[SRU][Q:linux-oracle][PATCH 0/1] oracle: backport "sunrpc: allocate a separate bvec array for socket sends" to 6.17

[Vinicius Peixoto]

On Thu Apr 2, 2026 at 1:32 AM -03, Vinicius Peixoto wrote:
> BugLink: https://bugs.launchpad.net/bugs/2147073
>
> [Impact]
>
> Some OCI customers have been experiencing performance degradation on NFS mounts due to a known issue that has been fixed upstream in 6.19
>
> [Fix]
>
> Backport the following commit from upstream into the Questing linux-oracle tree:
> 6b3b697d65d4 ("sunrpc: allocate a separate bvec array for socket sends")
>
> [Test plan]
>
> The patch has been compiled-tested only, and since no reproducer is easily available, Oracle will validate the fix with the relevant customers on their side.
>
> [Where problems could occur]
>
> This patch has a small regression risk, and any problems related to it would manifest themselves as crashes or performance issues for users running I/O heavy workloads on NFS mounts.
>
> [Other info]
> SF #00428073
>
> Jeff Layton (1):
>   sunrpc: allocate a separate bvec array for socket sends
>
>  include/linux/sunrpc/svcsock.h |  3 ++
>  net/sunrpc/svcsock.c           | 55 +++++++++++++++++++++++++++++-----
>  2 files changed, 51 insertions(+), 7 deletions(-)

Please ignore this cover letter, it was sent by accident by my script
before I could hit Ctrl-C to stop it. There is another submission with
the correct patches.

Thanks,
Vinicius