| ctl_backend_ramdisk.c (240993) | ctl_backend_ramdisk.c (252569) |
|---|---|
| 1/*- 2 * Copyright (c) 2003, 2008 Silicon Graphics International Corp. 3 * Copyright (c) 2012 The FreeBSD Foundation 4 * All rights reserved. 5 * 6 * Portions of this software were developed by Edward Tomasz Napierala 7 * under sponsorship from the FreeBSD Foundation. 8 * --- 26 unchanged lines hidden (view full) --- 35 */ 36/* 37 * CAM Target Layer backend for a "fake" ramdisk. 38 * 39 * Author: Ken Merry <ken@FreeBSD.org> 40 */ 41 42#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2003, 2008 Silicon Graphics International Corp. 3 * Copyright (c) 2012 The FreeBSD Foundation 4 * All rights reserved. 5 * 6 * Portions of this software were developed by Edward Tomasz Napierala 7 * under sponsorship from the FreeBSD Foundation. 8 * --- 26 unchanged lines hidden (view full) --- 35 */ 36/* 37 * CAM Target Layer backend for a "fake" ramdisk. 38 * 39 * Author: Ken Merry <ken@FreeBSD.org> 40 */ 41 42#include <sys/cdefs.h> |
| 43__FBSDID("$FreeBSD: head/sys/cam/ctl/ctl_backend_ramdisk.c 240993 2012-09-27 10:51:38Z trasz $"); | 43__FBSDID("$FreeBSD: head/sys/cam/ctl/ctl_backend_ramdisk.c 252569 2013-07-03 14:58:11Z mav $"); |
| 44 45#include <sys/param.h> 46#include <sys/systm.h> 47#include <sys/kernel.h> 48#include <sys/condvar.h> 49#include <sys/types.h> 50#include <sys/lock.h> 51#include <sys/mutex.h> --- 384 unchanged lines hidden (view full) --- 436 be_lun->flags |= CTL_BE_RAMDISK_LUN_WAITING; 437 mtx_unlock(&softc->lock); 438 439 retval = ctl_invalidate_lun(&be_lun->ctl_be_lun); 440 if (retval != 0) { 441 snprintf(req->error_str, sizeof(req->error_str), 442 "%s: error %d returned from ctl_invalidate_lun() for " 443 "LUN %d", __func__, retval, params->lun_id); | 44 45#include <sys/param.h> 46#include <sys/systm.h> 47#include <sys/kernel.h> 48#include <sys/condvar.h> 49#include <sys/types.h> 50#include <sys/lock.h> 51#include <sys/mutex.h> --- 384 unchanged lines hidden (view full) --- 436 be_lun->flags |= CTL_BE_RAMDISK_LUN_WAITING; 437 mtx_unlock(&softc->lock); 438 439 retval = ctl_invalidate_lun(&be_lun->ctl_be_lun); 440 if (retval != 0) { 441 snprintf(req->error_str, sizeof(req->error_str), 442 "%s: error %d returned from ctl_invalidate_lun() for " 443 "LUN %d", __func__, retval, params->lun_id); |
| 444 mtx_lock(&softc->lock); 445 be_lun->flags &= ~CTL_BE_RAMDISK_LUN_WAITING; 446 mtx_unlock(&softc->lock); |
|
| 444 goto bailout_error; 445 } 446 447 mtx_lock(&softc->lock); 448 449 while ((be_lun->flags & CTL_BE_RAMDISK_LUN_UNCONFIGURED) == 0) { 450 retval = msleep(be_lun, &softc->lock, PCATCH, "ctlram", 0); 451 if (retval == EINTR) --- 18 unchanged lines hidden (view full) --- 470 if (retval == 0) 471 free(be_lun, M_RAMDISK); 472 473 req->status = CTL_LUN_OK; 474 475 return (retval); 476 477bailout_error: | 447 goto bailout_error; 448 } 449 450 mtx_lock(&softc->lock); 451 452 while ((be_lun->flags & CTL_BE_RAMDISK_LUN_UNCONFIGURED) == 0) { 453 retval = msleep(be_lun, &softc->lock, PCATCH, "ctlram", 0); 454 if (retval == EINTR) --- 18 unchanged lines hidden (view full) --- 473 if (retval == 0) 474 free(be_lun, M_RAMDISK); 475 476 req->status = CTL_LUN_OK; 477 478 return (retval); 479 480bailout_error: |
| 478 479 /* 480 * Don't leave the waiting flag set. 481 */ 482 mtx_lock(&softc->lock); 483 be_lun->flags &= ~CTL_BE_RAMDISK_LUN_WAITING; 484 mtx_unlock(&softc->lock); 485 | |
| 486 req->status = CTL_LUN_ERROR; 487 488 return (0); 489} 490 491static int 492ctl_backend_ramdisk_create(struct ctl_be_ramdisk_softc *softc, 493 struct ctl_lun_req *req, int do_wait) --- 402 unchanged lines hidden --- | 481 req->status = CTL_LUN_ERROR; 482 483 return (0); 484} 485 486static int 487ctl_backend_ramdisk_create(struct ctl_be_ramdisk_softc *softc, 488 struct ctl_lun_req *req, int do_wait) --- 402 unchanged lines hidden --- |