inline.c (5222595d093ebe80329d38d255d14316257afb3e) inline.c (bae0ee7a767ceeea6d8e170da3f228fbc7480331)
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * fs/f2fs/inline.c
4 * Copyright (c) 2013, Intel Corporation
5 * Authors: Huajun Li <huajun.li@intel.com>
6 * Haicheng Li <haicheng.li@intel.com>
7 */
8

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67{
68 void *addr;
69
70 if (from >= MAX_INLINE_DATA(inode))
71 return;
72
73 addr = inline_data_addr(inode, ipage);
74
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * fs/f2fs/inline.c
4 * Copyright (c) 2013, Intel Corporation
5 * Authors: Huajun Li <huajun.li@intel.com>
6 * Haicheng Li <haicheng.li@intel.com>
7 */
8

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67{
68 void *addr;
69
70 if (from >= MAX_INLINE_DATA(inode))
71 return;
72
73 addr = inline_data_addr(inode, ipage);
74
75 f2fs_wait_on_page_writeback(ipage, NODE, true);
75 f2fs_wait_on_page_writeback(ipage, NODE, true, true);
76 memset(addr + from, 0, MAX_INLINE_DATA(inode) - from);
77 set_page_dirty(ipage);
78
79 if (from == 0)
80 clear_inode_flag(inode, FI_DATA_EXIST);
81}
82
83int f2fs_read_inline_data(struct inode *inode, struct page *page)

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156 dirty = clear_page_dirty_for_io(page);
157
158 /* write data page to try to make data consistent */
159 set_page_writeback(page);
160 ClearPageError(page);
161 fio.old_blkaddr = dn->data_blkaddr;
162 set_inode_flag(dn->inode, FI_HOT_DATA);
163 f2fs_outplace_write_data(dn, &fio);
76 memset(addr + from, 0, MAX_INLINE_DATA(inode) - from);
77 set_page_dirty(ipage);
78
79 if (from == 0)
80 clear_inode_flag(inode, FI_DATA_EXIST);
81}
82
83int f2fs_read_inline_data(struct inode *inode, struct page *page)

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156 dirty = clear_page_dirty_for_io(page);
157
158 /* write data page to try to make data consistent */
159 set_page_writeback(page);
160 ClearPageError(page);
161 fio.old_blkaddr = dn->data_blkaddr;
162 set_inode_flag(dn->inode, FI_HOT_DATA);
163 f2fs_outplace_write_data(dn, &fio);
164 f2fs_wait_on_page_writeback(page, DATA, true);
164 f2fs_wait_on_page_writeback(page, DATA, true, true);
165 if (dirty) {
166 inode_dec_dirty_pages(dn->inode);
167 f2fs_remove_dirty_inode(dn->inode);
168 }
169
170 /* this converted inline_data should be recovered. */
171 set_inode_flag(dn->inode, FI_APPEND_WRITE);
172

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231
232 if (!f2fs_has_inline_data(inode)) {
233 f2fs_put_dnode(&dn);
234 return -EAGAIN;
235 }
236
237 f2fs_bug_on(F2FS_I_SB(inode), page->index);
238
165 if (dirty) {
166 inode_dec_dirty_pages(dn->inode);
167 f2fs_remove_dirty_inode(dn->inode);
168 }
169
170 /* this converted inline_data should be recovered. */
171 set_inode_flag(dn->inode, FI_APPEND_WRITE);
172

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231
232 if (!f2fs_has_inline_data(inode)) {
233 f2fs_put_dnode(&dn);
234 return -EAGAIN;
235 }
236
237 f2fs_bug_on(F2FS_I_SB(inode), page->index);
238
239 f2fs_wait_on_page_writeback(dn.inode_page, NODE, true);
239 f2fs_wait_on_page_writeback(dn.inode_page, NODE, true, true);
240 src_addr = kmap_atomic(page);
241 dst_addr = inline_data_addr(inode, dn.inode_page);
242 memcpy(dst_addr, src_addr, MAX_INLINE_DATA(inode));
243 kunmap_atomic(src_addr);
244 set_page_dirty(dn.inode_page);
245
246 f2fs_clear_page_cache_dirty_tag(page);
247

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272 ri = F2FS_INODE(npage);
273
274 if (f2fs_has_inline_data(inode) &&
275 ri && (ri->i_inline & F2FS_INLINE_DATA)) {
276process_inline:
277 ipage = f2fs_get_node_page(sbi, inode->i_ino);
278 f2fs_bug_on(sbi, IS_ERR(ipage));
279
240 src_addr = kmap_atomic(page);
241 dst_addr = inline_data_addr(inode, dn.inode_page);
242 memcpy(dst_addr, src_addr, MAX_INLINE_DATA(inode));
243 kunmap_atomic(src_addr);
244 set_page_dirty(dn.inode_page);
245
246 f2fs_clear_page_cache_dirty_tag(page);
247

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272 ri = F2FS_INODE(npage);
273
274 if (f2fs_has_inline_data(inode) &&
275 ri && (ri->i_inline & F2FS_INLINE_DATA)) {
276process_inline:
277 ipage = f2fs_get_node_page(sbi, inode->i_ino);
278 f2fs_bug_on(sbi, IS_ERR(ipage));
279
280 f2fs_wait_on_page_writeback(ipage, NODE, true);
280 f2fs_wait_on_page_writeback(ipage, NODE, true, true);
281
282 src_addr = inline_data_addr(inode, npage);
283 dst_addr = inline_data_addr(inode, ipage);
284 memcpy(dst_addr, src_addr, MAX_INLINE_DATA(inode));
285
286 set_inode_flag(inode, FI_INLINE_DATA);
287 set_inode_flag(inode, FI_DATA_EXIST);
288

