The patch titled
futex_unlock_pi() hurts my brain and may cause application deadlock
has been removed from the -mm tree. Its filename was
futex_unlock_pi-hurts-my-brain-and-may-cause.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: futex_unlock_pi() hurts my brain and may cause application deadlock
From: john stultz <johnstul@xxxxxxxxxx>
Avoid futex_unlock_pi returning -EFAULT (which results in deadlock), by
clearing uval before jumping to retry_locked.
Signed-off-by: John Stultz <johnstul@xxxxxxxxxx>
Acked-by: Steven Rostedt <rostedt@xxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/futex.c | 1 +
1 files changed, 1 insertion(+)
diff -puN kernel/futex.c~futex_unlock_pi-hurts-my-brain-and-may-cause kernel/futex.c
--- a/kernel/futex.c~futex_unlock_pi-hurts-my-brain-and-may-cause
+++ a/kernel/futex.c
@@ -1670,6 +1670,7 @@ pi_faulted:
attempt);
if (ret)
goto out;
+ uval = 0;
goto retry_unlocked;
}
_
Patches currently in -mm which might be from johnstul@xxxxxxxxxx are
origin.patch
git-acpi.patch
geode-mfgpt-clock-event-device-support.patch
x86_64-hpet-restore-vread.patch
x86_64-restore-restore-nohpet-cmdline.patch
x86_64-prep-idle-loop-for-dynticks.patch
x86_64-enable-high-resolution-timers-and-dynticks.patch
kernel-time-timekeepingc-cleanups.patch
use-num_possible_cpus-instead-of-nr_cpus-for-timer.patch
kernel-time-clocksourcec-use-list_for_each_entry-instead-of-list_for_each.patch
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