[tip:locking/core 37/43] drivers/char/ipmi/ipmi_msghandler.c:5194:13: warning: stack frame size (1032) exceeds limit (1024) in 'ipmi_panic_request_and_wait'
From: kernel test robot
Date: Fri Jun 23 2023 - 18:44:20 EST
Hi Mark,
FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git locking/core
head: b33eb50a92b0a298fa8a6ac350e741c3ec100f6d
commit: 1d78814d41701c216e28fcf2656526146dec4a1a [37/43] locking/atomic: scripts: simplify raw_atomic*() definitions
config: arm-randconfig-r016-20230622 (https://download.01.org/0day-ci/archive/20230624/202306240641.rigy2zg2-lkp@xxxxxxxxx/config)
compiler: clang version 15.0.7 (https://github.com/llvm/llvm-project.git 8dfdcc7b7bf66834a761bd8de445840ef68e4d1a)
reproduce: (https://download.01.org/0day-ci/archive/20230624/202306240641.rigy2zg2-lkp@xxxxxxxxx/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202306240641.rigy2zg2-lkp@xxxxxxxxx/
All warnings (new ones prefixed by >>):
>> drivers/char/ipmi/ipmi_msghandler.c:5194:13: warning: stack frame size (1032) exceeds limit (1024) in 'ipmi_panic_request_and_wait' [-Wframe-larger-than]
static void ipmi_panic_request_and_wait(struct ipmi_smi *intf,
^
1 warning generated.
vim +/ipmi_panic_request_and_wait +5194 drivers/char/ipmi/ipmi_msghandler.c
895dcfd1cab84d Corey Minyard 2012-03-28 5190
895dcfd1cab84d Corey Minyard 2012-03-28 5191 /*
895dcfd1cab84d Corey Minyard 2012-03-28 5192 * Inside a panic, send a message and wait for a response.
895dcfd1cab84d Corey Minyard 2012-03-28 5193 */
a567b6230066e3 Corey Minyard 2018-04-05 @5194 static void ipmi_panic_request_and_wait(struct ipmi_smi *intf,
895dcfd1cab84d Corey Minyard 2012-03-28 5195 struct ipmi_addr *addr,
895dcfd1cab84d Corey Minyard 2012-03-28 5196 struct kernel_ipmi_msg *msg)
895dcfd1cab84d Corey Minyard 2012-03-28 5197 {
895dcfd1cab84d Corey Minyard 2012-03-28 5198 struct ipmi_smi_msg smi_msg;
895dcfd1cab84d Corey Minyard 2012-03-28 5199 struct ipmi_recv_msg recv_msg;
895dcfd1cab84d Corey Minyard 2012-03-28 5200 int rv;
895dcfd1cab84d Corey Minyard 2012-03-28 5201
895dcfd1cab84d Corey Minyard 2012-03-28 5202 smi_msg.done = dummy_smi_done_handler;
895dcfd1cab84d Corey Minyard 2012-03-28 5203 recv_msg.done = dummy_recv_done_handler;
895dcfd1cab84d Corey Minyard 2012-03-28 5204 atomic_add(2, &panic_done_count);
895dcfd1cab84d Corey Minyard 2012-03-28 5205 rv = i_ipmi_request(NULL,
895dcfd1cab84d Corey Minyard 2012-03-28 5206 intf,
895dcfd1cab84d Corey Minyard 2012-03-28 5207 addr,
895dcfd1cab84d Corey Minyard 2012-03-28 5208 0,
895dcfd1cab84d Corey Minyard 2012-03-28 5209 msg,
895dcfd1cab84d Corey Minyard 2012-03-28 5210 intf,
895dcfd1cab84d Corey Minyard 2012-03-28 5211 &smi_msg,
895dcfd1cab84d Corey Minyard 2012-03-28 5212 &recv_msg,
895dcfd1cab84d Corey Minyard 2012-03-28 5213 0,
5fdb1fb2abe647 Corey Minyard 2017-09-05 5214 intf->addrinfo[0].address,
5fdb1fb2abe647 Corey Minyard 2017-09-05 5215 intf->addrinfo[0].lun,
895dcfd1cab84d Corey Minyard 2012-03-28 5216 0, 1); /* Don't retry, and don't wait. */
895dcfd1cab84d Corey Minyard 2012-03-28 5217 if (rv)
895dcfd1cab84d Corey Minyard 2012-03-28 5218 atomic_sub(2, &panic_done_count);
82802f968bd311 Hidehiro Kawai 2015-07-27 5219 else if (intf->handlers->flush_messages)
82802f968bd311 Hidehiro Kawai 2015-07-27 5220 intf->handlers->flush_messages(intf->send_info);
82802f968bd311 Hidehiro Kawai 2015-07-27 5221
895dcfd1cab84d Corey Minyard 2012-03-28 5222 while (atomic_read(&panic_done_count) != 0)
895dcfd1cab84d Corey Minyard 2012-03-28 5223 ipmi_poll(intf);
^1da177e4c3f41 Linus Torvalds 2005-04-16 5224 }
^1da177e4c3f41 Linus Torvalds 2005-04-16 5225
:::::: The code at line 5194 was first introduced by commit
:::::: a567b6230066e3a2c964e2dc914e7f9a436806c4 ipmi: Change ipmi_smi_t to struct ipmi_smi *
:::::: TO: Corey Minyard <cminyard@xxxxxxxxxx>
:::::: CC: Corey Minyard <cminyard@xxxxxxxxxx>
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