|
From: | wyang |
Subject: | Re: [Qemu-devel] [PATCH] block/mirror: enable detect zeroes when driving mirror |
Date: | Wed, 23 Nov 2016 11:14:57 +0800 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.3.0 |
On 2016年11月22日 21:44, Eric Blake wrote:
On 11/21/2016 08:31 PM, wyang wrote:On 2016年11月21日 14:51, Vasiliy Tolstov wrote:21 Ноя 2016 г. 4:27 пользователь "Yang Wei" <address@hidden <mailto:address@hidden>> написал:In order to preserve sparse disk image, detect_zeroes should also be enabled when bdrv_get_block_status_above() returns BDRV_BLOCK_DATA Signed-off-by: Yang Wei <address@hidden <mailto:address@hidden>> ---Hi, does this patch fixes bug https://bugzilla.redhat.com/show_bug.cgi?id=1219541 ? Or it unrelated to this issue?yes, you also need to backport the functionality of NBD's write zeroes( fa778f and 1f4d6d)And also my posted (but not yet applied) patch: nbd: Allow unmap and fua during write zeroes https://lists.gnu.org/archive/html/qemu-devel/2016-11/msg03496.html
Got it, I would also backport it to my qemu repo. thank you Eric.;-) Wei
[Prev in Thread] | Current Thread | [Next in Thread] |