[asahilinux:bits/050-nvme 2/4] drivers/nvme/host/apple.c:208:14: sparse: sparse: symbol 'flush_interval' was not declared. Should it be static?

[asahilinux:bits/050-nvme 2/4] drivers/nvme/host/apple.c:208:14: sparse: sparse: symbol 'flush_interval' was not declared. Should it be static?

[kernel test robot]

tree:   https://github.com/AsahiLinux/linux bits/050-nvme
head:   64364dddbb6079a18e8119f64748a217b51d7e65
commit: cefae9739746756817c42688662ffb8e5ac846ca [2/4] apple-nvme: defer cache flushes by a specified amount
config: arm64-randconfig-r112-20250210 (https://download.01.org/0day-ci/archive/20250210/202502101947.VSemm0S7-lkp@intel.com/config)
compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff)
reproduce: (https://download.01.org/0day-ci/archive/20250210/202502101947.VSemm0S7-lkp@intel.com/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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202502101947.VSemm0S7-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/nvme/host/apple.c:208:14: sparse: sparse: symbol 'flush_interval' was not declared. Should it be static?

vim +/flush_interval +208 drivers/nvme/host/apple.c

   207	
 > 208	unsigned int flush_interval = 1000;
   209	module_param(flush_interval, uint, 0644);
   210	MODULE_PARM_DESC(flush_interval, "Grace period in msecs between flushes");
   211	

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