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Subject[tip: sched/urgent] sched/rt, xen: Use CONFIG_PREEMPTION
The following commit has been merged into the sched/urgent branch of tip:

Commit-ID: d4a3dcbc4727966a64a64d57e2b5106a138d426d
Gitweb: https://git.kernel.org/tip/d4a3dcbc4727966a64a64d57e2b5106a138d426d
Author: Thomas Gleixner <tglx@linutronix.de>
AuthorDate: Tue, 15 Oct 2019 21:18:09 +02:00
Committer: Ingo Molnar <mingo@kernel.org>
CommitterDate: Sun, 08 Dec 2019 14:37:36 +01:00

sched/rt, xen: 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 preempt anand xen-ops code over to use CONFIG_PREEMPTION.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Juergen Gross <jgross@suse.com>
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stefano Stabellini <sstabellini@kernel.org>
Cc: xen-devel@lists.xenproject.org
Link: https://lore.kernel.org/r/20191015191821.11479-23-bigeasy@linutronix.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
drivers/xen/preempt.c | 4 ++--
include/xen/xen-ops.h | 4 ++--
2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/xen/preempt.c b/drivers/xen/preempt.c
index 8b9919c..70650b2 100644
--- a/drivers/xen/preempt.c
+++ b/drivers/xen/preempt.c
@@ -8,7 +8,7 @@
#include <linux/sched.h>
#include <xen/xen-ops.h>

-#ifndef CONFIG_PREEMPT
+#ifndef CONFIG_PREEMPTION

/*
* Some hypercalls issued by the toolstack can take many 10s of
@@ -37,4 +37,4 @@ asmlinkage __visible void xen_maybe_preempt_hcall(void)
__this_cpu_write(xen_in_preemptible_hcall, true);
}
}
-#endif /* CONFIG_PREEMPT */
+#endif /* CONFIG_PREEMPTION */
diff --git a/include/xen/xen-ops.h b/include/xen/xen-ops.h
index d89969a..095be1d 100644
--- a/include/xen/xen-ops.h
+++ b/include/xen/xen-ops.h
@@ -215,7 +215,7 @@ bool xen_running_on_version_or_later(unsigned int major, unsigned int minor);
void xen_efi_runtime_setup(void);


-#ifdef CONFIG_PREEMPT
+#ifdef CONFIG_PREEMPTION

static inline void xen_preemptible_hcall_begin(void)
{
@@ -239,6 +239,6 @@ static inline void xen_preemptible_hcall_end(void)
__this_cpu_write(xen_in_preemptible_hcall, false);
}

-#endif /* CONFIG_PREEMPT */
+#endif /* CONFIG_PREEMPTION */

#endif /* INCLUDE_XEN_OPS_H */
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