Re: [PATCH RFC 04/13] vhost: cleanup fetch_buf return code handling

From: Jason Wang
Date: Wed Jun 03 2020 - 03:29:18 EST



On 2020/6/2 äå9:06, Michael S. Tsirkin wrote:
Return code of fetch_buf is confusing, so callers resort to
tricks to get to sane values. Let's switch to something standard:
0 empty, >0 non-empty, <0 error.

Signed-off-by: Michael S. Tsirkin<mst@xxxxxxxxxx>
---
drivers/vhost/vhost.c | 24 ++++++++++++++++--------
1 file changed, 16 insertions(+), 8 deletions(-)


Why not squashing this into patch 2 or 3?

Thanks