This is a note to let you know that I've just added the patch titled
nvme: tcp: Fix compilation warning with W=1
to the 6.13-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
nvme-tcp-fix-compilation-warning-with-w-1.patch
and it can be found in the queue-6.13 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 2b2c9cee67f7aba6a71f85effec7f2822e970f80
Author: Damien Le Moal <dlemoal@xxxxxxxxxx>
Date: Thu Feb 13 15:52:31 2025 +0900
nvme: tcp: Fix compilation warning with W=1
[ Upstream commit cd513e0434c3e736c549bc99bf7982658b25114d ]
When compiling with W=1, a warning result for the function
nvme_tcp_set_queue_io_cpu():
host/tcp.c:1578: warning: Function parameter or struct member 'queue'
not described in 'nvme_tcp_set_queue_io_cpu'
host/tcp.c:1578: warning: expecting prototype for Track the number of
queues assigned to each cpu using a global per(). Prototype was for
nvme_tcp_set_queue_io_cpu() instead
Avoid this warning by using the regular comment format for the function
nvme_tcp_set_queue_io_cpu() instead of the kdoc comment format.
Fixes: 32193789878c ("nvme-tcp: Fix I/O queue cpu spreading for multiple controllers")
Signed-off-by: Damien Le Moal <dlemoal@xxxxxxxxxx>
Reviewed-by: Christoph Hellwig <hch@xxxxxx>
Reviewed-by: Sagi Grimberg <sagi@xxxxxxxxxxx>
Signed-off-by: Keith Busch <kbusch@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c
index 841238f38fdda..4162893d49395 100644
--- a/drivers/nvme/host/tcp.c
+++ b/drivers/nvme/host/tcp.c
@@ -1565,7 +1565,7 @@ static bool nvme_tcp_poll_queue(struct nvme_tcp_queue *queue)
ctrl->io_queues[HCTX_TYPE_POLL];
}
-/**
+/*
* Track the number of queues assigned to each cpu using a global per-cpu
* counter and select the least used cpu from the mq_map. Our goal is to spread
* different controllers I/O threads across different cpu cores.
