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authorDavid Howells <dhowells@redhat.com>2007-08-11 22:34:32 +0200
committerJens Axboe <jens.axboe@oracle.com>2007-08-11 22:34:49 +0200
commit02a5e0acb3cb85d80d0fe834e366d38a92bbaa22 (patch)
tree0e9a2732d009f3da5cafbfc4146dd2a327af729c /include/linux/bio.h
parenta6b3a93e15b2925a151e9ae13dcb93ad7b3e48aa (diff)
downloadop-kernel-dev-02a5e0acb3cb85d80d0fe834e366d38a92bbaa22.zip
op-kernel-dev-02a5e0acb3cb85d80d0fe834e366d38a92bbaa22.tar.gz
BLOCK: Hide the contents of linux/bio.h if CONFIG_BLOCK=n
Hide the contents of linux/bio.h if CONFIG_BLOCK=n as there shouldn't be compiled code that uses it. Signed-off-by: David Howells <dhowells@redhat.com> Cc: James Bottomley <James.Bottomley@steeleye.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'include/linux/bio.h')
-rw-r--r--include/linux/bio.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 4d85262..1ddef34 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -24,6 +24,8 @@
#include <linux/mempool.h>
#include <linux/ioprio.h>
+#ifdef CONFIG_BLOCK
+
/* Platforms may set this to teach the BIO layer about IOMMU hardware. */
#include <asm/io.h>
@@ -361,4 +363,5 @@ static inline char *__bio_kmap_irq(struct bio *bio, unsigned short idx,
__bio_kmap_irq((bio), (bio)->bi_idx, (flags))
#define bio_kunmap_irq(buf,flags) __bio_kunmap_irq(buf, flags)
+#endif /* CONFIG_BLOCK */
#endif /* __LINUX_BIO_H */
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