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block: Move BlockAcctStats into BlockBackend

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As the comment above bdrv_get_stats() says, BlockAcctStats is something
which belongs to the device instead of each BlockDriverState. This patch
therefore moves it into the BlockBackend.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Max Reitz 2015-10-19 17:53:21 +02:00 • committed by Kevin Wolf
parent 53d8f9d8fb
commit 7f0e9da6f1
6 changed files with 23 additions and 28 deletions
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5
block/block-backend.c
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@ -34,6 +34,9 @@ struct BlockBackend {
/* the block size for which the guest device expects atomicity */
int guest_block_size;
/* I/O stats (display with "info blockstats"). */
BlockAcctStats stats;
};
typedef struct BlockBackendAIOCB {
@ -892,7 +895,7 @@ void blk_io_unplug(BlockBackend *blk)
BlockAcctStats *blk_get_stats(BlockBackend *blk)
{
return bdrv_get_stats(blk->bs);
return &blk->stats;
}
void *blk_aio_get(const AIOCBInfo *aiocb_info, BlockBackend *blk,