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switch iov_iter_get_pages() to passing maximal number of pages

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... instead of maximal size.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2014-06-18 20:34:33 -04:00
parent 49c7dd287a
commit c7f3888ad7
4 changed files with 12 additions and 13 deletions
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include/linux/uio.h
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@ -84,7 +84,7 @@ 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);
ssize_t iov_iter_get_pages(struct iov_iter *i, struct page **pages,
size_t maxsize, size_t *start);
unsigned maxpages, size_t *start);
ssize_t iov_iter_get_pages_alloc(struct iov_iter *i, struct page ***pages,
size_t maxsize, size_t *start);
int iov_iter_npages(const struct iov_iter *i, int maxpages);