5.15-stable review patch. If anyone has any objections, please let me know.
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From: Breno Leitao leitao@debian.org
[ Upstream commit ec50ec378e3fd83bde9b3d622ceac3509a60b6b5 ]
During BMC firmware upgrades on live systems, the ipmi_msghandler generates excessive "BMC returned incorrect response" warnings while the BMC is temporarily offline. This can flood system logs in large deployments.
Replace dev_warn() with dev_warn_ratelimited() to throttle these warnings and prevent log spam during BMC maintenance operations.
Signed-off-by: Breno Leitao leitao@debian.org Message-ID: 20250710-ipmi_ratelimit-v1-1-6d417015ebe9@debian.org Signed-off-by: Corey Minyard corey@minyard.net Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/char/ipmi/ipmi_msghandler.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c index 15c211c5d6f4..af563ee827aa 100644 --- a/drivers/char/ipmi/ipmi_msghandler.c +++ b/drivers/char/ipmi/ipmi_msghandler.c @@ -4294,10 +4294,10 @@ static int handle_one_recv_msg(struct ipmi_smi *intf, * The NetFN and Command in the response is not even * marginally correct. */ - dev_warn(intf->si_dev, - "BMC returned incorrect response, expected netfn %x cmd %x, got netfn %x cmd %x\n", - (msg->data[0] >> 2) | 1, msg->data[1], - msg->rsp[0] >> 2, msg->rsp[1]); + dev_warn_ratelimited(intf->si_dev, + "BMC returned incorrect response, expected netfn %x cmd %x, got netfn %x cmd %x\n", + (msg->data[0] >> 2) | 1, msg->data[1], + msg->rsp[0] >> 2, msg->rsp[1]);
/* Generate an error response for the message. */ msg->rsp[0] = msg->data[0] | (1 << 2);