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authorAl Viro <viro@zeniv.linux.org.uk>2014-11-24 14:46:11 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2014-12-08 20:25:23 -0500
commitabb78f875f3fcedb88d85eef9f7be7aa474c6727 (patch)
treefc097b375bb4230c1e1f40ec413ee8f0252e2a1f /include/linux/uio.h
parenta604ec7e9ffea22fed84db8306585090e7a6e85d (diff)
downloadop-kernel-dev-abb78f875f3fcedb88d85eef9f7be7aa474c6727.zip
op-kernel-dev-abb78f875f3fcedb88d85eef9f7be7aa474c6727.tar.gz
new helper: iov_iter_kvec()
initialization of kvec-backed iov_iter Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include/linux/uio.h')
-rw-r--r--include/linux/uio.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/uio.h b/include/linux/uio.h
index 28ed2d9..c567655 100644
--- a/include/linux/uio.h
+++ b/include/linux/uio.h
@@ -87,6 +87,8 @@ size_t iov_iter_zero(size_t bytes, struct iov_iter *);
unsigned long iov_iter_alignment(const struct iov_iter *i);
void iov_iter_init(struct iov_iter *i, int direction, const struct iovec *iov,
unsigned long nr_segs, size_t count);
+void iov_iter_kvec(struct iov_iter *i, int direction, const struct kvec *iov,
+ unsigned long nr_segs, size_t count);
ssize_t iov_iter_get_pages(struct iov_iter *i, struct page **pages,
size_t maxsize, unsigned maxpages, size_t *start);
ssize_t iov_iter_get_pages_alloc(struct iov_iter *i, struct page ***pages,
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