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zdev: add zfcp ber_stop parameter handling

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Complements Linux kernel v5.4 commit 2190168aaea4 ("scsi: zfcp: fix
reaction on bit error threshold notification").

Reviewed-by: Benjamin Block <bblock@linux.ibm.com>
Reviewed-by: Peter Oberparleiter <oberpar@linux.ibm.com>
Signed-off-by: Steffen Maier <maier@linux.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
This commit is contained in:
Steffen Maier
2023-02-09 16:51:42 +01:00
committed by Jan Höppner
parent 9ada8332d8
commit 7ecaeb1a3d
1 changed files with 15 additions and 0 deletions
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15
zdev/src/zfcp.c
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@@ -144,6 +144,19 @@ static struct attrib zfcp_tattr_port_scan_backoff = {
.accept = ACCEPT_ARRAY(ACCEPT_RANGE(0, 4294967295)),
};
static struct attrib zfcp_tattr_ber_stop = {
.name = "ber_stop",
.title = "Stop FCP devices on bit-error threshold",
.desc =
"Control the automatic shutdown of FCP devices for FCP channels\n"
"that report a bit-error count in excess of its threshold:\n"
" 0: Stop on bit-error threshold is disabled\n"
" 1: Stop on bit-error threshold is enabled\n",
.nounload = 1,
.defval = "1",
.accept = ACCEPT_ARRAY(ACCEPT_RANGE(0, 1)),
};
/*
* ZFCP methods.
*/
@@ -171,6 +184,7 @@ static void all_bools_to_num(struct setting_list *list)
util_list_iterate(&list->list, s) {
if (s->attrib == &zfcp_tattr_allow_lun_scan ||
s->attrib == &zfcp_tattr_ber_stop ||
s->attrib == &zfcp_tattr_dif ||
s->attrib == &zfcp_tattr_dix ||
s->attrib == &zfcp_tattr_datarouter ||
@@ -313,6 +327,7 @@ struct devtype zfcp_devtype = {
&zfcp_tattr_no_auto_port_rescan,
&zfcp_tattr_port_scan_ratelimit,
&zfcp_tattr_port_scan_backoff,
&zfcp_tattr_ber_stop,
),
.unknown_type_attribs = 1,