Messages in this thread | | | Date | Tue, 17 Aug 2021 23:49:57 +0800 | From | kernel test robot <> | Subject | [hare-scsi-devel:eh-rework.v2 38/51] drivers/scsi/fnic/fnic_scsi.c:2209:21: warning: variable 'fnic_stats' set but not used |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/hare/scsi-devel.git eh-rework.v2 head: 7603e2e1f37e470064b8c865b5d6470137baa79b commit: 77600d1b52ae78c329d2df9921dd4c42304ecf87 [38/51] fnic: use dedicated device reset command config: i386-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/hare/scsi-devel.git/commit/?id=77600d1b52ae78c329d2df9921dd4c42304ecf87 git remote add hare-scsi-devel https://git.kernel.org/pub/scm/linux/kernel/git/hare/scsi-devel.git git fetch --no-tags hare-scsi-devel eh-rework.v2 git checkout 77600d1b52ae78c329d2df9921dd4c42304ecf87 # save the attached .config to linux build tree make W=1 ARCH=i386
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 >>):
drivers/scsi/fnic/fnic_scsi.c: In function 'fnic_device_reset': >> drivers/scsi/fnic/fnic_scsi.c:2209:21: warning: variable 'fnic_stats' set but not used [-Wunused-but-set-variable] 2209 | struct fnic_stats *fnic_stats; | ^~~~~~~~~~
vim +/fnic_stats +2209 drivers/scsi/fnic/fnic_scsi.c
5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2190 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2191 /* 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2192 * SCSI Eh thread issues a Lun Reset when one or more commands on a LUN 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2193 * fail to get aborted. It calls driver's eh_device_reset with a SCSI command 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2194 * on the LUN. 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2195 */ 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2196 int fnic_device_reset(struct scsi_cmnd *sc) 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2197 { 77600d1b52ae78 Hannes Reinecke 2021-08-16 2198 struct scsi_device *sdev = sc->device; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2199 struct fc_lport *lp; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2200 struct fnic *fnic; 4d7007b49d523d Hiral Patel 2013-02-12 2201 struct fnic_io_req *io_req = NULL; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2202 struct fc_rport *rport; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2203 int status; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2204 int ret = FAILED; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2205 spinlock_t *io_lock; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2206 unsigned long flags; 14eb5d905d16ec Hiral Patel 2013-02-12 2207 unsigned long start_time = 0; 03298552cba38f Hiral Patel 2013-02-12 2208 struct scsi_lun fc_lun; 67125b0287a9e6 Hiral Patel 2013-09-12 @2209 struct fnic_stats *fnic_stats; 67125b0287a9e6 Hiral Patel 2013-09-12 2210 struct reset_stats *reset_stats; 4d7007b49d523d Hiral Patel 2013-02-12 2211 int tag = 0; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2212 DECLARE_COMPLETION_ONSTACK(tm_done); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2213 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2214 /* Wait for rport to unblock */ 77600d1b52ae78 Hannes Reinecke 2021-08-16 2215 rport = starget_to_rport(scsi_target(sdev)); 77600d1b52ae78 Hannes Reinecke 2021-08-16 2216 ret = fc_block_rport(rport); 77600d1b52ae78 Hannes Reinecke 2021-08-16 2217 if (ret) 77600d1b52ae78 Hannes Reinecke 2021-08-16 2218 return ret; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2219 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2220 /* Get local-port, check ready and link up */ 77600d1b52ae78 Hannes Reinecke 2021-08-16 2221 lp = shost_priv(sdev->host); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2222 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2223 fnic = lport_priv(lp); 67125b0287a9e6 Hiral Patel 2013-09-12 2224 fnic_stats = &fnic->fnic_stats; 67125b0287a9e6 Hiral Patel 2013-09-12 2225 reset_stats = &fnic->fnic_stats.reset_stats; 67125b0287a9e6 Hiral Patel 2013-09-12 2226 67125b0287a9e6 Hiral Patel 2013-09-12 2227 atomic64_inc(&reset_stats->device_resets); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2228 0db6f4353d68c0 Roel Kluin 2010-06-11 2229 FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, 77600d1b52ae78 Hannes Reinecke 2021-08-16 2230 "Device reset called FCID 0x%x, LUN 0x%llx\n", 77600d1b52ae78 Hannes Reinecke 2021-08-16 2231 rport->port_id, sdev->lun); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2232 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2233 if (lp->state != LPORT_ST_READY || !