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BIO_IOV_ITER_GET_PAG(9) The Linux VFS BIO_IOV_ITER_GET_PAG(9)

NAME

bio_iov_iter_get_pages - pin user or kernel pages and add them to a bio

SYNOPSIS

int bio_iov_iter_get_pages(struct bio * bio, struct iov_iter * iter);

ARGUMENTS

struct bio * bio

bio to add pages to

struct iov_iter * iter

iov iterator describing the region to be mapped

DESCRIPTION

Pins as many pages from *iter and appends them to bio's bvec array. The pages will have to be released using put_page when done.

COPYRIGHT

July 2017 Kernel Hackers Manual 4.12