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btrfs: check for relocation inodes on zoned btrfs in should_nocow
Prepare for allowing preallocation for relocation inodes. Reviewed-by: Naohiro Aota <naohiro.aota@wdc.com> Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
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1 changed files with 9 additions and 1 deletions
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@ -1944,7 +1944,15 @@ int btrfs_run_delalloc_range(struct btrfs_inode *inode, struct page *locked_page
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const bool zoned = btrfs_is_zoned(inode->root->fs_info);
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if (should_nocow(inode, start, end)) {
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ASSERT(!zoned);
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/*
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* Normally on a zoned device we're only doing COW writes, but
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* in case of relocation on a zoned filesystem we have taken
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* precaution, that we're only writing sequentially. It's safe
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* to use run_delalloc_nocow() here, like for regular
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* preallocated inodes.
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*/
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ASSERT(!zoned ||
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(zoned && btrfs_is_data_reloc_root(inode->root)));
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ret = run_delalloc_nocow(inode, locked_page, start, end,
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page_started, nr_written);
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} else if (!inode_can_compress(inode) ||
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