X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;f=module%2Fzfs%2Ffm.c;h=4efcff4f464adf18714c2d0e0368f4319fee7154;hb=572e285762521df27fe5b026f409ba1a21abb7ac;hp=3cc979d41bd584e17f90a3b17f68e2e0ad54ee50;hpb=fa42225a3d5daa58704bdb920ec92cd95c274011;p=zfs.git

diff --git a/module/zfs/fm.c b/module/zfs/fm.c
index 3cc979d..4efcff4 100644
--- a/module/zfs/fm.c
+++ b/module/zfs/fm.c
@@ -19,8 +19,7 @@
  * CDDL HEADER END
  */
 /*
- * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
- * Use is subject to license terms.
+ * Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
  */
 
 /*
@@ -94,6 +93,8 @@ static ulong_t ereport_qlen = 0;
 static size_t ereport_size = 0;
 static int ereport_cols = 80;
 
+extern void fastreboot_disable_highpil(void);
+
 /*
  * Common fault management kstats to record ereport generation
  * failures
@@ -374,12 +375,29 @@ fm_panic(const char *format, ...)
 	va_list ap;
 
 	(void) casptr((void *)&fm_panicstr, NULL, (void *)format);
+#if defined(__i386) || defined(__amd64)
+	fastreboot_disable_highpil();
+#endif /* __i386 || __amd64 */
 	va_start(ap, format);
 	vpanic(format, ap);
 	va_end(ap);
 }
 
 /*
+ * Simply tell the caller if fm_panicstr is set, ie. an fma event has
+ * caused the panic. If so, something other than the default panic
+ * diagnosis method will diagnose the cause of the panic.
+ */
+int
+is_fm_panic()
+{
+	if (fm_panicstr)
+		return (1);
+	else
+		return (0);
+}
+
+/*
  * Print any appropriate FMA banner message before the panic message.  This
  * function is called by panicsys() and prints the message for fm_panic().
  * We print the message here so that it comes after the system is quiesced.
@@ -512,10 +530,10 @@ fm_ereport_post(nvlist_t *ereport, int evc_flag)
 	if (sysevent_evc_publish(error_chan, EC_FM, ESC_FM_ERROR,
 	    SUNW_VENDOR, FM_PUB, ereport, evc_flag) != 0) {
 		atomic_add_64(&erpt_kstat_data.erpt_dropped.value.ui64, 1);
-		sysevent_evc_unbind(error_chan);
+		(void) sysevent_evc_unbind(error_chan);
 		return;
 	}
-	sysevent_evc_unbind(error_chan);
+	(void) sysevent_evc_unbind(error_chan);
 }
 
 /*
@@ -606,8 +624,8 @@ fm_nvlist_create(nv_alloc_t *nva)
 
 	if (nvlist_xalloc(&nvl, NV_UNIQUE_NAME, nvhdl) != 0) {
 		if (hdl_alloced) {
-			kmem_free(nvhdl, sizeof (nv_alloc_t));
 			nv_alloc_fini(nvhdl);
+			kmem_free(nvhdl, sizeof (nv_alloc_t));
 		}
 		return (NULL);
 	}
@@ -788,6 +806,14 @@ fm_payload_set(nvlist_t *payload, ...)
  *	detector		nvlist_t	<detector>
  *	ereport-payload		nvlist_t	<var args>
  *
+ * We don't actually add a 'version' member to the payload.  Really,
+ * the version quoted to us by our caller is that of the category 1
+ * "ereport" event class (and we require FM_EREPORT_VERS0) but
+ * the payload version of the actual leaf class event under construction
+ * may be something else.  Callers should supply a version in the varargs,
+ * or (better) we could take two version arguments - one for the
+ * ereport category 1 classification (expect FM_EREPORT_VERS0) and one
+ * for the leaf class.
  */
 void
 fm_ereport_set(nvlist_t *ereport, int version, const char *erpt_class,
@@ -920,46 +946,41 @@ fm_fmri_hc_set(nvlist_t *fmri, int version, const nvlist_t *auth,
  *	version			uint8_t		0
  *	auth			nvlist_t	<auth>
  *	devpath			string		<devpath>
- *	devid			string		<devid>
+ *	[devid]			string		<devid>
+ *	[target-port-l0id]	string		<target-port-lun0-id>
  *
  * Note that auth and devid are optional members.
  */
 void
 fm_fmri_dev_set(nvlist_t *fmri_dev, int version, const nvlist_t *auth,
-    const char *devpath, const char *devid)
+    const char *devpath, const char *devid, const char *tpl0)
 {
-	if (version != DEV_SCHEME_VERSION0) {
-		atomic_add_64(&erpt_kstat_data.fmri_set_failed.value.ui64, 1);
-		return;
-	}
+	int err = 0;
 
-	if (nvlist_add_uint8(fmri_dev, FM_VERSION, version) != 0) {
+	if (version != DEV_SCHEME_VERSION0) {
 		atomic_add_64(&erpt_kstat_data.fmri_set_failed.value.ui64, 1);
 		return;
 	}
 
-	if (nvlist_add_string(fmri_dev, FM_FMRI_SCHEME,
-	    FM_FMRI_SCHEME_DEV) != 0) {
-		atomic_add_64(&erpt_kstat_data.fmri_set_failed.value.ui64, 1);
-		return;
-	}
+	err |= nvlist_add_uint8(fmri_dev, FM_VERSION, version);
+	err |= nvlist_add_string(fmri_dev, FM_FMRI_SCHEME, FM_FMRI_SCHEME_DEV);
 
 	if (auth != NULL) {
-		if (nvlist_add_nvlist(fmri_dev, FM_FMRI_AUTHORITY,
-		    (nvlist_t *)auth) != 0) {
-			atomic_add_64(
-			    &erpt_kstat_data.fmri_set_failed.value.ui64, 1);
-		}
+		err |= nvlist_add_nvlist(fmri_dev, FM_FMRI_AUTHORITY,
+		    (nvlist_t *)auth);
 	}
 
