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X-MS-Exchange-CrossTenant-Id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: j/Hd8vsCvMC8VkGE2dIPOa3AHwB81t0/8Q5qF0qQil84gepgaSx7PRyeq/HKfc9ZWYSnfHTpCiCrPbm3gSY2qQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA3PR10MB8162 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1095,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-04-19_07,2025-04-17_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 adultscore=0 bulkscore=0 phishscore=0 malwarescore=0 suspectscore=0 spamscore=0 mlxscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2502280000 definitions=main-2504190148 X-Proofpoint-ORIG-GUID: VvIcXnNSHJILIuCWp2JIOb126NfUhUGy X-Proofpoint-GUID: VvIcXnNSHJILIuCWp2JIOb126NfUhUGy On 4/18/25 5:34 PM, Mike Snitzer wrote: > On Wed, Apr 16, 2025 at 09:31:55AM -0400, Chuck Lever wrote: >> On 4/15/25 10:41 PM, Vincent Mailhol wrote: >>> +CC: Neil Brown >>> +CC: Olga Kornievskaia >>> +CC: Dai Ngo >>> +CC: Tom Talpey >>> +CC: Trond Myklebust >>> +CC: Anna Schumaker >>> >>> (just to make sure that anyone listed in >>> >>> ./scripts/get_maintainer.pl fs/nfs_common/nfslocalio.c >>> >>> get copied). >>> >>> Here is the link to the full thread: >>> >>> https://lore.kernel.org/all/Z_coQbSdvMWD92IA@kernel.org/ >>> >>> >>> On 10/04/2025 at 11:09, Mike Snitzer: >>>> Add dummy definition for nfsd_file in both nfslocalio.c and localio.c >>>> so various compilers (e.g. gcc 8.5.0 and 9.5.0) can be used. Otherwise >>>> RCU code (rcu_dereference and rcu_access_pointer) will dereference >>>> what should just be an opaque pointer (by using typeof(*ptr)). >>>> >>>> Fixes: 86e00412254a ("nfs: cache all open LOCALIO nfsd_file(s) in client") >>>> Cc: stable@vger.kernel.org >>>> Tested-by: Jeff Johnson >>>> Tested-by: Pali Rohár >>>> Tested-by: Vincent Mailhol >>>> Signed-off-by: Mike Snitzer >>> >>> Hi everyone, >>> >>> The build has been broken for several weeks already. Does anyone have >>> intention to pick-up this patch? >>> >>> (please ignore if someone already picked it up and if it is already on >>> its way to Linus's tree). >> >> I assumed that, like all LOCALIO-related changes, this fix would go >> in through the NFS client tree. Let me know if it needs to go via NFSD. > > Since we haven't heard from Trond or Anna about it, I think you'd be > perfectly fine to pick it up. It is a compiler fixup associated with > nfd_file being kept opaque to the client -- but given it is "struct > nfsd_file" that gives you full license to grab it (IMO). > > I'm also unaware of any conflicting changes in the NFS client tree. Hi Mike - I just looked at this one again. The patch's diffstat is: fs/nfs/localio.c | 8 ++++++++ fs/nfs_common/nfslocalio.c | 8 ++++++++ Although fs/nfs_common/ is part of both trees, fs/nfs/localio.c is definitely a client file. I'm still happy to pick it up, but technically I would need an Acked-by: from one of the NFS client maintainers. My impression is that Trond is managing the NFS client pulls for v6.15. -- Chuck Lever