(lp->link_up)) 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2234 goto fnic_device_reset_end; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2235 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2236 /* Check if remote port up */ 77600d1b52ae78 Hannes Reinecke 2021-08-16 2237 if (rport->port_state != FC_PORTSTATE_ONLINE && 77600d1b52ae78 Hannes Reinecke 2021-08-16 2238 rport->port_state != FC_PORTSTATE_MARGINAL) { 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2239 goto fnic_device_reset_end; 67125b0287a9e6 Hiral Patel 2013-09-12 2240 } 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2241 14eb5d905d16ec Hiral Patel 2013-02-12 2242 CMD_FLAGS(sc) = FNIC_DEVICE_RESET; 77600d1b52ae78 Hannes Reinecke 2021-08-16 2243 /* The last tag is reserved for device reset */ 77600d1b52ae78 Hannes Reinecke 2021-08-16 2244 sc = scsi_host_find_tag(sdev->host, fnic->fnic_max_tag_id - 1); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2245 io_lock = fnic_io_lock_hash(fnic, sc); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2246 spin_lock_irqsave(io_lock, flags); 77600d1b52ae78 Hannes Reinecke 2021-08-16 2247 if (CMD_SP(sc)) { 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2248 /* 77600d1b52ae78 Hannes Reinecke 2021-08-16 2249 * Reset tag busy 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2250 */ 77600d1b52ae78 Hannes Reinecke 2021-08-16 2251 spin_unlock_irqrestore(io_lock, flags); 77600d1b52ae78 Hannes Reinecke 2021-08-16 2252 goto fnic_device_reset_end; 77600d1b52ae78 Hannes Reinecke 2021-08-16 2253 } 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2254 io_req = mempool_alloc(fnic->io_req_pool, GFP_ATOMIC); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2255 if (!io_req) { 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2256 spin_unlock_irqrestore(io_lock, flags); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2257 goto fnic_device_reset_end; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2258 } 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2259 memset(io_req, 0, sizeof(*io_req)); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2260 io_req->port_id = rport->port_id; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2261 CMD_SP(sc) = (char *)io_req; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2262 io_req->dr_done = &tm_done; 77600d1b52ae78 Hannes Reinecke 2021-08-16 2263 CMD_FLAGS(sc) = FNIC_DEVICE_RESET; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2264 CMD_STATE(sc) = FNIC_IOREQ_CMD_PENDING; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2265 CMD_LR_STATUS(sc) = FCPIO_INVALID_CODE; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2266 spin_unlock_irqrestore(io_lock, flags); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2267 03298552cba38f Hiral Patel 2013-02-12 2268 FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, "TAG %x\n", tag); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2269 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2270 /* 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2271 * issue the device reset, if enqueue failed, clean up the ioreq 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2272 * and break assoc with scsi cmd 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2273 */ 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2274 if (fnic_queue_dr_io_req(fnic, sc, io_req)) { 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2275 spin_lock_irqsave(io_lock, flags); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2276 io_req = (struct fnic_io_req *)CMD_SP(sc); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2277 if (io_req) 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2278 io_req->dr_done = NULL; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2279 goto fnic_device_reset_clean; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2280 } 03298552cba38f Hiral Patel 2013-02-12 2281 spin_lock_irqsave(io_lock, flags); 14eb5d905d16ec Hiral Patel 2013-02-12 2282 CMD_FLAGS(sc) |= FNIC_DEV_RST_ISSUED; 03298552cba38f Hiral Patel 2013-02-12 2283 spin_unlock_irqrestore(io_lock, flags); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2284 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2285 /* 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2286 * Wait on the local completion for LUN reset. The io_req may be 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2287 * freed while we wait since we hold no lock. 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2288 */ 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2289 wait_for_completion_timeout(&tm_done, 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2290 msecs_to_jiffies(FNIC_LUN_RESET_TIMEOUT)); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2291 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2292 spin_lock_irqsave(io_lock, flags); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2293 io_req = (struct fnic_io_req *)CMD_SP(sc); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2294 if (!io_req) { 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2295 spin_unlock_irqrestore(io_lock, flags); 03298552cba38f Hiral Patel 2013-02-12 2296 FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, 03298552cba38f Hiral Patel 2013-02-12 2297 "io_req is null tag 0x%x sc 0x%p\n", tag, sc); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2298 