nathan/Chromebook-Device-Nyan-NVIDIA-Tegra-K1-T124-Upstream-Linux-3.10-LTS-Kernel
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Updated from Linux LTS 3.10.20 to 3.10.21

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This commit is contained in:
Nathan
2025-04-07 09:52:38 -05:00
parent d67348cc45
commit 8de512f759
67 changed files with 803 additions and 353 deletions
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2
net/sunrpc/clnt.c
View File

@@ -1407,9 +1407,9 @@ call_refreshresult(struct rpc_task *task)
return;
case -ETIMEDOUT:
rpc_delay(task, 3*HZ);
case -EKEYEXPIRED:
case -EAGAIN:
status = -EACCES;
case -EKEYEXPIRED:
if (!task->tk_cred_retry)
break;
task->tk_cred_retry--;

28
net/sunrpc/xprtsock.c
View File

@@ -391,8 +391,10 @@ static int xs_send_kvec(struct socket *sock, struct sockaddr *addr, int addrlen,
return kernel_sendmsg(sock, &msg, NULL, 0, 0);
}
static int xs_send_pagedata(struct socket *sock, struct xdr_buf *xdr, unsigned int base, int more)
static int xs_send_pagedata(struct socket *sock, struct xdr_buf *xdr, unsigned int base, int more, bool zerocopy)
{
ssize_t (*do_sendpage)(struct socket *sock, struct page *page,
int offset, size_t size, int flags);
struct page **ppage;
unsigned int remainder;
int err, sent = 0;
@@ -401,6 +403,9 @@ static int xs_send_pagedata(struct socket *sock, struct xdr_buf *xdr, unsigned i
base += xdr->page_base;
ppage = xdr->pages + (base >> PAGE_SHIFT);
base &= ~PAGE_MASK;
do_sendpage = sock->ops->sendpage;
if (!zerocopy)
do_sendpage = sock_no_sendpage;
for(;;) {
unsigned int len = min_t(unsigned int, PAGE_SIZE - base, remainder);
int flags = XS_SENDMSG_FLAGS;
@@ -408,7 +413,7 @@ static int xs_send_pagedata(struct socket *sock, struct xdr_buf *xdr, unsigned i
remainder -= len;
if (remainder != 0 || more)
flags |= MSG_MORE;
err = sock->ops->sendpage(sock, *ppage, base, len, flags);
err = do_sendpage(sock, *ppage, base, len, flags);
if (remainder == 0 || err != len)
break;
sent += err;
@@ -429,9 +434,10 @@ static int xs_send_pagedata(struct socket *sock, struct xdr_buf *xdr, unsigned i
* @addrlen: UDP only -- length of destination address
* @xdr: buffer containing this request
* @base: starting position in the buffer
* @zerocopy: true if it is safe to use sendpage()
*
*/
static int xs_sendpages(struct socket *sock, struct sockaddr *addr, int addrlen, struct xdr_buf *xdr, unsigned int base)
static int xs_sendpages(struct socket *sock, struct sockaddr *addr, int addrlen, struct xdr_buf *xdr, unsigned int base, bool zerocopy)
{
unsigned int remainder = xdr->len - base;
int err, sent = 0;
@@ -459,7 +465,7 @@ static int xs_sendpages(struct socket *sock, struct sockaddr *addr, int addrlen,
if (base < xdr->page_len) {
unsigned int len = xdr->page_len - base;
remainder -= len;
err = xs_send_pagedata(sock, xdr, base, remainder != 0);
err = xs_send_pagedata(sock, xdr, base, remainder != 0, zerocopy);
if (remainder == 0 || err != len)
goto out;
sent += err;
@@ -562,7 +568,7 @@ static int xs_local_send_request(struct rpc_task *task)
req->rq_svec->iov_base, req->rq_svec->iov_len);
status = xs_sendpages(transport->sock, NULL, 0,
xdr, req->rq_bytes_sent);
xdr, req->rq_bytes_sent, true);
dprintk("RPC: %s(%u) = %d\n",
__func__, xdr->len - req->rq_bytes_sent, status);
if (likely(status >= 0)) {
@@ -618,7 +624,7 @@ static int xs_udp_send_request(struct rpc_task *task)
status = xs_sendpages(transport->sock,
xs_addr(xprt),
xprt->addrlen, xdr,
req->rq_bytes_sent);
req->rq_bytes_sent, true);
dprintk("RPC: xs_udp_send_request(%u) = %d\n",
xdr->len - req->rq_bytes_sent, status);
@@ -689,6 +695,7 @@ static int xs_tcp_send_request(struct rpc_task *task)
struct rpc_xprt *xprt = req->rq_xprt;
struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt);
struct xdr_buf *xdr = &req->rq_snd_buf;
bool zerocopy = true;
int status;
xs_encode_stream_record_marker(&req->rq_snd_buf);
@@ -696,13 +703,20 @@ static int xs_tcp_send_request(struct rpc_task *task)
xs_pktdump("packet data:",
req->rq_svec->iov_base,
req->rq_svec->iov_len);
/* Don't use zero copy if this is a resend. If the RPC call
* completes while the socket holds a reference to the pages,
* then we may end up resending corrupted data.
*/
if (task->tk_flags & RPC_TASK_SENT)
zerocopy = false;
/* Continue transmitting the packet/record. We must be careful
* to cope with writespace callbacks arriving _after_ we have
* called sendmsg(). */
while (1) {
status = xs_sendpages(transport->sock,
NULL, 0, xdr, req->rq_bytes_sent);
NULL, 0, xdr, req->rq_bytes_sent,
zerocopy);
dprintk("RPC: xs_tcp_send_request(%u) = %d\n",
xdr->len - req->rq_bytes_sent, status);