On Thu, Oct 18, 2018 at 11:39:01AM +0800, Xiao Liang wrote: > In current /proc/interrupts, the 'xen-dyn-event' was split to 'xen-dyn -event'. > It causes interrupts not balanced inside xen guest. > > Below result is without this patch: > 70: 29 0 0 0 xen-dyn -event vif0-q0-tx > 71: 120 0 0 0 xen-dyn -event vif0-q0-rx > 72: 586350 0 0 0 xen-dyn -event vif0-q1-tx > 73: 44 0 0 0 xen-dyn -event vif0-q1-rx > 74: 19 0 0 0 xen-dyn -event vif0-q2-tx > 75: 179 0 0 0 xen-dyn -event vif0-q2-rx > 76: 67 0 0 0 xen-dyn -event vif0-q3-tx > 77: 299637 0 0 0 xen-dyn -event vif0-q3-rx > > Below result is with this patch: > [root at dhcp-3-194 ~]# grep vif0 /proc/interrupts > 70: 30 0 0 0 xen-dyn -event vif0-q0-tx > 71: 305 0 11 0 xen-dyn -event vif0-q0-rx > 72: 586354 0 27 0 xen-dyn -event vif0-q1-tx > 73: 49 7 5 0 xen-dyn -event vif0-q1-rx > 74: 27 0 0 509373 xen-dyn -event vif0-q2-tx > 75: 420 0 5 0 xen-dyn -event vif0-q2-rx > 76: 179 0 38 0 xen-dyn -event vif0-q3-tx > 77: 299803 281433 0 0 xen-dyn -event vif0-q3-rx > > Signed-off-by: Xiao Liang <xiliang at redhat.com> This looks reasonable, but we don't actually use this email list anymore, can you please open a pull request here: https://github.com/Irqbalance/irqbalance Thanks Neil > --- > procinterrupts.c | 7 ++++++- > 1 file changed, 6 insertions(+), 1 deletion(-) > > diff --git a/procinterrupts.c b/procinterrupts.c > index 7283998..2c8118a 100644 > --- a/procinterrupts.c > +++ b/procinterrupts.c > @@ -168,6 +168,7 @@ GList* collect_full_irq_list() > > while (!feof(file)) { > int number; > + int is_xen_dyn = 0; > struct irq_info *info; > char *c; > char *savedline = NULL; > @@ -188,9 +189,13 @@ GList* collect_full_irq_list() > > savedline = strdup(line); > irq_name = strtok_r(savedline, " ", &savedptr); > + if (strstr(irq_name, "xen-dyn") != NULL) > + is_xen_dyn = 1; > last_token = strtok_r(NULL, " ", &savedptr); > while ((p = strtok_r(NULL, " ", &savedptr))) { > irq_name = last_token; > + if (strstr(irq_name, "xen-dyn") != NULL) > + is_xen_dyn = 1; > last_token = p; > } > > @@ -210,7 +215,7 @@ GList* collect_full_irq_list() > info = calloc(sizeof(struct irq_info), 1); > if (info) { > info->irq = number; > - if (strstr(irq_name, "xen-dyn-event") != NULL) { > + if (strstr(irq_name, "-event") != NULL && is_xen_dyn == 1) { > info->type = IRQ_TYPE_VIRT_EVENT; > info->class = IRQ_VIRT_EVENT; > } else { > -- > 2.17.2 > > > _______________________________________________ > irqbalance mailing list > irqbalance at lists.infradead.org > http://lists.infradead.org/mailman/listinfo/irqbalance >
