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authorMatheus Castello <matheus@castello.eng.br>2020-11-25 00:29:26 -0300
committerWei Liu <wei.liu@kernel.org>2020-12-02 11:54:19 +0000
commitb0c03eff79a67aa43f17249dd42fac58e96718dc (patch)
treec5e0425e39c1e31b5145288cf987783e2839d3df /drivers/hv
parent206ad34d52a2f1205c84d08c12fc116aad0eb407 (diff)
downloadlinux-b0c03eff79a67aa43f17249dd42fac58e96718dc.tar.bz2
drivers: hv: vmbus: Fix checkpatch SPLIT_STRING
Checkpatch emits WARNING: quoted string split across lines. To keep the code clean and with the 80 column length indentation the check and registration code for kmsg_dump_register has been transferred to a new function hv_kmsg_dump_register. Signed-off-by: Matheus Castello <matheus@castello.eng.br> Reviewed-by: Michael Kelley <mikelley@microsoft.com> Link: https://lore.kernel.org/r/20201125032926.17002-1-matheus@castello.eng.br Signed-off-by: Wei Liu <wei.liu@kernel.org>
Diffstat (limited to 'drivers/hv')
-rw-r--r--drivers/hv/vmbus_drv.c35
1 files changed, 20 insertions, 15 deletions
diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c
index 0a2711aa63a1..502f8cd95f6d 100644
--- a/drivers/hv/vmbus_drv.c
+++ b/drivers/hv/vmbus_drv.c
@@ -1387,6 +1387,24 @@ static struct kmsg_dumper hv_kmsg_dumper = {
.dump = hv_kmsg_dump,
};
+static void hv_kmsg_dump_register(void)
+{
+ int ret;
+
+ hv_panic_page = hv_alloc_hyperv_zeroed_page();
+ if (!hv_panic_page) {
+ pr_err("Hyper-V: panic message page memory allocation failed\n");
+ return;
+ }
+
+ ret = kmsg_dump_register(&hv_kmsg_dumper);
+ if (ret) {
+ pr_err("Hyper-V: kmsg dump register error 0x%x\n", ret);
+ hv_free_hyperv_page((unsigned long)hv_panic_page);
+ hv_panic_page = NULL;
+ }
+}
+
static struct ctl_table_header *hv_ctl_table_hdr;
/*
@@ -1477,21 +1495,8 @@ static int vmbus_bus_init(void)
* capability is supported by the hypervisor.
*/
hv_get_crash_ctl(hyperv_crash_ctl);
- if (hyperv_crash_ctl & HV_CRASH_CTL_CRASH_NOTIFY_MSG) {
- hv_panic_page = (void *)hv_alloc_hyperv_zeroed_page();
- if (hv_panic_page) {
- ret = kmsg_dump_register(&hv_kmsg_dumper);
- if (ret) {
- pr_err("Hyper-V: kmsg dump register "
- "error 0x%x\n", ret);
- hv_free_hyperv_page(
- (unsigned long)hv_panic_page);
- hv_panic_page = NULL;
- }
- } else
- pr_err("Hyper-V: panic message page memory "
- "allocation failed");
- }
+ if (hyperv_crash_ctl & HV_CRASH_CTL_CRASH_NOTIFY_MSG)
+ hv_kmsg_dump_register();
register_die_notifier(&hyperv_die_block);
}