Re: [RFC PATCH v6 04/22] af_vsock: implement SEQPACKET receive loop

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On Sun, Mar 07, 2021 at 08:59:45PM +0300, Arseny Krasnov wrote:
This adds receive loop for SEQPACKET. It looks like receive loop for
STREAM, but there is a little bit difference:
1) It doesn't call notify callbacks.
2) It doesn't care about 'SO_SNDLOWAT' and 'SO_RCVLOWAT' values, because
  there is no sense for these values in SEQPACKET case.
3) It waits until whole record is received or error is found during
  receiving.
4) It processes and sets 'MSG_TRUNC' flag.

So to avoid extra conditions for two types of socket inside one loop, two
independent functions were created.

Signed-off-by: Arseny Krasnov <arseny.krasnov@xxxxxxxxxxxxx>
---
include/net/af_vsock.h   |  5 +++
net/vmw_vsock/af_vsock.c | 95 +++++++++++++++++++++++++++++++++++++++-
2 files changed, 99 insertions(+), 1 deletion(-)

Reviewed-by: Stefano Garzarella <sgarzare@xxxxxxxxxx>

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