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fs/read_write.h
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/* * This file is only for sharing some helpers from read_write.c with compat.c. * Don't use anywhere else. */ typedef ssize_t (*io_fn_t)(struct file *, char __user *, size_t, loff_t *); typedef ssize_t (*iov_fn_t)(struct kiocb *, const struct iovec *, unsigned long, loff_t); ssize_t do_sync_readv_writev(struct file *filp, const struct iovec *iov, unsigned long nr_segs, size_t len, loff_t *ppos, iov_fn_t fn); ssize_t do_loop_readv_writev(struct file *filp, struct iovec *iov, unsigned long nr_segs, loff_t *ppos, io_fn_t fn); |
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ssize_t do_sendfile(int out_fd, int in_fd, loff_t *ppos, size_t count, loff_t max); |