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Subject[intel-tdx:guest-attest 5/8] arch/x86/coco/tdx/attest.c:249:6: warning: no previous prototype for 'terminate_quote_request'
tree:   https://github.com/intel/tdx.git guest-attest
head: cf3131ea46807abb401d633e20dd28ef77c0dba8
commit: 976cd8bda2b0e7ea9f415585aaa1b2ea5a2d0075 [5/8] x86/tdx: Add Quote generation support
config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20220607/202206071034.SxfYlULc-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-1) 11.3.0
reproduce (this is a W=1 build):
# https://github.com/intel/tdx/commit/976cd8bda2b0e7ea9f415585aaa1b2ea5a2d0075
git remote add intel-tdx https://github.com/intel/tdx.git
git fetch --no-tags intel-tdx guest-attest
git checkout 976cd8bda2b0e7ea9f415585aaa1b2ea5a2d0075
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/coco/tdx/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

>> arch/x86/coco/tdx/attest.c:249:6: warning: no previous prototype for 'terminate_quote_request' [-Wmissing-prototypes]
249 | void terminate_quote_request(struct quote_entry *entry)
| ^~~~~~~~~~~~~~~~~~~~~~~


vim +/terminate_quote_request +249 arch/x86/coco/tdx/attest.c

247
248 /* Handles early termination of GetQuote requests */
> 249 void terminate_quote_request(struct quote_entry *entry)
250 {
251 struct tdx_quote_hdr *quote_hdr;
252
253 /*
254 * For early termination, if the request is not yet
255 * processed by VMM (GET_QUOTE_IN_FLIGHT), the VMM
256 * still owns the shared buffer, so mark the request
257 * invalid to let quote_callback_handler() handle the
258 * memory cleanup function. If the request is already
259 * processed, then do the cleanup and return.
260 */
261
262 mutex_lock(&quote_lock);
263 quote_hdr = (struct tdx_quote_hdr *)entry->buf.vmaddr;
264 if (quote_hdr->status == GET_QUOTE_IN_FLIGHT) {
265 entry->valid = false;
266 mutex_unlock(&quote_lock);
267 return;
268 }
269 _del_quote_entry(entry);
270 mutex_unlock(&quote_lock);
271 }
272

--
0-DAY CI Kernel Test Service
https://01.org/lkp

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