Re: [Qemu-devel] [Qemu-block] [PATCH v2] qcow2: discard bitmap when removed

2019-04-08 Thread Andrey Shinkevich
PINGING I kindly remind you about this small patch for QEMU 4.1. I am going to be away for vacation from April, 10th to May, 15th. -- With the best regards, Andrey Shinkevich On 19/03/2019 01:18, John Snow wrote: > > > On 2/28/19 4:26 AM, Andrey Shinkevich wrote: >> When a bitmap is removed,

Re: [Qemu-devel] [Qemu-block] [PATCH v2] qcow2: discard bitmap when removed

2019-03-19 Thread Andrey Shinkevich
On 19/03/2019 01:18, John Snow wrote: > > > On 2/28/19 4:26 AM, Andrey Shinkevich wrote: >> When a bitmap is removed, we can clean some space on the disk. The size >> of a cluster may be larger, so is the size of the bitmap that includes >> many clusters. Some bitmaps can be as large as tens of

Re: [Qemu-devel] [Qemu-block] [PATCH v2] qcow2: discard bitmap when removed

2019-03-18 Thread John Snow
On 2/28/19 4:26 AM, Andrey Shinkevich wrote: > When a bitmap is removed, we can clean some space on the disk. The size > of a cluster may be larger, so is the size of the bitmap that includes > many clusters. Some bitmaps can be as large as tens of megabytes. > The flag QCOW2_DISCARD_ALWAYS allo