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X-OriginatorOrg: oracle.com X-MS-Exchange-CrossTenant-Network-Message-Id: 5ca12b50-0db5-4018-c540-08ddddfe0113 X-MS-Exchange-CrossTenant-AuthSource: DS0PR10MB7364.namprd10.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 18 Aug 2025 02:21:56.8151 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: Y9Bd/yJa1ZPOknMsJ3hfCrpSKE2mzBMO8bkO/wY7Jb4tNHXQKnuuuCr+Z+Z9AyuC91ZwB3rn857ft4fzyPSLmg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: LV8PR10MB7750 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-08-18_01,2025-08-14_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 mlxlogscore=999 adultscore=0 phishscore=0 bulkscore=0 mlxscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2507300000 definitions=main-2508180020 X-Proofpoint-GUID: ay5ZC42Ms8iI1ibx1TGXemnrtNm9VCkE X-Authority-Analysis: v=2.4 cv=dN2mmPZb c=1 sm=1 tr=0 ts=68a28e4a b=1 cx=c_pps a=qoll8+KPOyaMroiJ2sR5sw==:117 a=qoll8+KPOyaMroiJ2sR5sw==:17 a=6eWqkTHjU83fiwn7nKZWdM+Sl24=:19 a=z/mQ4Ysz8XfWz/Q5cLBRGdckG28=:19 a=lCpzRmAYbLLaTzLvsPZ7Mbvzbb8=:19 a=wKuvFiaSGQ0qltdbU6+NXLB8nM8=:19 a=Ol13hO9ccFRV9qXi2t6ftBPywas=:19 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=2OwXVqhp2XgA:10 a=GoEa3M9JfhUA:10 a=zuLzuavZAAAA:8 a=yPCof4ZbAAAA:8 a=zUuTS4Ffj5G4EHAs-5kA:9 a=QEXdDO2ut3YA:10 cc=ntf awl=host:12070 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwODE4MDAyMSBTYWx0ZWRfXyG7MySQgFumg AGpwZSydzWeevOOwqQ1iIaPDLilGmFQFT9c8DrzRuFFxbCflvz+i9DKd12TDSxvR49aoaQG5djO fux1wn3lMYL/HxGop0QiDxfbxChHlH7IzI/E+UdXyu1J6TRVh7qmdJanY+GEnQNT3Tuv7+4dFAJ 3i8xaAlJj/GQqlIQdBmwpSkNIiMW79/jjvaCV2m4MyYRmGa4YDNQUiPiyXPKpaoOs68cSFSK3ci FT4HQLQQu6Pdkby8lFAcml/ucC/etFY0bRlKjxq24mBLt6iL1oZxOAEcwqKAOoLCev9Uq8cHWuX sHu6whRTWfqnOHVDEfy7WqbCuaS1V6IhpGbX6C1tS9j1l5RQZHkv1BXo2ftlMiJzlDiY3KKSm7D LtII/++8ByviZ48wiSuWwTc4vJYmSOGUF1eZu3Rw/dmaJGuBOlyzq/gkjCGaFtka5IaoHI6y X-Proofpoint-ORIG-GUID: ay5ZC42Ms8iI1ibx1TGXemnrtNm9VCkE On 8/14/2025 3:23 AM, lirongqing wrote: > From: Li RongQing > > Optimize hugetlb_pages_alloc_boot() to return immediately when > max_huge_pages is 0, avoiding unnecessary CPU cycles and the below > log message when hugepages aren't configured in the kernel command > line. > [ 3.702280] HugeTLB: allocation took 0ms with hugepage_allocation_threads=32 > > Signed-off-by: Li RongQing > --- > diff with v1: adding the reduced log messages in commit header > > mm/hugetlb.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/mm/hugetlb.c b/mm/hugetlb.c > index 753f99b..514fab5 100644 > --- a/mm/hugetlb.c > +++ b/mm/hugetlb.c > @@ -3654,6 +3654,9 @@ static void __init hugetlb_hstate_alloc_pages(struct hstate *h) > return; > } > > + if (!h->max_huge_pages) > + return; > + > /* do node specific alloc */ > if (hugetlb_hstate_alloc_pages_specific_nodes(h)) > return; Looks good. Could you add stable: ? Reviewed-by: Jane Chu thanks! -jane