Re: [Qemu-devel] [PATCH 4/8] block: Add @exact parameter to bdrv_co_truncate()

2019-09-18 Thread Maxim Levitsky
On Wed, 2019-09-18 at 11:51 +0200, Max Reitz wrote: > We have two drivers (iscsi and file-posix) that (in some cases) return > success from their .bdrv_co_truncate() implementation if the block > device is larger than the requested offset, but cannot be shrunk. Some > callers do not want that beha

[Qemu-devel] [PATCH 4/8] block: Add @exact parameter to bdrv_co_truncate()

2019-09-18 Thread Max Reitz
We have two drivers (iscsi and file-posix) that (in some cases) return success from their .bdrv_co_truncate() implementation if the block device is larger than the requested offset, but cannot be shrunk. Some callers do not want that behavior, so this patch adds a new parameter that they can use t