mirror of
https://github.com/linuxkit/linuxkit.git
synced 2025-08-01 23:17:49 +00:00
49 lines
1.7 KiB
Diff
49 lines
1.7 KiB
Diff
From 98544b874d6a684ba4c92c341bdf4b1984e46b72 Mon Sep 17 00:00:00 2001
|
|
From: Alex Ng <alexng@messages.microsoft.com>
|
|
Date: Sun, 6 Nov 2016 13:14:11 -0800
|
|
Subject: [PATCH 07/12] Drivers: hv: vss: Operation timeouts should match host
|
|
expectation
|
|
|
|
Increase the timeout of backup operations. When system is under I/O load,
|
|
it needs more time to freeze. These timeout values should also match the
|
|
host timeout values more closely.
|
|
|
|
Signed-off-by: Alex Ng <alexng@microsoft.com>
|
|
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
|
|
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
|
|
Origin: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
|
|
(cherry picked from commit b357fd3908c1191f2f56e38aa77f2aecdae18bc8)
|
|
---
|
|
drivers/hv/hv_snapshot.c | 8 ++++++--
|
|
1 file changed, 6 insertions(+), 2 deletions(-)
|
|
|
|
diff --git a/drivers/hv/hv_snapshot.c b/drivers/hv/hv_snapshot.c
|
|
index 5c95ba1e2ecf..eee238cc60bd 100644
|
|
--- a/drivers/hv/hv_snapshot.c
|
|
+++ b/drivers/hv/hv_snapshot.c
|
|
@@ -31,7 +31,10 @@
|
|
#define VSS_MINOR 0
|
|
#define VSS_VERSION (VSS_MAJOR << 16 | VSS_MINOR)
|
|
|
|
-#define VSS_USERSPACE_TIMEOUT (msecs_to_jiffies(10 * 1000))
|
|
+/*
|
|
+ * Timeout values are based on expecations from host
|
|
+ */
|
|
+#define VSS_FREEZE_TIMEOUT (15 * 60)
|
|
|
|
/*
|
|
* Global state maintained for transaction that is being processed. For a class
|
|
@@ -186,7 +189,8 @@ static void vss_send_op(void)
|
|
|
|
vss_transaction.state = HVUTIL_USERSPACE_REQ;
|
|
|
|
- schedule_delayed_work(&vss_timeout_work, VSS_USERSPACE_TIMEOUT);
|
|
+ schedule_delayed_work(&vss_timeout_work, op == VSS_OP_FREEZE ?
|
|
+ VSS_FREEZE_TIMEOUT * HZ : HV_UTIL_TIMEOUT * HZ);
|
|
|
|
rc = hvutil_transport_send(hvt, vss_msg, sizeof(*vss_msg), NULL);
|
|
if (rc) {
|
|
--
|
|
2.16.3
|
|
|