Re: [Qemu-devel] [PATCH V19 7/8] add-cow file format core code.

2013-06-05 Thread Stefan Hajnoczi
On Thu, May 30, 2013 at 06:00:24PM +0800, Dongxu Wang wrote: > +static coroutine_fn int add_cow_co_writev(BlockDriverState *bs, > + int64_t sector_num, > + int remaining_sectors, > +

[Qemu-devel] [PATCH V19 7/8] add-cow file format core code.

2013-05-30 Thread Dongxu Wang
From: Dong Xu Wang add-cow file format core code. It use block-cache.c as cache code. It lacks of snapshot_blkdev support. v18->v19: 1) add aio parallel write support. 2) fix flush method. v17-v18: 1) use error_report, not fprintf. 2) remove version field from header. 3) header_size is MAX(clus