From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sebastian Andrzej Siewior Subject: [ANNOUNCE] 3.8.13-rt14 Date: Thu, 11 Jul 2013 09:38:58 +0200 Message-ID: <20130711073858.GA3695@linutronix.de> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: LKML , Thomas Gleixner , rostedt@goodmis.org, John Kacur To: linux-rt-users Return-path: Received: from www.linutronix.de ([62.245.132.108]:36658 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755602Ab3GKHjA convert rfc822-to-8bit (ORCPT ); Thu, 11 Jul 2013 03:39:00 -0400 Content-Disposition: inline Sender: linux-rt-users-owner@vger.kernel.org List-ID: Dear RT Folks, I'm pleased to announce the 3.8.13-rt14 release. changes since v3.8.13-rt13: - added a patch from Uwe Kleine-K=C3=B6nig to fix the UP breakage intro= duced by the recent s/sbin spinlocks/raw_spin_lock/ change. - added a fix for a livelock of workqueue vs ata-piix. Found by Carsten Emde, patch proposed by Thomas Gleixner. The delta patch against v3.8.13-rt13 is appended below and can be found= here: https://www.kernel.org/pub/linux/kernel/projects/rt/3.8/incr/patch-3.= 8.13-rt13-rt14.patch.xz The RT patch against 3.8.13 can be found here: https://www.kernel.org/pub/linux/kernel/projects/rt/3.8/patch-3.8.13-= rt14.patch.xz The split quilt queue is available at: https://www.kernel.org/pub/linux/kernel/projects/rt/3.8/patches-3.8.1= 3-rt14.tar.xz Sebastian diff --git a/include/linux/list_bl.h b/include/linux/list_bl.h index ddfd46a..becd7a6 100644 --- a/include/linux/list_bl.h +++ b/include/linux/list_bl.h @@ -131,8 +131,10 @@ static inline void hlist_bl_lock(struct hlist_bl_h= ead *b) bit_spin_lock(0, (unsigned long *)b); #else raw_spin_lock(&b->lock); +#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK) __set_bit(0, (unsigned long *)b); #endif +#endif } =20 static inline void hlist_bl_unlock(struct hlist_bl_head *b) @@ -140,7 +142,9 @@ static inline void hlist_bl_unlock(struct hlist_bl_= head *b) #ifndef CONFIG_PREEMPT_RT_BASE __bit_spin_unlock(0, (unsigned long *)b); #else +#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK) __clear_bit(0, (unsigned long *)b); +#endif raw_spin_unlock(&b->lock); #endif } diff --git a/kernel/workqueue.c b/kernel/workqueue.c index 0d49ddf..99855b3 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -42,6 +42,7 @@ #include #include #include +#include =20 #include "workqueue_sched.h" =20 @@ -1157,7 +1158,7 @@ static int try_to_grab_pending(struct work_struct= *work, bool is_dwork, local_unlock_irqrestore(pendingb_lock, *flags); if (work_is_canceling(work)) return -ENOENT; - cpu_relax(); + cpu_chill(); return -EAGAIN; } =20 diff --git a/localversion-rt b/localversion-rt index 9f7d0bd..08b3e75 100644 --- a/localversion-rt +++ b/localversion-rt @@ -1 +1 @@ --rt13 +-rt14 -- To unsubscribe from this list: send the line "unsubscribe linux-rt-user= s" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html