Re: [PATCH 0/2] liveupdate: Small FLB fixes

[Mike Rapoport <rppt@kernel.org>]

On Thu, May 28, 2026 at 05:41:38PM +0000, David Matlack wrote:
> This series has 2 small fixes to how FLBs are managed. First is to
> increase the outgoing FLB refcount during liveupdate_flb_get_outgoing()
> so it cannot be freed while the caller is using it, and to align with
> the semantics of liveupdate_flb_get_incoming(). The second is to prevent
> FLB retrieve() from being called multiple times if the first attempt
> fails.
> 
> Both of these changes are needed for the correctness of the PCI core
> support for Live Update:
> 
>   https://lore.kernel.org/linux-pci/20260522202410.3104264-1-dmatlack@google.com/

We are late in the release cycle and since there no in-tree flb users let's
postpone this after rc1.
 
> David Matlack (2):
>   liveupdate: Reference count outgoing FLB data
>   liveupdate: Remember FLB retrieve() status
> 
>  include/linux/liveupdate.h  | 11 +++++++++--
>  kernel/liveupdate/luo_flb.c | 20 ++++++++++++++------
>  2 files changed, 23 insertions(+), 8 deletions(-)
> 
> 
> base-commit: 5428435567cbe06c19914592fc22ca23c9ca1de5
> -- 
> 2.54.0.823.g6e5bcc1fc9-goog
> 

-- 
Sincerely yours,
Mike.