Date: Wed, 31 Mar 2010 17:47:58 +0000 (UTC) From: Matt Jacob <mjacob@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r205993 - head/sys/cam Message-ID: <201003311747.o2VHlwJX078037@svn.freebsd.org>
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Author: mjacob Date: Wed Mar 31 17:47:57 2010 New Revision: 205993 URL: http://svn.freebsd.org/changeset/base/205993 Log: For unhandled actions in xpt_action_default, remember to call xpt_done for queued requests. This solves the problem of indefinite hangs for unspecified transports when XPT_SCAN_BUS is called. A few minor cosmetics elsewhere. MFC after: 1 week Modified: head/sys/cam/cam_xpt.c Modified: head/sys/cam/cam_xpt.c ============================================================================== --- head/sys/cam/cam_xpt.c Wed Mar 31 17:40:13 2010 (r205992) +++ head/sys/cam/cam_xpt.c Wed Mar 31 17:47:57 2010 (r205993) @@ -2380,6 +2380,7 @@ xpt_action_default(union ccb *start_ccb) if (start_ccb->ccb_h.func_code == XPT_ATA_IO) { start_ccb->ataio.resid = 0; } + /* FALLTHROUGH */ case XPT_RESET_DEV: case XPT_ENG_EXEC: { @@ -2888,6 +2889,9 @@ xpt_action_default(union ccb *start_ccb) case XPT_ENG_INQ: /* XXX Implement */ start_ccb->ccb_h.status = CAM_PROVIDE_FAIL; + if (start_ccb->ccb_h.func_code & XPT_FC_DEV_QUEUED) { + xpt_done(start_ccb); + } break; } } @@ -3930,7 +3934,7 @@ xpt_dev_async_default(u_int32_t async_co struct cam_et *target, struct cam_ed *device, void *async_arg) { - printf("xpt_dev_async called\n"); + printf("%s called\n", __func__); } u_int32_t @@ -4919,4 +4923,3 @@ camisr_runqueue(void *V_queue) (*ccb_h->cbfcnp)(ccb_h->path->periph, (union ccb *)ccb_h); } } -
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