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Add kern.icl.iser_offloads sysctl.

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MFC after:	1 month
Sponsored by:	The FreeBSD Foundation
This commit is contained in:
Edward Tomasz Napierala 2016-05-24 14:34:36 +00:00
parent 892933d079
commit 09c84055a0
1 changed files with 8 additions and 1 deletions
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9
sys/dev/iscsi/icl.c
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@ -79,20 +79,27 @@ SYSCTL_INT(_kern_icl, OID_AUTO, debug, CTLFLAG_RWTUN,
&icl_debug, 0, "Enable debug messages");
SYSCTL_PROC(_kern_icl, OID_AUTO, offloads,
CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
NULL, 0, sysctl_kern_icl_offloads, "A",
NULL, false, sysctl_kern_icl_offloads, "A",
"List of ICL modules");
SYSCTL_PROC(_kern_icl, OID_AUTO, iser_offloads,
CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
NULL, true, sysctl_kern_icl_offloads, "A",
"List of iSER ICL modules");
static int
sysctl_kern_icl_offloads(SYSCTL_HANDLER_ARGS)
{
const struct icl_module *im;
struct sbuf sb;
bool iser = arg2;
int error;
sbuf_new(&sb, NULL, 256, SBUF_AUTOEXTEND | SBUF_INCLUDENUL);
sx_slock(&sc->sc_lock);
TAILQ_FOREACH(im, &sc->sc_modules, im_next) {
if (im->im_iser != iser)
continue;
if (im != TAILQ_FIRST(&sc->sc_modules))
sbuf_putc(&sb, ' ');
sbuf_printf(&sb, "%s", im->im_name);