a85 Mon Sep 17 00:00:00 2001 -From: Martin Pitt <martin.pitt@ubuntu.com> -Date: Mon, 31 Jan 2011 15:30:01 +0100 -Subject: [PATCH] 49bluetooth: Wait for btusb module to get unused - -The 49bluetooth hook disables /proc/acpi/ibm/bluetooth but this isn't -synchronous, i. e. it doesn't wait until the module usage count actually drops -to 0. Due to that, it's impossible to add btusb to SUSPEND_MODULES (on some -models/older kernels you need to do that to fix suspend problems), as at that -point the module is still in use. - -On my system (ThinkPad X201) the module takes between 0.3 and 0.5 seconds to -unload, so use 100 ms wait steps with a timeout of 2 seconds. - -Bug: https://bugs.freedesktop.org//show_bug.cgi?id=33759 -Bug-Ubuntu: https://launchpad.net/bugs/698331 ---- - pm/sleep.d/49bluetooth | 9 +++++++++ - 1 files changed, 9 insertions(+), 0 deletions(-) - -diff --git a/pm/sleep.d/49bluetooth b/pm/sleep.d/49bluetooth -index d46ba49..0dc1909 100755 ---- a/pm/sleep.d/49bluetooth -+++ b/pm/sleep.d/49bluetooth -@@ -12,6 +12,15 @@ suspend_bluetooth() - if grep -q enabled /proc/acpi/ibm/bluetooth; then - savestate ibm_bluetooth enable - echo disable > /proc/acpi/ibm/bluetooth -+ -+ # wait for up to 2 seconds for the module to actually get -+ # unused -+ TIMEOUT=20 -+ while [ $TIMEOUT -ge 0 ]; do -+ [ `cat /sys/module/btusb/refcnt` = 0 ] && break -+ TIMEOUT=$((TIMEOUT-1)) -+ sleep 0.1 -+ done - else - savestate ibm_bluetooth disable - fi --- -1.7.2.3 - - |