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authorDavid Howells <dhowells@redhat.com>2007-08-11 16:34:32 -0400
committerJens Axboe <jens.axboe@oracle.com>2007-08-11 16:34:49 -0400
commit02a5e0acb3cb85d80d0fe834e366d38a92bbaa22 (patch)
tree0e9a2732d009f3da5cafbfc4146dd2a327af729c /include/linux/bio.h
parenta6b3a93e15b2925a151e9ae13dcb93ad7b3e48aa (diff)
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 4d85262b4fa4..1ddef34f43c3 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -24,6 +24,8 @@
24#include <linux/mempool.h> 24#include <linux/mempool.h>
25#include <linux/ioprio.h> 25#include <linux/ioprio.h>
26 26
27#ifdef CONFIG_BLOCK
28
27/* Platforms may set this to teach the BIO layer about IOMMU hardware. */ 29/* Platforms may set this to teach the BIO layer about IOMMU hardware. */
28#include <asm/io.h> 30#include <asm/io.h>
29 31
@@ -361,4 +363,5 @@ static inline char *__bio_kmap_irq(struct bio *bio, unsigned short idx,
361 __bio_kmap_irq((bio), (bio)->bi_idx, (flags)) 363 __bio_kmap_irq((bio), (bio)->bi_idx, (flags))
362#define bio_kunmap_irq(buf,flags) __bio_kunmap_irq(buf, flags) 364#define bio_kunmap_irq(buf,flags) __bio_kunmap_irq(buf, flags)
363 365
366#endif /* CONFIG_BLOCK */
364#endif /* __LINUX_BIO_H */ 367#endif /* __LINUX_BIO_H */