CC: [email protected] BCC: [email protected] CC: [email protected] TO: Tianyu Lan <[email protected]> CC: Wei Liu <[email protected]> CC: Michael Kelley <[email protected]>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: ae085d7f9365de7da27ab5c0d16b12d51ea7fca9 commit: faff44069ff538ccdfef187c4d7ec83d22dfb3a4 x86/hyperv: Add Write/Read MSR registers via ghcb page date: 5 months ago :::::: branch date: 7 hours ago :::::: commit date: 5 months ago config: x86_64-randconfig-m001-20220328 (https://download.01.org/0day-ci/archive/20220328/[email protected]/config) compiler: gcc-9 (Ubuntu 9.4.0-1ubuntu1~20.04.1) 9.4.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> Reported-by: Dan Carpenter <[email protected]> smatch warnings: drivers/hv/hv.c:215 hv_synic_enable_regs() warn: should 'simp.base_simp_gpa << 12' be a 64 bit type? drivers/hv/hv.c:232 hv_synic_enable_regs() warn: should 'siefp.base_siefp_gpa << 12' be a 64 bit type? vim +215 drivers/hv/hv.c 2608fb65310341 drivers/hv/hv.c Jason Wang 2013-06-19 192 3e189519557978 drivers/staging/hv/Hv.c Hank Janssen 2010-03-04 193 /* 68cb8117132c0f drivers/hv/hv.c Joe Perches 2018-03-04 194 * hv_synic_init - Initialize the Synthetic Interrupt Controller. 0831ad041fd361 drivers/staging/hv/Hv.c Greg Kroah-Hartman 2009-08-31 195 * 0831ad041fd361 drivers/staging/hv/Hv.c Greg Kroah-Hartman 2009-08-31 196 * If it is already initialized by another entity (ie x2v shim), we need to 0831ad041fd361 drivers/staging/hv/Hv.c Greg Kroah-Hartman 2009-08-31 197 * retrieve the initialized message and event pages. Otherwise, we create and 0831ad041fd361 drivers/staging/hv/Hv.c Greg Kroah-Hartman 2009-08-31 198 * initialize the message and event pages. 0831ad041fd361 drivers/staging/hv/Hv.c Greg Kroah-Hartman 2009-08-31 199 */ dba61cda30469a drivers/hv/hv.c Dexuan Cui 2019-09-05 200 void hv_synic_enable_regs(unsigned int cpu) 3e7ee4902fe699 drivers/staging/hv/Hv.c Hank Janssen 2009-07-13 201 { 37cdd991fac810 drivers/hv/hv.c Stephen Hemminger 2017-02-11 202 struct hv_per_cpu_context *hv_cpu 37cdd991fac810 drivers/hv/hv.c Stephen Hemminger 2017-02-11 203 = per_cpu_ptr(hv_context.cpu_context, cpu); eacb1b4d24c2a8 drivers/staging/hv/Hv.c Greg Kroah-Hartman 2009-08-20 204 union hv_synic_simp simp; eacb1b4d24c2a8 drivers/staging/hv/Hv.c Greg Kroah-Hartman 2009-08-20 205 union hv_synic_siefp siefp; b8dfb264f4f9e5 drivers/staging/hv/hv.c Haiyang Zhang 2010-11-08 206 union hv_synic_sint shared_sint; eacb1b4d24c2a8 drivers/staging/hv/Hv.c Greg Kroah-Hartman 2009-08-20 207 union hv_synic_scontrol sctrl; a73e6b7c508f61 drivers/staging/hv/Hv.c Hank Janssen 2010-01-22 208 454f18a963cf65 drivers/staging/hv/Hv.c Bill Pemberton 2009-07-27 209 /* Setup the Synic's message page */ f3c5e63c3690fc drivers/hv/hv.c Michael Kelley 2021-03-02 210 simp.as_uint64 = hv_get_register(HV_REGISTER_SIMP); f6feebe073db4c drivers/staging/hv/hv.c Haiyang Zhang 2010-11-08 211 simp.simp_enabled = 1; faff44069ff538 drivers/hv/hv.c Tianyu Lan 2021-10-25 212 faff44069ff538 drivers/hv/hv.c Tianyu Lan 2021-10-25 213 if (hv_isolation_type_snp()) { faff44069ff538 drivers/hv/hv.c Tianyu Lan 2021-10-25 214 hv_cpu->synic_message_page faff44069ff538 drivers/hv/hv.c Tianyu Lan 2021-10-25 @215 = memremap(simp.base_simp_gpa << HV_HYP_PAGE_SHIFT, faff44069ff538 drivers/hv/hv.c Tianyu Lan 2021-10-25 216 HV_HYP_PAGE_SIZE, MEMREMAP_WB); faff44069ff538 drivers/hv/hv.c Tianyu Lan 2021-10-25 217 if (!hv_cpu->synic_message_page) faff44069ff538 drivers/hv/hv.c Tianyu Lan 2021-10-25 218 pr_err("Fail to map syinc message page.\n"); faff44069ff538 drivers/hv/hv.c Tianyu Lan 2021-10-25 219 } else { 37cdd991fac810 drivers/hv/hv.c Stephen Hemminger 2017-02-11 220 simp.base_simp_gpa = virt_to_phys(hv_cpu->synic_message_page) ef514d3e38edf3 drivers/hv/hv.c Boqun Feng 2020-09-16 221 >> HV_HYP_PAGE_SHIFT; faff44069ff538 drivers/hv/hv.c Tianyu Lan 2021-10-25 222 } 3e7ee4902fe699 drivers/staging/hv/Hv.c Hank Janssen 2009-07-13 223 f3c5e63c3690fc drivers/hv/hv.c Michael Kelley 2021-03-02 224 hv_set_register(HV_REGISTER_SIMP, simp.as_uint64); 3e7ee4902fe699 drivers/staging/hv/Hv.c Hank Janssen 2009-07-13 225 454f18a963cf65 drivers/staging/hv/Hv.c Bill Pemberton 2009-07-27 226 /* Setup the Synic's event page */ f3c5e63c3690fc drivers/hv/hv.c Michael Kelley 2021-03-02 227 siefp.as_uint64 = hv_get_register(HV_REGISTER_SIEFP); f6feebe073db4c drivers/staging/hv/hv.c Haiyang Zhang 2010-11-08 228 siefp.siefp_enabled = 1; faff44069ff538 drivers/hv/hv.c Tianyu Lan 2021-10-25 229 faff44069ff538 drivers/hv/hv.c Tianyu Lan 2021-10-25 230 if (hv_isolation_type_snp()) { faff44069ff538 drivers/hv/hv.c Tianyu Lan 2021-10-25 231 hv_cpu->synic_event_page = faff44069ff538 drivers/hv/hv.c Tianyu Lan 2021-10-25 @232 memremap(siefp.base_siefp_gpa << HV_HYP_PAGE_SHIFT, faff44069ff538 drivers/hv/hv.c Tianyu Lan 2021-10-25 233 HV_HYP_PAGE_SIZE, MEMREMAP_WB); faff44069ff538 drivers/hv/hv.c Tianyu Lan 2021-10-25 234 faff44069ff538 drivers/hv/hv.c Tianyu Lan 2021-10-25 235 if (!hv_cpu->synic_event_page) faff44069ff538 drivers/hv/hv.c Tianyu Lan 2021-10-25 236 pr_err("Fail to map syinc event page.\n"); faff44069ff538 drivers/hv/hv.c Tianyu Lan 2021-10-25 237 } else { 37cdd991fac810 drivers/hv/hv.c Stephen Hemminger 2017-02-11 238 siefp.base_siefp_gpa = virt_to_phys(hv_cpu->synic_event_page) ef514d3e38edf3 drivers/hv/hv.c Boqun Feng 2020-09-16 239 >> HV_HYP_PAGE_SHIFT; faff44069ff538 drivers/hv/hv.c Tianyu Lan 2021-10-25 240 } 3e7ee4902fe699 drivers/staging/hv/Hv.c Hank Janssen 2009-07-13 241 f3c5e63c3690fc drivers/hv/hv.c Michael Kelley 2021-03-02 242 hv_set_register(HV_REGISTER_SIEFP, siefp.as_uint64); 0831ad041fd361 