Re: [PATCH v5 0/5] sunrpc/nfs: cleanup redundant debug checks and refactor macros

[Jeff Layton <jlayton@kernel.org>]

On Sat, 2026-03-21 at 22:15 +0800, Sean Chang wrote:
> This series cleans up redundant IS_ENABLED(CONFIG_SUNRPC_DEBUG) guards
> across sunrpc, nfsd, and lockd, as these checks are already handled
> within the dprintk macros.
> 
> Additionally, it refactors the nfs_errorf() macros into a safer
> do-while(0) pattern and removes unused nfs_warnf() macros to improve
> code maintainability.
> 
> v5:
> - Reformat the cleanup of __maybe_unused into a formal 'Revert' patch as requested.
> - Update the macro refactoring commit message to include historical context
>   (commit ce8866f0913f) and use backticks for `git grep`.
> 
> v4:
> - Add a missing patch to include/linux/sunrpc/debug.h to ensure dprintk()
>   properly handles variable referencing via no_printk().
> - Remove obsolete __maybe_unused from fs/nfsd/export.c (revert ebae102897e7)
>   as suggested by Andy Shevchenko.
> - Add Reviewed-by and Tested-by tags from Andy Shevchenko.
> 
> v3:
> - Added nfs_errorf refactoring and removed unused nfs_warnf macros.
> - Split sunrpc and nfsd changes for better clarity.
> 
> v2:
>  - Follow reversed xmas tree order for variables in svc_rdma_transport.c
>    as requested by Andy Shevchenko.
>  - Polish commit message: use dprintk() and remove redundant file list.
>  - Correct the technical claim about dprintk() type checking.
> 
> Sean Chang (5):
>   sunrpc: Fix dprintk type mismatch using do-while(0)
>   nfsd/lockd: Remove redundant debug checks
>   svcrdma: Remove redundant IS_ENABLED(CONFIG_SUNRPC_DEBUG) guards
>   nfs: Refactor nfs_errorf macros and remove unused ones
>   Revert "nfsd: Mark variable __maybe_unused to avoid W=1 build break"
> 
>  fs/lockd/svclock.c                       |  7 ------
>  fs/nfs/internal.h                        | 28 +++++++++++-------------
>  fs/nfsd/export.c                         |  2 +-
>  fs/nfsd/nfsfh.c                          |  8 +++----
>  include/linux/sunrpc/debug.h             |  8 ++-----
>  net/sunrpc/xprtrdma/svc_rdma_transport.c | 25 ++++++++++-----------
>  6 files changed, 30 insertions(+), 48 deletions(-)

This all looks pretty sane to me.

Reviewed-by: Jeff Layton <jlayton@kernel.org>