From 0b934ccd707ff33a87f15a35a9916d1d8e85d30e Mon Sep 17 00:00:00 2001 From: Matthew Wilcox Date: Fri, 4 Nov 2011 15:41:27 -0400 Subject: Xen: Export xen_biovec_phys_mergeable When Xen is enabled, using BIOVEC_PHYS_MERGEABLE in a module causes xen_biovec_phys_mergeable to be referenced, so it needs to be exported. Acked-by: Jens Axboe Signed-off-by: Matthew Wilcox --- drivers/xen/biomerge.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/xen/biomerge.c') diff --git a/drivers/xen/biomerge.c b/drivers/xen/biomerge.c index ba6eda4b5143..18c1bb6ffce3 100644 --- a/drivers/xen/biomerge.c +++ b/drivers/xen/biomerge.c @@ -11,3 +11,4 @@ bool xen_biovec_phys_mergeable(const struct bio_vec *vec1, return __BIOVEC_PHYS_MERGEABLE(vec1, vec2) && ((mfn1 == mfn2) || ((mfn1+1) == mfn2)); } +EXPORT_SYMBOL(xen_biovec_phys_mergeable); -- cgit From 9ef9b20bd0eef609f07960a997c13cab8fe15d2e Mon Sep 17 00:00:00 2001 From: Stephen Rothwell Date: Thu, 19 Jan 2012 10:24:31 +1100 Subject: xen: using EXPORT_SYMBOL requires including export.h Fix these warnings: drivers/xen/biomerge.c:14:1: warning: data definition has no type or storage class [enabled by default] drivers/xen/biomerge.c:14:1: warning: type defaults to 'int' in declaration of 'EXPORT_SYMBOL' [-Wimplicit-int] drivers/xen/biomerge.c:14:1: warning: parameter names (without types) in function declaration [enabled by default] And this build error: ERROR: "xen_biovec_phys_mergeable" [drivers/block/nvme.ko] undefined! Signed-off-by: Stephen Rothwell Signed-off-by: Linus Torvalds --- drivers/xen/biomerge.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/xen/biomerge.c') diff --git a/drivers/xen/biomerge.c b/drivers/xen/biomerge.c index 18c1bb6ffce3..0edb91c0de6b 100644 --- a/drivers/xen/biomerge.c +++ b/drivers/xen/biomerge.c @@ -1,5 +1,6 @@ #include #include +#include #include bool xen_biovec_phys_mergeable(const struct bio_vec *vec1, -- cgit