-	if (nvlist_add_string(fmri_dev, FM_FMRI_DEV_PATH, devpath) != 0) {
-		atomic_add_64(&erpt_kstat_data.fmri_set_failed.value.ui64, 1);
-	}
+	err |= nvlist_add_string(fmri_dev, FM_FMRI_DEV_PATH, devpath);
 
 	if (devid != NULL)
-		if (nvlist_add_string(fmri_dev, FM_FMRI_DEV_ID, devid) != 0)
-			atomic_add_64(
-			    &erpt_kstat_data.fmri_set_failed.value.ui64, 1);
+		err |= nvlist_add_string(fmri_dev, FM_FMRI_DEV_ID, devid);
+
+	if (tpl0 != NULL)
+		err |= nvlist_add_string(fmri_dev, FM_FMRI_DEV_TGTPTLUN0, tpl0);
+
+	if (err)
+		atomic_add_64(&erpt_kstat_data.fmri_set_failed.value.ui64, 1);
+
 }
 
 /*
@@ -1264,3 +1285,102 @@ print_msg_hwerr(ctid_t ct_id, proc_t *p)
 	uprintf("Killed process %d (%s) in contract id %d "
 	    "due to hardware error\n", p->p_pid, p->p_user.u_comm, ct_id);
 }
+
+void
+fm_fmri_hc_create(nvlist_t *fmri, int version, const nvlist_t *auth,
+    nvlist_t *snvl, nvlist_t *bboard, int npairs, ...)
+{
+	nv_alloc_t *nva = nvlist_lookup_nv_alloc(fmri);
+	nvlist_t *pairs[HC_MAXPAIRS];
+	nvlist_t **hcl;
+	uint_t n;
+	int i, j;
+	va_list ap;
+	char *hcname, *hcid;
+
+	if (!fm_fmri_hc_set_common(fmri, version, auth))
+		return;
+
+	/*
+	 * copy the bboard nvpairs to the pairs array
+	 */
+	if (nvlist_lookup_nvlist_array(bboard, FM_FMRI_HC_LIST, &hcl, &n)
+	    != 0) {
+		atomic_add_64(&erpt_kstat_data.fmri_set_failed.value.ui64, 1);
+		return;
+	}
+
+	for (i = 0; i < n; i++) {
+		if (nvlist_lookup_string(hcl[i], FM_FMRI_HC_NAME,
+		    &hcname) != 0) {
+			atomic_add_64(
+			    &erpt_kstat_data.fmri_set_failed.value.ui64, 1);
+			return;
+		}
+		if (nvlist_lookup_string(hcl[i], FM_FMRI_HC_ID, &hcid) != 0) {
+			atomic_add_64(
+			    &erpt_kstat_data.fmri_set_failed.value.ui64, 1);
+			return;
+		}
+
+		pairs[i] = fm_nvlist_create(nva);
+		if (nvlist_add_string(pairs[i], FM_FMRI_HC_NAME, hcname) != 0 ||
+		    nvlist_add_string(pairs[i], FM_FMRI_HC_ID, hcid) != 0) {
+			for (j = 0; j <= i; j++) {
+				if (pairs[j] != NULL)
+					fm_nvlist_destroy(pairs[j],
+					    FM_NVA_RETAIN);
+			}
+			atomic_add_64(
+			    &erpt_kstat_data.fmri_set_failed.value.ui64, 1);
+			return;
+		}
+	}
+
+	/*
+	 * create the pairs from passed in pairs
+	 */
+	npairs = MIN(npairs, HC_MAXPAIRS);
+
+	va_start(ap, npairs);
+	for (i = n; i < npairs + n; i++) {
+		const char *name = va_arg(ap, const char *);
+		uint32_t id = va_arg(ap, uint32_t);
+		char idstr[11];
+		(void) snprintf(idstr, sizeof (idstr), "%u", id);
+		pairs[i] = fm_nvlist_create(nva);
+		if (nvlist_add_string(pairs[i], FM_FMRI_HC_NAME, name) != 0 ||
+		    nvlist_add_string(pairs[i], FM_FMRI_HC_ID, idstr) != 0) {
+			for (j = 0; j <= i; j++) {
+				if (pairs[j] != NULL)
+					fm_nvlist_destroy(pairs[j],
+					    FM_NVA_RETAIN);
+			}
+			atomic_add_64(
+			    &erpt_kstat_data.fmri_set_failed.value.ui64, 1);
+			return;
+		}
+	}
+	va_end(ap);
+
+	/*
+	 * Create the fmri hc list
+	 */
+	if (nvlist_add_nvlist_array(fmri, FM_FMRI_HC_LIST, pairs,
+	    npairs + n) != 0) {
+		atomic_add_64(&erpt_kstat_data.fmri_set_failed.value.ui64, 1);
+		return;
+	}
+
+	for (i = 0; i < npairs + n; i++) {
+			fm_nvlist_destroy(pairs[i], FM_NVA_RETAIN);
+	}
+
+	if (snvl != NULL) {
+		if (nvlist_add_nvlist(fmri, FM_FMRI_HC_SPECIFIC, snvl) != 0) {
+			atomic_add_64(
+			    &erpt_kstat_data.fmri_set_failed.value.ui64, 1);
+			return;
+		}
+	}
+}