drivers/staging/hv/Hv.c Greg Kroah-Hartman 2009-08-31 243 454f18a963cf65 drivers/staging/hv/Hv.c Bill Pemberton 2009-07-27 244 /* Setup the shared SINT. */ d608715d4771cf drivers/hv/hv.c Michael Kelley 2021-03-02 245 if (vmbus_irq != -1) d608715d4771cf drivers/hv/hv.c Michael Kelley 2021-03-02 246 enable_percpu_irq(vmbus_irq, 0); f3c5e63c3690fc drivers/hv/hv.c Michael Kelley 2021-03-02 247 shared_sint.as_uint64 = hv_get_register(HV_REGISTER_SINT0 + f3c5e63c3690fc drivers/hv/hv.c Michael Kelley 2021-03-02 248 VMBUS_MESSAGE_SINT); 3e7ee4902fe699 drivers/staging/hv/Hv.c Hank Janssen 2009-07-13 249 d608715d4771cf drivers/hv/hv.c Michael Kelley 2021-03-02 250 shared_sint.vector = vmbus_interrupt; b8dfb264f4f9e5 drivers/staging/hv/hv.c Haiyang Zhang 2010-11-08 251 shared_sint.masked = false; 946f4b8680b8ad drivers/hv/hv.c Michael Kelley 2021-03-02 252 946f4b8680b8ad drivers/hv/hv.c Michael Kelley 2021-03-02 253 /* 946f4b8680b8ad drivers/hv/hv.c Michael Kelley 2021-03-02 254 * On architectures where Hyper-V doesn't support AEOI (e.g., ARM64), 946f4b8680b8ad drivers/hv/hv.c Michael Kelley 2021-03-02 255 * it doesn't provide a recommendation flag and AEOI must be disabled. 946f4b8680b8ad drivers/hv/hv.c Michael Kelley 2021-03-02 256 */ 946f4b8680b8ad drivers/hv/hv.c Michael Kelley 2021-03-02 257 #ifdef HV_DEPRECATING_AEOI_RECOMMENDED 946f4b8680b8ad drivers/hv/hv.c Michael Kelley 2021-03-02 258 shared_sint.auto_eoi = 946f4b8680b8ad drivers/hv/hv.c Michael Kelley 2021-03-02 259 !(ms_hyperv.hints & HV_DEPRECATING_AEOI_RECOMMENDED); 946f4b8680b8ad drivers/hv/hv.c Michael Kelley 2021-03-02 260 #else 946f4b8680b8ad drivers/hv/hv.c Michael Kelley 2021-03-02 261 shared_sint.auto_eoi = 0; 946f4b8680b8ad drivers/hv/hv.c Michael Kelley 2021-03-02 262 #endif f3c5e63c3690fc drivers/hv/hv.c Michael Kelley 2021-03-02 263 hv_set_register(HV_REGISTER_SINT0 + VMBUS_MESSAGE_SINT, f3c5e63c3690fc drivers/hv/hv.c Michael Kelley 2021-03-02 264 shared_sint.as_uint64); 3e7ee4902fe699 drivers/staging/hv/Hv.c Hank Janssen 2009-07-13 265 454f18a963cf65 drivers/staging/hv/Hv.c Bill Pemberton 2009-07-27 266 /* Enable the global synic bit */ f3c5e63c3690fc drivers/hv/hv.c Michael Kelley 2021-03-02 267 sctrl.as_uint64 = hv_get_register(HV_REGISTER_SCONTROL); f6feebe073db4c drivers/staging/hv/hv.c Haiyang Zhang 2010-11-08 268 sctrl.enable = 1; 3e7ee4902fe699 drivers/staging/hv/Hv.c Hank Janssen 2009-07-13 269 f3c5e63c3690fc drivers/hv/hv.c Michael Kelley 2021-03-02 270 hv_set_register(HV_REGISTER_SCONTROL, sctrl.as_uint64); dba61cda30469a drivers/hv/hv.c Dexuan Cui 2019-09-05 271 } dba61cda30469a drivers/hv/hv.c Dexuan Cui 2019-09-05 272 -- 0-DAY CI Kernel Test Service https://01.org/lkp _______________________________________________ kbuild mailing list -- [email protected] To unsubscribe send an email to [email protected]
