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authorBadari Pulavarty <pbadari@us.ibm.com>2006-09-30 23:28:49 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-01 00:39:29 -0700
commiteed4e51fb60c3863c134a5e9f6006b29805ead97 (patch)
treeedb0a80d75c454ad77001f3bd1a87933cbcff53f /include/linux/aio.h
parent543ade1fc901db4c3dbe9fb27241fb977f1f3eea (diff)
downloadop-kernel-dev-eed4e51fb60c3863c134a5e9f6006b29805ead97.zip
op-kernel-dev-eed4e51fb60c3863c134a5e9f6006b29805ead97.tar.gz
[PATCH] Add vector AIO support
This work is initially done by Zach Brown to add support for vectored aio. These are the core changes for AIO to support IOCB_CMD_PREADV/IOCB_CMD_PWRITEV. [akpm@osdl.org: huge build fix] Signed-off-by: Zach Brown <zach.brown@oracle.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Badari Pulavarty <pbadari@us.ibm.com> Acked-by: Benjamin LaHaise <bcrl@kvack.org> Acked-by: James Morris <jmorris@namei.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/aio.h')
-rw-r--r--include/linux/aio.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/aio.h b/include/linux/aio.h
index 58349e5..5722568 100644
--- a/include/linux/aio.h
+++ b/include/linux/aio.h
@@ -7,6 +7,7 @@
#include <linux/uio.h>
#include <asm/atomic.h>
+#include <linux/uio.h>
#define AIO_MAXSEGS 4
#define AIO_KIOGRP_NR_ATOMIC 8
@@ -114,6 +115,9 @@ struct kiocb {
long ki_kicked; /* just for testing */
long ki_queued; /* just for testing */
struct iovec ki_inline_vec; /* inline vector */
+ struct iovec *ki_iovec;
+ unsigned long ki_nr_segs;
+ unsigned long ki_cur_seg;
struct list_head ki_list; /* the aio core uses this
* for cancellation */
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