Network lock up Windows Azure/Hyper-V
Affects | Status | Importance | Assigned to | Milestone | ||
---|---|---|---|---|---|---|
Gentoo Linux |
Fix Released
|
Undecided
|
Unassigned | |||
linux (Ubuntu) | ||||||
Saucy |
Fix Released
|
High
|
Unassigned |
Bug Description
Netwokring on Windows Azure 13.10 instance just lock up. After diagnosis, it appears that the root cause is networking. MS reports that OpenSUSE 12.3 had the same problem and was patched via:
Signed-off-by: K. Y. Srinivasan <email address hidden>
Reviewed-by: Haiyang Zhang <email address hidden>
Reported-by: Olaf Hering <email address hidden>
Cc: Stable <email address hidden> (V3.8+)
---
drivers/
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/drivers/
index cafa72f..d6fbb577 100644
--- a/drivers/
+++ b/drivers/
@@ -71,6 +71,7 @@ u32 hv_end_read(struct hv_ring_buffer_info *rbi)
static bool hv_need_
{
+ smp_mb();
if (rbi->ring_
return false;
affects: | ubuntu → linux-meta (Ubuntu) |
affects: | linux-meta (Ubuntu) → linux (Ubuntu) |
tags: | added: saucy |
Changed in linux (Ubuntu): | |
status: | Triaged → In Progress |
assignee: | nobody → Joseph Salisbury (jsalisbury) |
Changed in linux (Ubuntu Saucy): | |
status: | In Progress → Fix Committed |
no longer affects: | linux (Ubuntu) |
Changed in gentoo: | |
status: | New → Fix Released |
Confirmed that we have the patch in the kernel source.