The patch titled
hrtimer: fix abs clock realtime
has been removed from the -mm tree. Its filename was
hrtimer-fix-abs-clock-realtimepatch.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: hrtimer: fix abs clock realtime
From: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Reported-by: Frans Pop <elendil@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Cc: john stultz <johnstul@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/hrtimer.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff -puN kernel/hrtimer.c~hrtimer-fix-abs-clock-realtimepatch kernel/hrtimer.c
--- a/kernel/hrtimer.c~hrtimer-fix-abs-clock-realtimepatch
+++ a/kernel/hrtimer.c
@@ -425,6 +425,8 @@ static int hrtimer_reprogram(struct hrti
ktime_t expires = ktime_sub(timer->expires, base->offset);
int res;
+ WARN_ON_ONCE(timer->expires.tv64 < 0);
+
/*
* When the callback is running, we do not reprogram the clock event
* device. The timer callback is either running on a different CPU or
@@ -435,6 +437,15 @@ static int hrtimer_reprogram(struct hrti
if (hrtimer_callback_running(timer))
return 0;
+ /*
+ * CLOCK_REALTIME timer might be requested with an absolute
+ * expiry time which is less than base->offset. Nothing wrong
+ * about that, just avoid to call into the tick code, which
+ * has now objections against negative expiry values.
+ */
+ if (expires.tv64 < 0)
+ return -ETIME;
+
if (expires.tv64 >= expires_next->tv64)
return 0;
_
Patches currently in -mm which might be from tglx@xxxxxxxxxxxxx are
origin.patch
git-hrt.patch
git-kvm.patch
quirks-set-en-bit-of-msi-mapping-for-devices-onht-based-nvidia-platform.patch
pci-disable-decoding-during-sizing-of-bars.patch
execute-tasklets-in-the-same-order-they-were-queued.patch
x86-amd-thermal-interrupt-support.patch
x86-remove-pt_regs-arg-from-smp_thermal_interrupt.patch
x86-visws-fix-printk-format-warnings.patch
x86-minor-cleanup-of-comments-in-processorh.patch
documentation-i386-io-apictxt-fix-description.patch
x86_64-set-cfg_size-for-amd-family-10h-in-case-mmconfig-is-used.patch
rtc-cmos-display-hpet-emulation-mode.patch
x86-cast-cmpxchg-and-cmpxchg_local-result-for-386-and-486.patch
dmi-prevent-linked-list-corruption-resent.patch
x86-fix-clearcopy_user_page-declarations-in-pageh.patch
futex-fix-init-order.patch
futex-runtime-enable-pi-and-robust-functionality.patch
x86-configurable-dmi-scanning-code.patch
asm-futexh-should-include-linux-uaccessh.patch
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