Christoph, > The WRITE SAME to TRIM translation rewrites the DATA OUT buffer. While > the SCSI code accomodates for this by passing a read-writable buffer > userspace applications don't cater for this behavior. In fact it can > be used to rewrite e.g. a readonly file through mmap and should be > considered as a security fix. Reviewed-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx> -- Martin K. Petersen Oracle Linux Engineering