[tip: sched/urgent] sched/rt, btrfs: Use CONFIG_PREEMPTION

From: tip-bot2 for Thomas Gleixner
Date: Sun Dec 08 2019 - 09:59:46 EST


The following commit has been merged into the sched/urgent branch of tip:

Commit-ID: 94545870b14b5eb6d8a887fab845d1918f4f62ac
Gitweb: https://git.kernel.org/tip/94545870b14b5eb6d8a887fab845d1918f4f62ac
Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate: Tue, 15 Oct 2019 21:18:11 +02:00
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitterDate: Sun, 08 Dec 2019 14:37:36 +01:00

sched/rt, btrfs: Use CONFIG_PREEMPTION

CONFIG_PREEMPTION is selected by CONFIG_PREEMPT and by CONFIG_PREEMPT_RT.
Both PREEMPT and PREEMPT_RT require the same functionality which today
depends on CONFIG_PREEMPT.

Switch the btrfs_device_set_â() macro over to use CONFIG_PREEMPTION.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Acked-by: David Sterba <dsterba@xxxxxxxx>
Cc: Chris Mason <clm@xxxxxx>
Cc: Josef Bacik <josef@xxxxxxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: linux-btrfs@xxxxxxxxxxxxxxx
Link: https://lore.kernel.org/r/20191015191821.11479-25-bigeasy@xxxxxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
fs/btrfs/volumes.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h
index fc1b564..0ee5386 100644
--- a/fs/btrfs/volumes.h
+++ b/fs/btrfs/volumes.h
@@ -168,7 +168,7 @@ btrfs_device_set_##name(struct btrfs_device *dev, u64 size) \
write_seqcount_end(&dev->data_seqcount); \
preempt_enable(); \
}
-#elif BITS_PER_LONG==32 && defined(CONFIG_PREEMPT)
+#elif BITS_PER_LONG==32 && defined(CONFIG_PREEMPTION)
#define BTRFS_DEVICE_GETSET_FUNCS(name) \
static inline u64 \
btrfs_device_get_##name(const struct btrfs_device *dev) \