Re: [PATCH 11/33] tcp: tcp_sock_set_nodelay

From: Jason Gunthorpe
Date: Wed May 13 2020 - 08:51:50 EST


On Wed, May 13, 2020 at 08:26:26AM +0200, Christoph Hellwig wrote:
> Add a helper to directly set the TCP_NODELAY sockopt from kernel space
> without going through a fake uaccess. Cleanup the callers to avoid
> pointless wrappers now that this is a simple function call.
>
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
> ---
> drivers/block/drbd/drbd_int.h | 7 ----
> drivers/block/drbd/drbd_main.c | 2 +-
> drivers/block/drbd/drbd_receiver.c | 4 +--
> drivers/infiniband/sw/siw/siw_cm.c | 24 +++-----------
> drivers/nvme/host/tcp.c | 9 +-----
> drivers/nvme/target/tcp.c | 12 ++-----
> drivers/target/iscsi/iscsi_target_login.c | 15 ++-------
> fs/cifs/connect.c | 10 ++----
> fs/dlm/lowcomms.c | 8 ++---
> fs/ocfs2/cluster/tcp.c | 20 ++----------
> include/linux/tcp.h | 1 +
> net/ceph/messenger.c | 11 ++-----
> net/ipv4/tcp.c | 39 +++++++++++++++--------
> net/rds/tcp.c | 11 +------
> net/rds/tcp.h | 1 -
> net/rds/tcp_listen.c | 2 +-
> 16 files changed, 49 insertions(+), 127 deletions(-)

No problem with the siw change

Acked-by: Jason Gunthorpe <jgg@xxxxxxxxxxxx>

Jason