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engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.122.1 definitions=2023-01-24_15,2023-01-24_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 suspectscore=0 malwarescore=0 phishscore=0 mlxlogscore=999 adultscore=0 mlxscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2301240191 X-Proofpoint-GUID: 1gw5F1b9L-O6zsoLDIuya5SgYrOdoUtW X-Proofpoint-ORIG-GUID: 1gw5F1b9L-O6zsoLDIuya5SgYrOdoUtW Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 01/24/23 12:42, Sidhartha Kumar wrote: > On 1/24/23 12:28 PM, Andrew Morton wrote: > > On Wed, 25 Jan 2023 00:37:05 +0800 kernel test robot wrote: > > > > > tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master > > > branch HEAD: a54df7622717a40ddec95fd98086aff8ba7839a6 Add linux-next specific files for 20230124 > > > > > > Error/Warning: (recently discovered and may have been fixed) > > > > > > ERROR: modpost: "devm_platform_ioremap_resource" [drivers/dma/fsl-edma.ko] undefined! > > > ERROR: modpost: "devm_platform_ioremap_resource" [drivers/dma/idma64.ko] undefined! > > > drivers/gpu/drm/amd/amdgpu/../display/dc/link/link_dp_training.c:1585:38: warning: variable 'result' set but not used [-Wunused-but-set-variable] > > > > > > Unverified Error/Warning (likely false positive, please contact us if interested): > > > > > > ... > > > > > > mm/hugetlb.c:3100 alloc_hugetlb_folio() error: uninitialized symbol 'h_cg'. > > > > hugetlb_cgroup_commit_charge(idx, pages_per_huge_page(h), h_cg, folio); > > > > The warning looks to be bogus. I guess we could put a "= NULL" in > > there to keep the compiler quiet? > > > This could be because if CONFIG_CGROUP_HUGETLB is not set, the function in > alloc_hugetlb_folio() which initializes h_cg just returns 0 > > static inline int hugetlb_cgroup_charge_cgroup_rsvd(int idx, > unsigned long nr_pages, > struct hugetlb_cgroup **ptr) > { > return 0; > } Yes! > > where ptr is h_cg. I can add a "= NULL" in the v2 of my hugetlb page fault > conversion series. Thanks -- Mike Kravetz