APPLIED: [bionic:linux-azure-4.15][PATCH 0/2] LP:#1882268 - [linux-azure] Request for two CIFS commits in 16.04
ian.may at canonical.com
Wed Oct 28 20:08:38 UTC 2020
Applied to bionic/azure-4.15-next
On 2020-10-26 11:34:41 , Marcelo Henrique Cerri wrote:
> BugLink: https://bugs.launchpad.net/bugs/1882268
> The commit id 2084ed57167c ("CIFS: Only send SMB2_NEGOTIATE command on
> new TCP connections") is a clean cherry pick from upstream while
> 84a1f5b1cc6f ("cifs: Fix potential softlockups while refreshing DFS
> cache") had to be backported to 4.15.
> Both changes are already included in the 5.4 linux-azure
> kernel. 2084ed57167c was included upstream in 5.1 and 84a1f5b1cc6f was
> applied via an upstream stable update (LP:#1860125). 2084ed57167c
> fixes commit id e99c63e4d86d ("SMB3: Fix deadlock in validate
> negotiate hits reconnect") that was included to our 4.15 kernel also
> via an upstream stable update.
> The original author of 84a1f5b1cc6f reviewed and approved my backport
> for 4.15. Microsoft reported positive results with the test kernel and
> I also smoke tested it using dbench as described by LP:#1896642.
> Since we don't have a direct reproducer but we have positive feedback
> from Microsoft I recommend that we include these fixes only to the
> 4.15 linux-azure kernels for now. Later we can evaluate if we should
> include them to the generic 4.15 kernel too.
> Paulo Alcantara (SUSE) (1):
> cifs: Fix potential softlockups while refreshing DFS cache
> Pavel Shilovsky (1):
> CIFS: Only send SMB2_NEGOTIATE command on new TCP connections
> fs/cifs/smb2pdu.c | 38 ++++++++++++++++++++++++++++----------
> fs/cifs/smb2transport.c | 8 ++++++++
> 2 files changed, 36 insertions(+), 10 deletions(-)
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