Re: [RFC PATCH DONOTMERGE v2 0/6] userspace PI passthrough via AIO/DIO

2014-04-02 Thread Zach Brown
> 's a small number of them with strong semantics because they're a part > of the syscall ABI. ("There's" a small number of them.. vim troubles :)) - z -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majord...@vger.kernel.org More majordomo in

Re: [RFC PATCH DONOTMERGE v2 0/6] userspace PI passthrough via AIO/DIO

2014-04-02 Thread Zach Brown
On Mon, Mar 24, 2014 at 09:22:31AM -0700, Darrick J. Wong wrote: > This RFC provides a rough implementation of a mechanism to allow > userspace to attach protection information (e.g. T10 DIF) data to a > disk write and to receive the information alongside a disk read. I have some comments for you!

[RFC PATCH DONOTMERGE v2 0/6] userspace PI passthrough via AIO/DIO

2014-03-24 Thread Darrick J. Wong
This RFC provides a rough implementation of a mechanism to allow userspace to attach protection information (e.g. T10 DIF) data to a disk write and to receive the information alongside a disk read. There's a new "IO extension" interface wherein we define a structure (per zab's comments on the v2 se