diff options
| author |   Trond Myklebust <trond.myklebust@hammerspace.com> | 2021-02-16 12:17:23 -0500 |
|---|---|---|
| committer |   Chuck Lever <chuck.lever@oracle.com> | 2021-02-16 12:33:04 -0500 |
| commit | 987c7b1d094db339e99d121e39011bdf3d32c5b8 (patch) | |
| tree | da5a8f1fc4817ab096b317c2df1871887c5e7f0d /net | |
| parent | SUNRPC: Use TCP_CORK to optimise send performance on the server (diff) | |
| download | linux-dev-987c7b1d094db339e99d121e39011bdf3d32c5b8.tar.xz linux-dev-987c7b1d094db339e99d121e39011bdf3d32c5b8.zip | |
SUNRPC: Remove redundant socket flags from svc_tcp_sendmsg()
Now that the caller controls the TCP_CORK socket option, it is redundant
to set MSG_MORE and MSG_SENDPAGE_NOTLAST in the calls to
kernel_sendpage().
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/sunrpc/svcsock.c | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c index 231f510a4830..8c19732e425d 100644 --- a/net/sunrpc/svcsock.c +++ b/net/sunrpc/svcsock.c @@ -1088,12 +1088,11 @@ static int svc_tcp_sendmsg(struct socket *sock, struct msghdr *msg, .iov_base = &marker, .iov_len = sizeof(marker), }; - int flags, ret; + int ret; *sentp = 0; xdr_alloc_bvec(xdr, GFP_KERNEL); - msg->msg_flags = MSG_MORE; ret = kernel_sendmsg(sock, msg, &rm, 1, rm.iov_len); if (ret < 0) return ret; @@ -1101,8 +1100,7 @@ static int svc_tcp_sendmsg(struct socket *sock, struct msghdr *msg, if (ret != rm.iov_len) return -EAGAIN; - flags = head->iov_len < xdr->len ? MSG_MORE | MSG_SENDPAGE_NOTLAST : 0; - ret = svc_tcp_send_kvec(sock, head, flags); + ret = svc_tcp_send_kvec(sock, head, 0); if (ret < 0) return ret; *sentp += ret; @@ -1116,15 +1114,11 @@ static int svc_tcp_sendmsg(struct socket *sock, struct msghdr *msg, bvec = xdr->bvec + (xdr->page_base >> PAGE_SHIFT); offset = offset_in_page(xdr->page_base); remaining = xdr->page_len; - flags = MSG_MORE | MSG_SENDPAGE_NOTLAST; while (remaining > 0) { - if (remaining <= PAGE_SIZE && tail->iov_len == 0) - flags = 0; - len = min(remaining, bvec->bv_len - offset); ret = kernel_sendpage(sock, bvec->bv_page, bvec->bv_offset + offset, - len, flags); + len, 0); if (ret < 0) return ret; *sentp += ret; |