Re: [PATCH v2] scsi: target: Allow FUA if no write cache enabled
"Martin K. Petersen" <[email protected]> Thu, 30 Apr 2026 11:43:38 -0400
| Newsgroups | org.kernel.vger.target-devel,org.kernel.vger.linux-kernel,org.kernel.vger.linux-scsi |
|---|---|
| Organization | Oracle Corporation |
| Message-ID | <[email protected]> |
Stuart, > Without this patch, accesses with FUA set will be rejected, even > though they always go directly to the media when there's no write > cache. The spec allows this. However, ... > This is needed because EDK2 FAT filesystem code sets the FUA bit when > writing, regardless of whether the device advertises support of > DPOFUA. ^^^ that is clearly a spec violation. What is being done to address this issue? Also, wrt. the patch itself, please see: https://sashiko.dev/#/patchset/20260428203938.9738-1-stuart.w.hayes%40gmail.com -- Martin K. Petersen