NFS: Introduce iovec I/O helpers to fs/nfs/direct.c

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Add helpers that iterate over multi-segment iovecs.  These will
be used to support multi-segment scatter/gather direct I/O in a
later patch.

Signed-off-by: Chuck Lever <cel@netapp.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

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Chuck Lever 2007-11-12 12:16:47 -05:00 • committed by Trond Myklebust

parent 014313a9d6

commit 19f737879c

1 changed files with 71 additions and 0 deletions

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fs/nfs/direct.c

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