struct scrub_page *spage = sblock->pagev[page_num];
BUG_ON(spage->page == NULL);
- if (spage->io_error) {
- void *mapped_buffer = kmap_atomic(spage->page);
+ if (spage->io_error)
+ clear_page(page_address(spage->page));
- clear_page(mapped_buffer);
- flush_dcache_page(spage->page);
- kunmap_atomic(mapped_buffer);
- }
return scrub_add_page_to_wr_bio(sblock->sctx, spage);
}
on_disk_csum = sblock->pagev[0]->csum;
page = sblock->pagev[0]->page;
- buffer = kmap_atomic(page);
+ buffer = page_address(page);
len = sctx->fs_info->sectorsize;
index = 0;
u64 l = min_t(u64, len, PAGE_SIZE);
crypto_shash_update(shash, buffer, l);
- kunmap_atomic(buffer);
len -= l;
if (len == 0)
break;
BUG_ON(index >= sblock->page_count);
BUG_ON(!sblock->pagev[index]->page);
page = sblock->pagev[index]->page;
- buffer = kmap_atomic(page);
+ buffer = page_address(page);
}
crypto_shash_final(shash, csum);
BUG_ON(sblock->page_count < 1);
page = sblock->pagev[0]->page;
- mapped_buffer = kmap_atomic(page);
+ mapped_buffer = page_address(page);
h = (struct btrfs_header *)mapped_buffer;
memcpy(on_disk_csum, h->csum, sctx->csum_size);
u64 l = min_t(u64, len, mapped_size);
crypto_shash_update(shash, p, l);
- kunmap_atomic(mapped_buffer);
len -= l;
if (len == 0)
break;
BUG_ON(index >= sblock->page_count);
BUG_ON(!sblock->pagev[index]->page);
page = sblock->pagev[index]->page;
- mapped_buffer = kmap_atomic(page);
+ mapped_buffer = page_address(page);
mapped_size = PAGE_SIZE;
p = mapped_buffer;
}
BUG_ON(sblock->page_count < 1);
page = sblock->pagev[0]->page;
- mapped_buffer = kmap_atomic(page);
+ mapped_buffer = page_address(page);
s = (struct btrfs_super_block *)mapped_buffer;
memcpy(on_disk_csum, s->csum, sctx->csum_size);
u64 l = min_t(u64, len, mapped_size);
crypto_shash_update(shash, p, l);
- kunmap_atomic(mapped_buffer);
len -= l;
if (len == 0)
break;
BUG_ON(index >= sblock->page_count);
BUG_ON(!sblock->pagev[index]->page);
page = sblock->pagev[index]->page;
- mapped_buffer = kmap_atomic(page);
+ mapped_buffer = page_address(page);
mapped_size = PAGE_SIZE;
p = mapped_buffer;
}