Btrfs: Use KM_USERN instead of KM_IRQ during data summing
Signed-off-by: Chris Mason <chris.mason@oracle.com>
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Родитель
55d4741489
Коммит
eb20978f31
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@ -278,11 +278,11 @@ found:
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btrfs_item_size_nr(leaf, path->slots[0]));
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eb_token = NULL;
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next_bvec:
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data = kmap_atomic(bvec->bv_page, KM_IRQ0);
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data = kmap_atomic(bvec->bv_page, KM_USER0);
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csum_result = ~(u32)0;
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csum_result = btrfs_csum_data(root, data + bvec->bv_offset,
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csum_result, bvec->bv_len);
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kunmap_atomic(data, KM_IRQ0);
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kunmap_atomic(data, KM_USER0);
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btrfs_csum_final(csum_result, (char *)&csum_result);
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if (csum_result == 0) {
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printk("csum result is 0 for inode %lu offset %Lu\n", inode->i_ino, offset);
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@ -293,12 +293,12 @@ next_bvec:
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int err;
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if (eb_token)
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unmap_extent_buffer(leaf, eb_token, KM_IRQ1);
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unmap_extent_buffer(leaf, eb_token, KM_USER1);
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eb_token = NULL;
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err = map_private_extent_buffer(leaf, (unsigned long)item,
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BTRFS_CRC32_SIZE,
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&eb_token, &eb_map,
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&map_start, &map_len, KM_IRQ1);
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&map_start, &map_len, KM_USER1);
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if (err)
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eb_token = NULL;
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}
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@ -321,7 +321,7 @@ next_bvec:
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}
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}
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if (eb_token) {
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unmap_extent_buffer(leaf, eb_token, KM_IRQ1);
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unmap_extent_buffer(leaf, eb_token, KM_USER1);
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eb_token = NULL;
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}
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btrfs_mark_buffer_dirty(path->nodes[0]);
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