From 20e3267601f95ff62d7a3116a17a680e9f5cbcc9 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Tue, 25 Sep 2018 13:30:07 -0700 Subject: xen: provide a prototype for xen_biovec_phys_mergeable in xen.h Having multiple externs in arch headers is not a good way to provide a common interface. Signed-off-by: Christoph Hellwig Signed-off-by: Jens Axboe --- include/xen/xen.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'include/xen') diff --git a/include/xen/xen.h b/include/xen/xen.h index 1e1d9bd0bd37..d7a2678da77f 100644 --- a/include/xen/xen.h +++ b/include/xen/xen.h @@ -39,4 +39,8 @@ extern uint32_t xen_start_flags; #define xen_initial_domain() (0) #endif /* CONFIG_XEN_DOM0 */ +struct bio_vec; +bool xen_biovec_phys_mergeable(const struct bio_vec *vec1, + const struct bio_vec *vec2); + #endif /* _XEN_XEN_H */ -- cgit v1.2.3