diff options
Diffstat (limited to 'debian/patches-rt/0055-md-disable-bcache.patch')
| -rw-r--r-- | debian/patches-rt/0055-md-disable-bcache.patch | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/debian/patches-rt/0055-md-disable-bcache.patch b/debian/patches-rt/0055-md-disable-bcache.patch new file mode 100644 index 000000000..f2de464c8 --- /dev/null +++ b/debian/patches-rt/0055-md-disable-bcache.patch @@ -0,0 +1,41 @@ +From 660157bd8a977bb04e9ef58df7270b51f7e315e1 Mon Sep 17 00:00:00 2001 +From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> +Date: Thu, 29 Aug 2013 11:48:57 +0200 +Subject: [PATCH 055/347] md: disable bcache +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit +Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.246-rt110.tar.xz + +It uses anon semaphores +|drivers/md/bcache/request.c: In function ‘cached_dev_write_complete’: +|drivers/md/bcache/request.c:1007:2: error: implicit declaration of function ‘up_read_non_owner’ [-Werror=implicit-function-declaration] +| up_read_non_owner(&dc->writeback_lock); +| ^ +|drivers/md/bcache/request.c: In function ‘request_write’: +|drivers/md/bcache/request.c:1033:2: error: implicit declaration of function ‘down_read_non_owner’ [-Werror=implicit-function-declaration] +| down_read_non_owner(&dc->writeback_lock); +| ^ + +either we get rid of those or we have to introduce them… + +Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> +--- + drivers/md/bcache/Kconfig | 1 + + 1 file changed, 1 insertion(+) + +diff --git a/drivers/md/bcache/Kconfig b/drivers/md/bcache/Kconfig +index f6e0a8b3a61e..18c03d79a442 100644 +--- a/drivers/md/bcache/Kconfig ++++ b/drivers/md/bcache/Kconfig +@@ -1,6 +1,7 @@ + + config BCACHE + tristate "Block device as cache" ++ depends on !PREEMPT_RT_FULL + select CRC64 + help + Allows a block device to be used as cache for other devices; uses +-- +2.36.1 + |