Re: [01/15] powerpc/powernv: opal_put_chars partial write fix

2018-07-24 Thread Michael Ellerman
On Mon, 2018-04-30 at 14:55:44 UTC, Nicholas Piggin wrote: > The intention here is to consume and discard the remaining buffer > upon error. This works if there has not been a previous partial write. > If there has been, then total_len is no longer total number of bytes > to copy. total_len is alwa

[PATCH 01/15] powerpc/powernv: opal_put_chars partial write fix

2018-04-30 Thread Nicholas Piggin
The intention here is to consume and discard the remaining buffer upon error. This works if there has not been a previous partial write. If there has been, then total_len is no longer total number of bytes to copy. total_len is always "bytes left to copy", so it should be added to written bytes. T