From: Jacob Pan <jacob.jun.pan@linux.intel.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Arjan van de Ven <arjan@linux.intel.com>,
lenb@kernel.org, rjw@rjwysocki.net,
Eliezer Tamir <eliezer.tamir@linux.intel.com>,
Chris Leech <christopher.leech@intel.com>,
David Miller <davem@davemloft.net>,
rui.zhang@intel.com, Mike Galbraith <bitbucket@online.de>,
Ingo Molnar <mingo@kernel.org>,
hpa@zytor.com, Thomas Gleixner <tglx@linutronix.de>,
linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org,
Rusty Russell <rusty@rustcorp.com.au>
Subject: Re: [PATCH 7/7] preempt: Take away preempt_enable_no_resched() from modules
Date: Wed, 20 Nov 2013 11:29:35 -0800 [thread overview]
Message-ID: <20131120112935.6be596e4@ultegra> (raw)
In-Reply-To: <20131120191841.GY16796@laptop.programming.kicks-ass.net>
On Wed, 20 Nov 2013 20:18:41 +0100
Peter Zijlstra <peterz@infradead.org> wrote:
> I think the below will cure both -- will fold in the proper patches
> tomorrow, need to get away from the computer noaw.
[Jacob Pan] looks good to me. one more thing for tomorrow :)
diff --git a/kernel/softirq.c b/kernel/softirq.c
index d3283d3..750e853 100644
--- a/kernel/softirq.c
+++ b/kernel/softirq.c
@@ -114,6 +114,7 @@ void __local_bh_disable_ip(unsigned long ip,
unsigned int cnt) if (preempt_count() == cnt)
trace_preempt_off(CALLER_ADDR0,
get_parent_ip(CALLER_ADDR1)); }
+EXPORT_SYMBOL_GPL(__local_bh_disable_ip);
#endif /* CONFIG_TRACE_IRQFLAGS */
static void __local_bh_enable(unsigned int cnt)
@@ -169,7 +170,7 @@ void __local_bh_enable_ip(unsigned long ip,
unsigned int cnt) #endif
preempt_check_resched();
}
-
+EXPORT_SYMBOL_GPL(__local_bh_enable_ip);
/*
* We restart softirq processing for at most MAX_SOFTIRQ_RESTART times,
* but break the loop if need_resched() is set or after 2 ms.
next prev parent reply other threads:[~2013-11-20 19:29 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-20 16:04 [PATCH 0/7] Cure some vaux idle wrackage Peter Zijlstra
2013-11-20 16:04 ` [PATCH 1/7] x86, acpi, idle: Restructure the mwait idle routines Peter Zijlstra
2013-11-20 16:04 ` [PATCH 2/7] sched, preempt: Fixup missed PREEMPT_NEED_RESCHED folding Peter Zijlstra
2013-11-21 8:25 ` Peter Zijlstra
2013-11-20 16:04 ` [PATCH 3/7] idle, thermal, acpi: Remove home grown idle implementations Peter Zijlstra
2013-11-20 16:40 ` Arjan van de Ven
2013-11-20 16:59 ` Peter Zijlstra
2013-11-20 17:23 ` Thomas Gleixner
2013-11-20 17:23 ` Arjan van de Ven
2013-11-20 17:55 ` Thomas Gleixner
2013-11-20 18:21 ` Arjan van de Ven
2013-11-20 19:38 ` Thomas Gleixner
2013-11-20 22:08 ` Jacob Pan
2013-11-21 0:54 ` Jacob Pan
2013-11-21 8:21 ` Peter Zijlstra
2013-11-21 16:07 ` Paul E. McKenney
2013-11-21 16:21 ` Arjan van de Ven
2013-11-21 19:19 ` Paul E. McKenney
2013-11-21 19:45 ` Arjan van de Ven
2013-11-21 20:07 ` Paul E. McKenney
2013-11-22 0:10 ` Jacob Pan
2013-11-22 4:20 ` Paul E. McKenney
2013-11-22 11:33 ` Peter Zijlstra
2013-11-22 17:17 ` Paul E. McKenney
2013-11-21 16:29 ` Peter Zijlstra
2013-11-21 17:27 ` Paul E. McKenney
2013-11-20 16:04 ` [PATCH 4/7] preempt, locking: Rework local_bh_{dis,en}able() Peter Zijlstra
2013-11-20 16:04 ` [PATCH 5/7] locking: Optimize lock_bh functions Peter Zijlstra
2013-11-20 16:04 ` [PATCH 6/7] sched: Clean up preempt_enable_no_resched() abuse Peter Zijlstra
2013-11-20 18:02 ` Eliezer Tamir
2013-11-20 18:15 ` Peter Zijlstra
2013-11-20 20:14 ` Eliezer Tamir
2013-11-21 10:10 ` Peter Zijlstra
2013-11-21 13:26 ` Eliezer Tamir
2013-11-21 13:39 ` Peter Zijlstra
2013-11-22 6:56 ` Eliezer Tamir
2013-11-22 11:30 ` Peter Zijlstra
2013-11-26 7:15 ` Eliezer Tamir
2013-11-26 10:51 ` Thomas Gleixner
2013-11-20 16:04 ` [PATCH 7/7] preempt: Take away preempt_enable_no_resched() from modules Peter Zijlstra
2013-11-20 18:54 ` Jacob Pan
2013-11-20 19:00 ` Peter Zijlstra
2013-11-20 19:18 ` Peter Zijlstra
2013-11-20 19:29 ` Jacob Pan [this message]
2013-11-20 16:34 ` [PATCH 0/7] Cure some vaux idle wrackage Peter Zijlstra
2013-11-20 17:19 ` Jacob Pan
2013-11-20 17:24 ` Peter Zijlstra
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