goto fnic_device_reset_end; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2299 } 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2300 io_req->dr_done = NULL; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2301 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2302 status = CMD_LR_STATUS(sc); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2303 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2304 /* 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2305 * If lun reset not completed, bail out with failed. io_req 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2306 * gets cleaned up during higher levels of EH 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2307 */ 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2308 if (status == FCPIO_INVALID_CODE) { 67125b0287a9e6 Hiral Patel 2013-09-12 2309 atomic64_inc(&reset_stats->device_reset_timeouts); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2310 FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2311 "Device reset timed out\n"); 03298552cba38f Hiral Patel 2013-02-12 2312 CMD_FLAGS(sc) |= FNIC_DEV_RST_TIMED_OUT; 03298552cba38f Hiral Patel 2013-02-12 2313 spin_unlock_irqrestore(io_lock, flags); 03298552cba38f Hiral Patel 2013-02-12 2314 int_to_scsilun(sc->device->lun, &fc_lun); 03298552cba38f Hiral Patel 2013-02-12 2315 /* 1259c5dc752474 Sesidhar Beddel 2013-09-09 2316 * Issue abort and terminate on device reset request. 1259c5dc752474 Sesidhar Beddel 2013-09-09 2317 * If q'ing of terminate fails, retry it after a delay. 03298552cba38f Hiral Patel 2013-02-12 2318 */ 03298552cba38f Hiral Patel 2013-02-12 2319 while (1) { 03298552cba38f Hiral Patel 2013-02-12 2320 spin_lock_irqsave(io_lock, flags); 03298552cba38f Hiral Patel 2013-02-12 2321 if (CMD_FLAGS(sc) & FNIC_DEV_RST_TERM_ISSUED) { 03298552cba38f Hiral Patel 2013-02-12 2322 spin_unlock_irqrestore(io_lock, flags); 03298552cba38f Hiral Patel 2013-02-12 2323 break; 03298552cba38f Hiral Patel 2013-02-12 2324 } 03298552cba38f Hiral Patel 2013-02-12 2325 spin_unlock_irqrestore(io_lock, flags); 03298552cba38f Hiral Patel 2013-02-12 2326 if (fnic_queue_abort_io_req(fnic, 03298552cba38f Hiral Patel 2013-02-12 2327 tag | FNIC_TAG_DEV_RST, 03298552cba38f Hiral Patel 2013-02-12 2328 FCPIO_ITMF_ABT_TASK_TERM, 03298552cba38f Hiral Patel 2013-02-12 2329 fc_lun.scsi_lun, io_req)) { 03298552cba38f Hiral Patel 2013-02-12 2330 wait_for_completion_timeout(&tm_done, 03298552cba38f Hiral Patel 2013-02-12 2331 msecs_to_jiffies(FNIC_ABT_TERM_DELAY_TIMEOUT)); 03298552cba38f Hiral Patel 2013-02-12 2332 } else { 03298552cba38f Hiral Patel 2013-02-12 2333 spin_lock_irqsave(io_lock, flags); 03298552cba38f Hiral Patel 2013-02-12 2334 CMD_FLAGS(sc) |= FNIC_DEV_RST_TERM_ISSUED; 03298552cba38f Hiral Patel 2013-02-12 2335 CMD_STATE(sc) = FNIC_IOREQ_ABTS_PENDING; 03298552cba38f Hiral Patel 2013-02-12 2336 io_req->abts_done = &tm_done; 03298552cba38f Hiral Patel 2013-02-12 2337 spin_unlock_irqrestore(io_lock, flags); 03298552cba38f Hiral Patel 2013-02-12 2338 FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, 03298552cba38f Hiral Patel 2013-02-12 2339 "Abort and terminate issued on Device reset " 03298552cba38f Hiral Patel 2013-02-12 2340 "tag 0x%x sc 0x%p\n", tag, sc); 03298552cba38f Hiral Patel 2013-02-12 2341 break; 03298552cba38f Hiral Patel 2013-02-12 2342 } 03298552cba38f Hiral Patel 2013-02-12 2343 } 03298552cba38f Hiral Patel 2013-02-12 2344 while (1) { 03298552cba38f Hiral Patel 2013-02-12 2345 spin_lock_irqsave(io_lock, flags); 03298552cba38f Hiral Patel 2013-02-12 2346 if (!(CMD_FLAGS(sc) & FNIC_DEV_RST_DONE)) { 03298552cba38f Hiral Patel 2013-02-12 2347 spin_unlock_irqrestore(io_lock, flags); 03298552cba38f Hiral Patel 2013-02-12 2348 wait_for_completion_timeout(&tm_done, 03298552cba38f Hiral Patel 2013-02-12 2349 msecs_to_jiffies(FNIC_LUN_RESET_TIMEOUT)); 03298552cba38f Hiral Patel 2013-02-12 2350 break; 03298552cba38f Hiral Patel 2013-02-12 2351 } else { 03298552cba38f Hiral Patel 2013-02-12 2352 io_req = (struct fnic_io_req *)CMD_SP(sc); 03298552cba38f Hiral Patel 2013-02-12 2353 io_req->abts_done = NULL; 03298552cba38f Hiral Patel 2013-02-12 2354 goto fnic_device_reset_clean; 03298552cba38f Hiral Patel 2013-02-12 2355 } 03298552cba38f Hiral Patel 2013-02-12 2356 } 03298552cba38f Hiral Patel 2013-02-12 2357 } else { 03298552cba38f Hiral Patel 2013-02-12 2358 spin_unlock_irqrestore(io_lock, flags); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2359 } 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2360 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2361 /* Completed, but not successful, clean up the io_req, return fail */ 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2362 if (status != FCPIO_SUCCESS) { 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2363 spin_lock_irqsave(io_lock, flags); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2364 FNIC_SCSI_DBG(KERN_DEBUG, 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2365 fnic->lport->host, 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2366 "Device reset completed - failed\n"); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2367 io_req = (struct fnic_io_req *)CMD_SP(sc); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2368 goto fnic_device_reset_clean; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2369 } 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2370 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2371 /* 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2372 * Clean up any aborts on this lun that have still not 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2373 * completed. If any of these fail, then LUN reset fails. 