[src/jdolecek-ncq]: src/sys/dev/ata actually count the REQUEUE as retry also, ...

[jdolecek <jdolecek%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/eab714b7568d
branches:  jdolecek-ncq
changeset: 822974:eab714b7568d
user:      jdolecek <jdolecek%NetBSD.org@localhost>
date:      Sat Jul 29 12:51:22 2017 +0000

description:
actually count the REQUEUE as retry also, so that it will be retried
as non-NCQ, will not be subject to chaos monkey, and reported as fixed
once finished, too

diffstat:

 sys/dev/ata/wd.c |  24 +++++++++---------------
 1 files changed, 9 insertions(+), 15 deletions(-)

diffs (67 lines):

diff -r d29789c89272 -r eab714b7568d sys/dev/ata/wd.c
--- a/sys/dev/ata/wd.c  Sat Jul 29 09:04:39 2017 +0000
+++ b/sys/dev/ata/wd.c  Sat Jul 29 12:51:22 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: wd.c,v 1.428.2.29 2017/07/23 13:50:43 jdolecek Exp $ */
+/*     $NetBSD: wd.c,v 1.428.2.30 2017/07/29 12:51:22 jdolecek Exp $ */
 
 /*
  * Copyright (c) 1998, 2001 Manuel Bouyer.  All rights reserved.
@@ -54,7 +54,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: wd.c,v 1.428.2.29 2017/07/23 13:50:43 jdolecek Exp $");
+__KERNEL_RCSID(0, "$NetBSD: wd.c,v 1.428.2.30 2017/07/29 12:51:22 jdolecek Exp $");
 
 #include "opt_ata.h"
 #include "opt_wd.h"
@@ -662,7 +662,7 @@
 
        while (bufq_peek(wd->sc_q) != NULL) {
                /* First try to get xfer. Limit to drive openings iff NCQ. */
-               xfer = ata_get_xfer_ext(wd->drvp->chnl_softc, false,
+               xfer = ata_get_xfer_ext(wd->drvp->chnl_softc, 0,
                    ISSET(wd->drvp->drive_flags, ATA_DRIVE_NCQ)
                        ? wd->drvp->drv_openings : 0);
                if (xfer == NULL)
@@ -839,17 +839,11 @@
                        wdperror(wd, xfer);
 
                if (xfer->c_retries < WDIORETRIES) {
-                       int timo;
+                       xfer->c_retries++;
 
-                       if (xfer->c_bio.error == REQUEUE) {
-                               /* rerun ASAP, and do not count as retry */
-                               timo = 1;
-                       } else {
-                               xfer->c_retries++;
-                               timo = RECOVERYTIME;
-                       }
-
-                       callout_reset(&xfer->c_retry_callout, timo,
+                       /* Rerun ASAP if just requeued */
+                       callout_reset(&xfer->c_retry_callout,
+                           (xfer->c_bio.error == REQUEUE) ? 1 : RECOVERYTIME,
                            wdbiorestart, xfer);
 
                        mutex_exit(&wd->sc_lock);
@@ -894,7 +888,7 @@
        case NOERROR:
 noerror:       if ((xfer->c_bio.flags & ATA_CORR) || xfer->c_retries > 0)
                        aprint_error_dev(wd->sc_dev,
-                           "soft error (corrected)\n");
+                           "soft error (corrected) slot %d\n", xfer->c_slot);
 #ifdef WD_CHAOS_MONKEY
                KASSERT((xfer->c_flags & C_CHAOS) == 0);
 #endif
@@ -1692,7 +1686,7 @@
                wd->drvp->state = RESET;
        }
 
-       xfer = ata_get_xfer_ext(wd->drvp->chnl_softc, false, 0);
+       xfer = ata_get_xfer_ext(wd->drvp->chnl_softc, 0, 0);
        if (xfer == NULL) {
                printf("%s: no xfer\n", __func__);
                return EAGAIN;