| uio.h (712cba5d87a6c0e980ee5fad45734e189c4d7151) | uio.h (cbbd26b8b1a6af9c02e2b6523e12bd50cc765059) |
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| 1/* 2 * Berkeley style UIO structures - Alan Cox 1994. 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU General Public License 6 * as published by the Free Software Foundation; either version 7 * 2 of the License, or (at your option) any later version. 8 */ --- 75 unchanged lines hidden (view full) --- 84int iov_iter_fault_in_readable(struct iov_iter *i, size_t bytes); 85size_t iov_iter_single_seg_count(const struct iov_iter *i); 86size_t copy_page_to_iter(struct page *page, size_t offset, size_t bytes, 87 struct iov_iter *i); 88size_t copy_page_from_iter(struct page *page, size_t offset, size_t bytes, 89 struct iov_iter *i); 90size_t copy_to_iter(const void *addr, size_t bytes, struct iov_iter *i); 91size_t copy_from_iter(void *addr, size_t bytes, struct iov_iter *i); | 1/* 2 * Berkeley style UIO structures - Alan Cox 1994. 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU General Public License 6 * as published by the Free Software Foundation; either version 7 * 2 of the License, or (at your option) any later version. 8 */ --- 75 unchanged lines hidden (view full) --- 84int iov_iter_fault_in_readable(struct iov_iter *i, size_t bytes); 85size_t iov_iter_single_seg_count(const struct iov_iter *i); 86size_t copy_page_to_iter(struct page *page, size_t offset, size_t bytes, 87 struct iov_iter *i); 88size_t copy_page_from_iter(struct page *page, size_t offset, size_t bytes, 89 struct iov_iter *i); 90size_t copy_to_iter(const void *addr, size_t bytes, struct iov_iter *i); 91size_t copy_from_iter(void *addr, size_t bytes, struct iov_iter *i); |
| 92bool copy_from_iter_full(void *addr, size_t bytes, struct iov_iter *i); |
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| 92size_t copy_from_iter_nocache(void *addr, size_t bytes, struct iov_iter *i); | 93size_t copy_from_iter_nocache(void *addr, size_t bytes, struct iov_iter *i); |
| 94bool copy_from_iter_full_nocache(void *addr, size_t bytes, struct iov_iter *i); |
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| 93size_t iov_iter_zero(size_t bytes, struct iov_iter *); 94unsigned long iov_iter_alignment(const struct iov_iter *i); 95unsigned long iov_iter_gap_alignment(const struct iov_iter *i); 96void iov_iter_init(struct iov_iter *i, int direction, const struct iovec *iov, 97 unsigned long nr_segs, size_t count); 98void iov_iter_kvec(struct iov_iter *i, int direction, const struct kvec *kvec, 99 unsigned long nr_segs, size_t count); 100void iov_iter_bvec(struct iov_iter *i, int direction, const struct bio_vec *bvec, --- 49 unchanged lines hidden (view full) --- 150 * we had shrunk it. 151 */ 152static inline void iov_iter_reexpand(struct iov_iter *i, size_t count) 153{ 154 i->count = count; 155} 156size_t csum_and_copy_to_iter(const void *addr, size_t bytes, __wsum *csum, struct iov_iter *i); 157size_t csum_and_copy_from_iter(void *addr, size_t bytes, __wsum *csum, struct iov_iter *i); | 95size_t iov_iter_zero(size_t bytes, struct iov_iter *); 96unsigned long iov_iter_alignment(const struct iov_iter *i); 97unsigned long iov_iter_gap_alignment(const struct iov_iter *i); 98void iov_iter_init(struct iov_iter *i, int direction, const struct iovec *iov, 99 unsigned long nr_segs, size_t count); 100void iov_iter_kvec(struct iov_iter *i, int direction, const struct kvec *kvec, 101 unsigned long nr_segs, size_t count); 102void iov_iter_bvec(struct iov_iter *i, int direction, const struct bio_vec *bvec, --- 49 unchanged lines hidden (view full) --- 152 * we had shrunk it. 153 */ 154static inline void iov_iter_reexpand(struct iov_iter *i, size_t count) 155{ 156 i->count = count; 157} 158size_t csum_and_copy_to_iter(const void *addr, size_t bytes, __wsum *csum, struct iov_iter *i); 159size_t csum_and_copy_from_iter(void *addr, size_t bytes, __wsum *csum, struct iov_iter *i); |
| 160bool csum_and_copy_from_iter_full(void *addr, size_t bytes, __wsum *csum, struct iov_iter *i); |
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| 158 159int import_iovec(int type, const struct iovec __user * uvector, 160 unsigned nr_segs, unsigned fast_segs, 161 struct iovec **iov, struct iov_iter *i); 162 163#ifdef CONFIG_COMPAT 164struct compat_iovec; 165int compat_import_iovec(int type, const struct compat_iovec __user * uvector, 166 unsigned nr_segs, unsigned fast_segs, 167 struct iovec **iov, struct iov_iter *i); 168#endif 169 170int import_single_range(int type, void __user *buf, size_t len, 171 struct iovec *iov, struct iov_iter *i); 172 173#endif | 161 162int import_iovec(int type, const struct iovec __user * uvector, 163 unsigned nr_segs, unsigned fast_segs, 164 struct iovec **iov, struct iov_iter *i); 165 166#ifdef CONFIG_COMPAT 167struct compat_iovec; 168int compat_import_iovec(int type, const struct compat_iovec __user * uvector, 169 unsigned nr_segs, unsigned fast_segs, 170 struct iovec **iov, struct iov_iter *i); 171#endif 172 173int import_single_range(int type, void __user *buf, size_t len, 174 struct iovec *iov, struct iov_iter *i); 175 176#endif |