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2374 * clean_pending_aborts cleans all cmds on this lun except 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2375 * the lun reset cmd. If all cmds get cleaned, the lun reset 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2376 * succeeds 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2377 */ 77600d1b52ae78 Hannes Reinecke 2021-08-16 2378 if (fnic_clean_pending_aborts(fnic, sc)) { 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2379 spin_lock_irqsave(io_lock, flags); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2380 io_req = (struct fnic_io_req *)CMD_SP(sc); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2381 FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2382 "Device reset failed" 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2383 " since could not abort all IOs\n"); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2384 goto fnic_device_reset_clean; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2385 } 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2386 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2387 /* Clean lun reset command */ 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2388 spin_lock_irqsave(io_lock, flags); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2389 io_req = (struct fnic_io_req *)CMD_SP(sc); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2390 if (io_req) 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2391 /* Completed, and successful */ 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2392 ret = SUCCESS; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2393 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2394 fnic_device_reset_clean: 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2395 if (io_req) 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2396 CMD_SP(sc) = NULL; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2397 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2398 spin_unlock_irqrestore(io_lock, flags); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2399 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2400 if (io_req) { 14eb5d905d16ec Hiral Patel 2013-02-12 2401 start_time = io_req->start_time; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2402 fnic_release_ioreq_buf(fnic, io_req, sc); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2403 mempool_free(io_req, fnic->io_req_pool); 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2404 } 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2405 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2406 fnic_device_reset_end: 4d7007b49d523d Hiral Patel 2013-02-12 2407 FNIC_TRACE(fnic_device_reset, sc->device->host->host_no, 4d7007b49d523d Hiral Patel 2013-02-12 2408 sc->request->tag, sc, 4d7007b49d523d Hiral Patel 2013-02-12 2409 jiffies_to_msecs(jiffies - start_time), 4d7007b49d523d Hiral Patel 2013-02-12 2410 0, ((u64)sc->cmnd[0] << 32 | 4d7007b49d523d Hiral Patel 2013-02-12 2411 (u64)sc->cmnd[2] << 24 | (u64)sc->cmnd[3] << 16 | 4d7007b49d523d Hiral Patel 2013-02-12 2412 (u64)sc->cmnd[4] << 8 | sc->cmnd[5]), 4d7007b49d523d Hiral Patel 2013-02-12 2413 (((u64)CMD_FLAGS(sc) << 32) | CMD_STATE(sc))); 4d7007b49d523d Hiral Patel 2013-02-12 2414 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2415 FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2416 "Returning from device reset %s\n", 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2417 (ret == SUCCESS) ? 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2418 "SUCCESS" : "FAILED"); 67125b0287a9e6 Hiral Patel 2013-09-12 2419 67125b0287a9e6 Hiral Patel 2013-09-12 2420 if (ret == FAILED) 67125b0287a9e6 Hiral Patel 2013-09-12 2421 atomic64_inc(&reset_stats->device_reset_failures); 67125b0287a9e6 Hiral Patel 2013-09-12 2422 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2423 return ret; 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2424 } 5df6d737dd4b0f Abhijeet Joglekar 2009-04-17 2425
:::::: The code at line 2209 was first introduced by commit :::::: 67125b0287a9e6506c4f5afca7376667bf6dab5b [SCSI] fnic: Fnic Statistics Collection
:::::: TO: Hiral Patel <hiralpat@cisco.com> :::::: CC: James Bottomley <JBottomley@Parallels.com>
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