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From: | Qi, Yadong |
Subject: | RE: [PATCH 1/2] block:hdev: support BLKSECDISCARD |
Date: | Thu, 18 Nov 2021 01:13:32 +0000 |
> What is the use case for exposing secure erase in qemu? The whole concept for > a LBA based secure erase is generally not a very smart idea for flash based > media.. Hi, Christoph We got a user requirement: support BLKSECDISCARD in VM. Which is: ioctl(BLKSECDISCARD) in guest -> qemu backend perform secure discard on native block device accordingly. This is a requirement to meet the security level of the project. So I sent out these patches to see whether qemu could accept such changes.
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