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386 f2fs_msg(F2FS_P_SB(page)->sb, KERN_WARNING,
387 "%s: corrupted inline inode ino=%lx, i_addr[0]:0x%x, "
388 "run fsck to fix.",
389 __func__, dir->i_ino, dn.data_blkaddr);
390 err = -EINVAL;
391 goto out;
392 }
393
281
282 src_addr = inline_data_addr(inode, npage);
283 dst_addr = inline_data_addr(inode, ipage);
284 memcpy(dst_addr, src_addr, MAX_INLINE_DATA(inode));
285
286 set_inode_flag(inode, FI_INLINE_DATA);
287 set_inode_flag(inode, FI_DATA_EXIST);
288

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386 f2fs_msg(F2FS_P_SB(page)->sb, KERN_WARNING,
387 "%s: corrupted inline inode ino=%lx, i_addr[0]:0x%x, "
388 "run fsck to fix.",
389 __func__, dir->i_ino, dn.data_blkaddr);
390 err = -EINVAL;
391 goto out;
392 }
393
394 f2fs_wait_on_page_writeback(page, DATA, true);
394 f2fs_wait_on_page_writeback(page, DATA, true, true);
395
396 dentry_blk = page_address(page);
397
398 make_dentry_ptr_inline(dir, &src, inline_dentry);
399 make_dentry_ptr_block(dir, &dst, dentry_blk);
400
401 /* copy data from inline dentry block to new dentry block */
402 memcpy(dst.bitmap, src.bitmap, src.nr_bitmap);

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500 lock_page(ipage);
501
502 stat_dec_inline_dir(dir);
503 clear_inode_flag(dir, FI_INLINE_DENTRY);
504 kvfree(backup_dentry);
505 return 0;
506recover:
507 lock_page(ipage);
395
396 dentry_blk = page_address(page);
397
398 make_dentry_ptr_inline(dir, &src, inline_dentry);
399 make_dentry_ptr_block(dir, &dst, dentry_blk);
400
401 /* copy data from inline dentry block to new dentry block */
402 memcpy(dst.bitmap, src.bitmap, src.nr_bitmap);

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500 lock_page(ipage);
501
502 stat_dec_inline_dir(dir);
503 clear_inode_flag(dir, FI_INLINE_DENTRY);
504 kvfree(backup_dentry);
505 return 0;
506recover:
507 lock_page(ipage);
508 f2fs_wait_on_page_writeback(ipage, NODE, true);
508 f2fs_wait_on_page_writeback(ipage, NODE, true, true);
509 memcpy(inline_dentry, backup_dentry, MAX_INLINE_DATA(dir));
510 f2fs_i_depth_write(dir, 0);
511 f2fs_i_size_write(dir, MAX_INLINE_DATA(dir));
512 set_page_dirty(ipage);
513 f2fs_put_page(ipage, 1);
514
515 kvfree(backup_dentry);
516 return err;

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560 page = f2fs_init_inode_metadata(inode, dir, new_name,
561 orig_name, ipage);
562 if (IS_ERR(page)) {
563 err = PTR_ERR(page);
564 goto fail;
565 }
566 }
567
509 memcpy(inline_dentry, backup_dentry, MAX_INLINE_DATA(dir));
510 f2fs_i_depth_write(dir, 0);
511 f2fs_i_size_write(dir, MAX_INLINE_DATA(dir));
512 set_page_dirty(ipage);
513 f2fs_put_page(ipage, 1);
514
515 kvfree(backup_dentry);
516 return err;

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560 page = f2fs_init_inode_metadata(inode, dir, new_name,
561 orig_name, ipage);
562 if (IS_ERR(page)) {
563 err = PTR_ERR(page);
564 goto fail;
565 }
566 }
567
568 f2fs_wait_on_page_writeback(ipage, NODE, true);
568 f2fs_wait_on_page_writeback(ipage, NODE, true, true);
569
570 name_hash = f2fs_dentry_hash(new_name, NULL);
571 f2fs_update_dentry(ino, mode, &d, new_name, name_hash, bit_pos);
572
573 set_page_dirty(ipage);
574
575 /* we don't need to mark_inode_dirty now */
576 if (inode) {

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592{
593 struct f2fs_dentry_ptr d;
594 void *inline_dentry;
595 int slots = GET_DENTRY_SLOTS(le16_to_cpu(dentry->name_len));
596 unsigned int bit_pos;
597 int i;
598
599 lock_page(page);
569
570 name_hash = f2fs_dentry_hash(new_name, NULL);
571 f2fs_update_dentry(ino, mode, &d, new_name, name_hash, bit_pos);
572
573 set_page_dirty(ipage);
574
575 /* we don't need to mark_inode_dirty now */
576 if (inode) {

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592{
593 struct f2fs_dentry_ptr d;
594 void *inline_dentry;
595 int slots = GET_DENTRY_SLOTS(le16_to_cpu(dentry->name_len));
596 unsigned int bit_pos;
597 int i;
598
599 lock_page(page);
600 f2fs_wait_on_page_writeback(page, NODE, true);
600 f2fs_wait_on_page_writeback(page, NODE, true, true);
601
602 inline_dentry = inline_data_addr(dir, page);
603 make_dentry_ptr_inline(dir, &d, inline_dentry);
604
605 bit_pos = dentry - d.dentry;
606 for (i = 0; i < slots; i++)
607 __clear_bit_le(bit_pos + i, d.bitmap);
608

--- 103 unchanged lines hidden --- 		601
602 inline_dentry = inline_data_addr(dir, page);
603 make_dentry_ptr_inline(dir, &d, inline_dentry);
604
605 bit_pos = dentry - d.dentry;
606 for (i = 0; i < slots; i++)
607 __clear_bit_le(bit_pos + i, d.bitmap);
608

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