Hi Zach,
FYI, there are new sparse warnings show up in
tree: git://github.com/kleikamp/linux-shaggy loop_v3
head: d6e600319940e6015af553f1515cee9d53a3ced9
commit: fa7902e69af5b98aee20c6788549a1423eabfd41 [6/22] iov_iter: add bvec support
mm/iov-iter.c:40:8: sparse: symbol 'ii_iovec_copy_to_user_atomic' was not declared. Should it be static?
mm/iov-iter.c:69:8: sparse: symbol 'ii_iovec_copy_to_user' was not declared. Should it be static?
+ mm/iov-iter.c:137:8: sparse: symbol 'ii_bvec_copy_to_user_atomic' was not declared. Should it be static?
+ mm/iov-iter.c:142:8: sparse: symbol 'ii_bvec_copy_to_user' was not declared. Should it be static?
+ mm/iov-iter.c:147:8: sparse: symbol 'ii_bvec_copy_from_user_atomic' was not declared. Should it be static?
+ mm/iov-iter.c:152:8: sparse: symbol 'ii_bvec_copy_from_user' was not declared. Should it be static?
+ mm/iov-iter.c:162:6: sparse: symbol 'ii_bvec_advance' was not declared. Should it be static?
+ mm/iov-iter.c:189:5: sparse: symbol 'ii_bvec_fault_in_readable' was not declared. Should it be static?
+ mm/iov-iter.c:194:8: sparse: symbol 'ii_bvec_single_seg_count' was not declared. Should it be static?
mm/iov-iter.c:244:8: sparse: symbol 'ii_iovec_copy_from_user_atomic' was not declared. Should it be static?
mm/iov-iter.c:274:8: sparse: symbol 'ii_iovec_copy_from_user' was not declared. Should it be static?
mm/iov-iter.c:295:6: sparse: symbol 'ii_iovec_advance' was not declared. Should it be static?
mm/iov-iter.c:340:5: sparse: symbol 'ii_iovec_fault_in_readable' was not declared. Should it be static?
mm/iov-iter.c:351:8: sparse: symbol 'ii_iovec_single_seg_count' was not declared. Should it be static?
vim +137 mm/iov-iter.c
fa7902e6 Zach Brown 2012-10-15 121 copy);
fa7902e6 Zach Brown 2012-10-15 122 kunmap_atomic(bvec_map);
fa7902e6 Zach Brown 2012-10-15 123 remaining -= copy;
fa7902e6 Zach Brown 2012-10-15 124 bvec_offset += copy;
fa7902e6 Zach Brown 2012-10-15 125 page_offset += copy;
fa7902e6 Zach Brown 2012-10-15 126 if (bvec_offset == bvec->bv_len) {
fa7902e6 Zach Brown 2012-10-15 127 bvec_offset = 0;
fa7902e6 Zach Brown 2012-10-15 128 bvec++;
fa7902e6 Zach Brown 2012-10-15 129 }
fa7902e6 Zach Brown 2012-10-15 130 }
fa7902e6 Zach Brown 2012-10-15 131
fa7902e6 Zach Brown 2012-10-15 132 kunmap_atomic(page_map);
fa7902e6 Zach Brown 2012-10-15 133
fa7902e6 Zach Brown 2012-10-15 134 return bytes;
fa7902e6 Zach Brown 2012-10-15 135 }
fa7902e6 Zach Brown 2012-10-15 136
fa7902e6 Zach Brown 2012-10-15 @137 size_t ii_bvec_copy_to_user_atomic(struct page *page, struct iov_iter *i,
fa7902e6 Zach Brown 2012-10-15 138 unsigned long offset, size_t bytes)
fa7902e6 Zach Brown 2012-10-15 139 {
fa7902e6 Zach Brown 2012-10-15 140 return bvec_copy_tofrom_page(i, page, offset, bytes, 0);
fa7902e6 Zach Brown 2012-10-15 141 }
fa7902e6 Zach Brown 2012-10-15 142 size_t ii_bvec_copy_to_user(struct page *page, struct iov_iter *i,
fa7902e6 Zach Brown 2012-10-15 143 unsigned long offset, size_t bytes)
fa7902e6 Zach Brown 2012-10-15 144 {
fa7902e6 Zach Brown 2012-10-15 145 return bvec_copy_tofrom_page(i, page, offset, bytes, 0);
---
0-DAY kernel build testing backend Open Source Technology Center
Fengguang Wu, Yuanhan Liu Intel Corporation
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