From 2f7c68cb55ecb7331f2381deb497c27155f32faf Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 03 Jan 2024 09:43:39 +0000
Subject: [PATCH] update kernel to 5.10.198
---
kernel/drivers/nvme/host/tcp.c | 49 ++++++++++++++++++++++++++++---------------------
1 files changed, 28 insertions(+), 21 deletions(-)
diff --git a/kernel/drivers/nvme/host/tcp.c b/kernel/drivers/nvme/host/tcp.c
index 57df87d..ea4d317 100644
--- a/kernel/drivers/nvme/host/tcp.c
+++ b/kernel/drivers/nvme/host/tcp.c
@@ -1535,22 +1535,7 @@
if (ret)
goto err_init_connect;
- queue->rd_enabled = true;
set_bit(NVME_TCP_Q_ALLOCATED, &queue->flags);
- nvme_tcp_init_recv_ctx(queue);
-
- write_lock_bh(&queue->sock->sk->sk_callback_lock);
- queue->sock->sk->sk_user_data = queue;
- queue->state_change = queue->sock->sk->sk_state_change;
- queue->data_ready = queue->sock->sk->sk_data_ready;
- queue->write_space = queue->sock->sk->sk_write_space;
- queue->sock->sk->sk_data_ready = nvme_tcp_data_ready;
- queue->sock->sk->sk_state_change = nvme_tcp_state_change;
- queue->sock->sk->sk_write_space = nvme_tcp_write_space;
-#ifdef CONFIG_NET_RX_BUSY_POLL
- queue->sock->sk->sk_ll_usec = 1;
-#endif
- write_unlock_bh(&queue->sock->sk->sk_callback_lock);
return 0;
@@ -1569,7 +1554,7 @@
return ret;
}
-static void nvme_tcp_restore_sock_calls(struct nvme_tcp_queue *queue)
+static void nvme_tcp_restore_sock_ops(struct nvme_tcp_queue *queue)
{
struct socket *sock = queue->sock;
@@ -1584,7 +1569,7 @@
static void __nvme_tcp_stop_queue(struct nvme_tcp_queue *queue)
{
kernel_sock_shutdown(queue->sock, SHUT_RDWR);
- nvme_tcp_restore_sock_calls(queue);
+ nvme_tcp_restore_sock_ops(queue);
cancel_work_sync(&queue->io_work);
}
@@ -1599,10 +1584,31 @@
mutex_unlock(&queue->queue_lock);
}
+static void nvme_tcp_setup_sock_ops(struct nvme_tcp_queue *queue)
+{
+ write_lock_bh(&queue->sock->sk->sk_callback_lock);
+ queue->sock->sk->sk_user_data = queue;
+ queue->state_change = queue->sock->sk->sk_state_change;
+ queue->data_ready = queue->sock->sk->sk_data_ready;
+ queue->write_space = queue->sock->sk->sk_write_space;
+ queue->sock->sk->sk_data_ready = nvme_tcp_data_ready;
+ queue->sock->sk->sk_state_change = nvme_tcp_state_change;
+ queue->sock->sk->sk_write_space = nvme_tcp_write_space;
+#ifdef CONFIG_NET_RX_BUSY_POLL
+ queue->sock->sk->sk_ll_usec = 1;
+#endif
+ write_unlock_bh(&queue->sock->sk->sk_callback_lock);
+}
+
static int nvme_tcp_start_queue(struct nvme_ctrl *nctrl, int idx)
{
struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl);
+ struct nvme_tcp_queue *queue = &ctrl->queues[idx];
int ret;
+
+ queue->rd_enabled = true;
+ nvme_tcp_init_recv_ctx(queue);
+ nvme_tcp_setup_sock_ops(queue);
if (idx)
ret = nvmf_connect_io_queue(nctrl, idx, false);
@@ -1610,10 +1616,10 @@
ret = nvmf_connect_admin_queue(nctrl);
if (!ret) {
- set_bit(NVME_TCP_Q_LIVE, &ctrl->queues[idx].flags);
+ set_bit(NVME_TCP_Q_LIVE, &queue->flags);
} else {
- if (test_bit(NVME_TCP_Q_ALLOCATED, &ctrl->queues[idx].flags))
- __nvme_tcp_stop_queue(&ctrl->queues[idx]);
+ if (test_bit(NVME_TCP_Q_ALLOCATED, &queue->flags))
+ __nvme_tcp_stop_queue(queue);
dev_err(nctrl->device,
"failed to connect queue: %d ret=%d\n", idx, ret);
}
@@ -1853,6 +1859,7 @@
goto out_cleanup_connect_q;
if (!new) {
+ nvme_start_freeze(ctrl);
nvme_start_queues(ctrl);
if (!nvme_wait_freeze_timeout(ctrl, NVME_IO_TIMEOUT)) {
/*
@@ -1861,6 +1868,7 @@
* to be safe.
*/
ret = -ENODEV;
+ nvme_unfreeze(ctrl);
goto out_wait_freeze_timed_out;
}
blk_mq_update_nr_hw_queues(ctrl->tagset,
@@ -1983,7 +1991,6 @@
if (ctrl->queue_count <= 1)
return;
blk_mq_quiesce_queue(ctrl->admin_q);
- nvme_start_freeze(ctrl);
nvme_stop_queues(ctrl);
nvme_sync_io_queues(ctrl);
nvme_tcp_stop_io_queues(ctrl);
--
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