2020-10-12 12:52:06 +00:00
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From 179303a9c436686b3229b062198ea9e188b1d2ec Mon Sep 17 00:00:00 2001
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Message-Id: <179303a9c436686b3229b062198ea9e188b1d2ec.1601675151.git.zanussi@kernel.org>
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In-Reply-To: <5b5a156f9808b1acf1205606e03da117214549ea.1601675151.git.zanussi@kernel.org>
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References: <5b5a156f9808b1acf1205606e03da117214549ea.1601675151.git.zanussi@kernel.org>
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2018-08-27 14:32:32 +00:00
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From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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Date: Thu, 29 Aug 2013 11:48:57 +0200
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2020-09-04 20:10:21 +00:00
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Subject: [PATCH 055/333] md: disable bcache
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2019-04-08 23:49:20 +00:00
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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2020-10-12 12:52:06 +00:00
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Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.148-rt64.tar.xz
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2018-08-27 14:32:32 +00:00
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It uses anon semaphores
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|drivers/md/bcache/request.c: In function ‘cached_dev_write_complete’:
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|drivers/md/bcache/request.c:1007:2: error: implicit declaration of function ‘up_read_non_owner’ [-Werror=implicit-function-declaration]
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| up_read_non_owner(&dc->writeback_lock);
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| ^
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|drivers/md/bcache/request.c: In function ‘request_write’:
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|drivers/md/bcache/request.c:1033:2: error: implicit declaration of function ‘down_read_non_owner’ [-Werror=implicit-function-declaration]
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| down_read_non_owner(&dc->writeback_lock);
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| ^
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either we get rid of those or we have to introduce them…
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Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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---
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2019-04-08 23:49:20 +00:00
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drivers/md/bcache/Kconfig | 1 +
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2018-08-27 14:32:32 +00:00
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1 file changed, 1 insertion(+)
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2019-04-08 23:49:20 +00:00
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diff --git a/drivers/md/bcache/Kconfig b/drivers/md/bcache/Kconfig
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index f6e0a8b3a61e..18c03d79a442 100644
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2018-08-27 14:32:32 +00:00
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--- a/drivers/md/bcache/Kconfig
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+++ b/drivers/md/bcache/Kconfig
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@@ -1,6 +1,7 @@
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config BCACHE
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tristate "Block device as cache"
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+ depends on !PREEMPT_RT_FULL
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2018-10-30 12:40:05 +00:00
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select CRC64
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help
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2018-08-27 14:32:32 +00:00
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Allows a block device to be used as cache for other devices; uses
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2020-01-03 23:36:11 +00:00
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--
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2020-06-22 13:14:16 +00:00
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2.17.1
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2020-01-03 23:36:11 +00:00
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