1 files changed, 14 insertions, 10 deletions

diff --git a/fs/btrfs/check-integrity.c b/fs/btrfs/check-integrity.c
index 131d82800b3a..0e8388e72d8d 100644
--- a/fs/btrfs/check-integrity.c
+++ b/fs/btrfs/check-integrity.c
@@ -92,11 +92,11 @@
 #include <linux/slab.h>
 #include <linux/buffer_head.h>
 #include <linux/mutex.h>
-#include <linux/crc32c.h>
 #include <linux/genhd.h>
 #include <linux/blkdev.h>
 #include "ctree.h"
 #include "disk-io.h"
+#include "hash.h"
 #include "transaction.h"
 #include "extent_io.h"
 #include "volumes.h"
@@ -1456,10 +1456,14 @@ static int btrfsic_handle_extent_data(
         btrfsic_read_from_block_data(block_ctx, &file_extent_item,
                                      file_extent_item_offset,
                                      sizeof(struct btrfs_file_extent_item));
-        next_bytenr = btrfs_stack_file_extent_disk_bytenr(&file_extent_item) +
-                      btrfs_stack_file_extent_offset(&file_extent_item);
-        generation = btrfs_stack_file_extent_generation(&file_extent_item);
-        num_bytes = btrfs_stack_file_extent_num_bytes(&file_extent_item);
+        next_bytenr = btrfs_stack_file_extent_disk_bytenr(&file_extent_item);
+        if (btrfs_stack_file_extent_compression(&file_extent_item) ==
+            BTRFS_COMPRESS_NONE) {
+                next_bytenr += btrfs_stack_file_extent_offset(&file_extent_item);
+                num_bytes = btrfs_stack_file_extent_num_bytes(&file_extent_item);
+        } else {
+                num_bytes = btrfs_stack_file_extent_disk_num_bytes(&file_extent_item);
+        }
         generation = btrfs_stack_file_extent_generation(&file_extent_item);
 
         if (state->print_mask & BTRFSIC_PRINT_MASK_VERY_VERBOSE)
@@ -1695,7 +1699,7 @@ static int btrfsic_read_block(struct btrfsic_state *state,
                         return -1;
                 }
                 bio->bi_bdev = block_ctx->dev->bdev;
-                bio->bi_sector = dev_bytenr >> 9;
+                bio->bi_iter.bi_sector = dev_bytenr >> 9;
 
                 for (j = i; j < num_pages; j++) {
                         ret = bio_add_page(bio, block_ctx->pagev[j],
@@ -1819,7 +1823,7 @@ static int btrfsic_test_for_metadata(struct btrfsic_state *state,
                 size_t sublen = i ? PAGE_CACHE_SIZE :
                                     (PAGE_CACHE_SIZE - BTRFS_CSUM_SIZE);
 
-                crc = crc32c(crc, data, sublen);
+                crc = btrfs_crc32c(crc, data, sublen);
         }
         btrfs_csum_final(crc, csum);
         if (memcmp(csum, h->csum, state->csum_size))
@@ -3013,7 +3017,7 @@ static void __btrfsic_submit_bio(int rw, struct bio *bio)
                 int bio_is_patched;
                 char **mapped_datav;
 
-                dev_bytenr = 512 * bio->bi_sector;
+                dev_bytenr = 512 * bio->bi_iter.bi_sector;
                 bio_is_patched = 0;
                 if (dev_state->state->print_mask &
                     BTRFSIC_PRINT_MASK_SUBMIT_BIO_BH)
@@ -3021,8 +3025,8 @@ static void __btrfsic_submit_bio(int rw, struct bio *bio)
                                "submit_bio(rw=0x%x, bi_vcnt=%u,"
                                " bi_sector=%llu (bytenr %llu), bi_bdev=%p)\n",
                                rw, bio->bi_vcnt,
-                               (unsigned long long)bio->bi_sector, dev_bytenr,
-                               bio->bi_bdev);
+                               (unsigned long long)bio->bi_iter.bi_sector,
+                               dev_bytenr, bio->bi_bdev);
 
                 mapped_datav = kmalloc(sizeof(*mapped_datav) * bio->bi_vcnt,
                                        GFP_NOFS);