kernel-packages team mailing list archive

[Milan Dadok <dadok@xxxxxxxxx>]

@jsalisbury, I compiled own kernel from linux-stable git tree
git checkout tags/v3.10
git revert ec5f061564238892005257c83565a0b58ec79295

After that I don't see any lock up downloading files from server

ethtool -k eth0 now have 
scatter-gather: off
        tx-scatter-gather: off [requested on]
        tx-scatter-gather-fraglist: off [fixed]
generic-segmentation-offload: off [requested on]

before reverting path
scatter-gather: on
        tx-scatter-gather: on
        tx-scatter-gather-fraglist: off [fixed]
generic-segmentation-offload: on

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Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1200243

Title:
  Network lock up Windows Azure/Hyper-V

Status in “linux” package in Ubuntu:
  In Progress
Status in Gentoo Linux:
  New

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 <kys@xxxxxxxxxxxxx>
  Reviewed-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
  Reported-by: Olaf Hering <olh@xxxxxxx>

  Cc: Stable <stable@xxxxxxxxxxxxxxx>  (V3.8+)
  ---
   drivers/hv/ring_buffer.c |    1 +
   1 files changed, 1 insertions(+), 0 deletions(-)
  diff --git a/drivers/hv/ring_buffer.c b/drivers/hv/ring_buffer.c
  index cafa72f..d6fbb577 100644
  --- a/drivers/hv/ring_buffer.c
  +++ b/drivers/hv/ring_buffer.c
  @@ -71,6 +71,7 @@ u32 hv_end_read(struct hv_ring_buffer_info *rbi)
   
   static bool hv_need_to_signal(u32 old_write, struct hv_ring_buffer_info *rbi)
   {
  +	smp_mb();
   	if (rbi->ring_buffer->interrupt_mask)
   		return false;

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