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Subject[rppt:pks/v0.0 10/27] lib/pks/pks_test.c:154: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
tree:   https://git.kernel.org/pub/scm/linux/kernel/git/rppt/linux.git pks/v0.0
head: eed09ce6622d550ab5b10a86e7dd6c2ff6bd59d9
commit: 79a4c0d7e9449140c2ec65703a0f3b38f4d28aad [10/27] x86/pks: Add PKS test code
config: x86_64-allyesconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/rppt/linux.git/commit/?id=79a4c0d7e9449140c2ec65703a0f3b38f4d28aad
git remote add rppt https://git.kernel.org/pub/scm/linux/kernel/git/rppt/linux.git
git fetch --no-tags rppt pks/v0.0
git checkout 79a4c0d7e9449140c2ec65703a0f3b38f4d28aad
# save the attached .config to linux build tree
make W=1 ARCH=x86_64

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

All warnings (new ones prefixed by >>):

>> lib/pks/pks_test.c:154: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
* pks_test_callback() is exported so that the fault handler can detect


vim +154 lib/pks/pks_test.c

152
153 /**
> 154 * pks_test_callback() is exported so that the fault handler can detect
155 * and report back status of intentional faults.
156 *
157 * NOTE: It clears the protection key from the page such that the fault handler
158 * will not re-trigger.
159 */
160 bool pks_test_callback(struct pt_regs *regs)
161 {
162 struct extended_pt_regs *ept_regs = extended_pt_regs(regs);
163 bool armed = (test_armed_key != 0);
164
165 if (test_exception_ctx) {
166 check_exception(ept_regs->thread_pkrs);
167 /*
168 * Stop this check directly within the exception because the
169 * fault handler clean up code will call again while checking
170 * the PMD entry and there is no need to check this again.
171 */
172 test_exception_ctx = NULL;
173 }
174
175 if (armed) {
176 /* Enable read and write to stop faults */
177 ept_regs->thread_pkrs = update_pkey_val(ept_regs->thread_pkrs,
178 test_armed_key, 0);
179 fault_cnt++;
180 }
181
182 return armed;
183 }
184

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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