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btrfs: switch to use new generic UUID API

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There are new types and helpers that are supposed to be used in new code.

As a preparation to get rid of legacy types and API functions do
the conversion here.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Andy Shevchenko
2020-02-24 17:37:51 +02:00
committed by David Sterba
parent 48a2e88f53
commit 807fc790aa
4 changed files with 8 additions and 13 deletions
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4
fs/btrfs/root-tree.c
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@@ -22,7 +22,6 @@
static void btrfs_read_root_item(struct extent_buffer *eb, int slot,
struct btrfs_root_item *item)
{
uuid_le uuid;
u32 len;
int need_reset = 0;
@@ -44,8 +43,7 @@ static void btrfs_read_root_item(struct extent_buffer *eb, int slot,
sizeof(*item) - offsetof(struct btrfs_root_item,
generation_v2));
uuid_le_gen(&uuid);
memcpy(item->uuid, uuid.b, BTRFS_UUID_SIZE);
generate_random_guid(item->uuid);
}
}