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authorDavid Howells <dhowells@redhat.com>2023-06-24 00:54:58 +0200
committerJakub Kicinski <kuba@kernel.org>2023-06-25 00:50:12 +0200
commitf8dd95b29d7ef08c19ec9720564acf72243ddcf6 (patch)
tree5abb4a2d6b7e8dd36665f83e90e043b0907f833e /net/xfrm
parentMerge tag 'mlx5-updates-2023-06-21' of git://git.kernel.org/pub/scm/linux/ker... (diff)
downloadlinux-f8dd95b29d7ef08c19ec9720564acf72243ddcf6.tar.xz
linux-f8dd95b29d7ef08c19ec9720564acf72243ddcf6.zip
tcp_bpf, smc, tls, espintcp, siw: Reduce MSG_SENDPAGE_NOTLAST usage
As MSG_SENDPAGE_NOTLAST is being phased out along with sendpage(), don't use it further in than the sendpage methods, but rather translate it to MSG_MORE and use that instead. Signed-off-by: David Howells <dhowells@redhat.com> cc: Willem de Bruijn <willemdebruijn.kernel@gmail.com> cc: Bernard Metzler <bmt@zurich.ibm.com> cc: Jason Gunthorpe <jgg@ziepe.ca> cc: Leon Romanovsky <leon@kernel.org> cc: John Fastabend <john.fastabend@gmail.com> cc: Jakub Sitnicki <jakub@cloudflare.com> cc: David Ahern <dsahern@kernel.org> cc: Karsten Graul <kgraul@linux.ibm.com> cc: Wenjia Zhang <wenjia@linux.ibm.com> cc: Jan Karcher <jaka@linux.ibm.com> cc: "D. Wythe" <alibuda@linux.alibaba.com> cc: Tony Lu <tonylu@linux.alibaba.com> cc: Wen Gu <guwen@linux.alibaba.com> cc: Boris Pismenny <borisp@nvidia.com> cc: Steffen Klassert <steffen.klassert@secunet.com> cc: Herbert Xu <herbert@gondor.apana.org.au> Link: https://lore.kernel.org/r/20230623225513.2732256-2-dhowells@redhat.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/xfrm')
-rw-r--r--net/xfrm/espintcp.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/net/xfrm/espintcp.c b/net/xfrm/espintcp.c
index 3504925babdb..d3b3f9e720b3 100644
--- a/net/xfrm/espintcp.c
+++ b/net/xfrm/espintcp.c
@@ -205,13 +205,15 @@ static int espintcp_sendskb_locked(struct sock *sk, struct espintcp_msg *emsg,
static int espintcp_sendskmsg_locked(struct sock *sk,
struct espintcp_msg *emsg, int flags)
{
- struct msghdr msghdr = { .msg_flags = flags | MSG_SPLICE_PAGES, };
+ struct msghdr msghdr = {
+ .msg_flags = flags | MSG_SPLICE_PAGES | MSG_MORE,
+ };
struct sk_msg *skmsg = &emsg->skmsg;
+ bool more = flags & MSG_MORE;
struct scatterlist *sg;
int done = 0;
int ret;
- msghdr.msg_flags |= MSG_SENDPAGE_NOTLAST;
sg = &skmsg->sg.data[skmsg->sg.start];
do {
struct bio_vec bvec;
@@ -221,8 +223,8 @@ static int espintcp_sendskmsg_locked(struct sock *sk,
emsg->offset = 0;
- if (sg_is_last(sg))
- msghdr.msg_flags &= ~MSG_SENDPAGE_NOTLAST;
+ if (sg_is_last(sg) && !more)
+ msghdr.msg_flags &= ~MSG_MORE;
p = sg_page(sg);
retry: