From: Matt Redfearn <matt.redfearn@imgtec.com>
To: Ralf Baechle <ralf@linux-mips.org>
Cc: <linux-mips@linux-mips.org>,
"Jason A . Donenfeld" <Jason@zx2c4.com>,
Thomas Gleixner <tglx@linutronix.de>,
Matt Redfearn <matt.redfearn@imgtec.com>,
<linux-kernel@vger.kernel.org>
Subject: [PATCH 5/5] MIPS: Select HAVE_IRQ_EXIT_ON_IRQ_STACK
Date: Fri, 2 Dec 2016 13:39:17 +0000 [thread overview]
Message-ID: <1480685957-18809-6-git-send-email-matt.redfearn@imgtec.com> (raw)
In-Reply-To: <1480685957-18809-1-git-send-email-matt.redfearn@imgtec.com>
Since do_IRQ is now invoked on a separate IRQ stack, we select
HAVE_IRQ_EXIT_ON_IRQ_STACK so that softirq's may be invoked directly
from irq_exit(), rather than requiring do_softirq_own_stack.
Signed-off-by: Matt Redfearn <matt.redfearn@imgtec.com>
---
arch/mips/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index b3c5bde43d34..80832aa8e4fb 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -9,6 +9,7 @@ config MIPS
select HAVE_CONTEXT_TRACKING
select HAVE_GENERIC_DMA_COHERENT
select HAVE_IDE
+ select HAVE_IRQ_EXIT_ON_IRQ_STACK
select HAVE_OPROFILE
select HAVE_PERF_EVENTS
select PERF_USE_VMALLOC
--
2.7.4
next prev parent reply other threads:[~2016-12-02 13:39 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-02 13:39 [PATCH 0/5] MIPS: Add per-cpu IRQ stack Matt Redfearn
2016-12-02 13:39 ` [PATCH 1/5] MIPS: Introduce irq_stack Matt Redfearn
2016-12-06 22:13 ` Jason A. Donenfeld
2016-12-07 9:25 ` Matt Redfearn
2016-12-02 13:39 ` [PATCH 2/5] MIPS: Stack unwinding while on IRQ stack Matt Redfearn
2016-12-02 13:39 ` [PATCH 3/5] MIPS: Only change $28 to thread_info if coming from user mode Matt Redfearn
2016-12-05 16:20 ` Maciej W. Rozycki
2016-12-05 16:52 ` Matt Redfearn
2016-12-05 17:22 ` Maciej W. Rozycki
2016-12-05 17:27 ` Paul Burton
2016-12-05 17:41 ` Maciej W. Rozycki
2016-12-02 13:39 ` [PATCH 4/5] MIPS: Switch to the irq_stack in interrupts Matt Redfearn
2016-12-02 13:39 ` Matt Redfearn [this message]
2016-12-06 22:09 ` [PATCH 0/5] MIPS: Add per-cpu IRQ stack Jason A. Donenfeld
2016-12-07 9:30 ` Matt Redfearn
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