From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 06E67476CF3; Wed, 22 Jul 2026 11:41:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784720483; cv=none; b=qB3sOowJoyuGEPPgkMj2GePYsWg+6qDvAo//mPM4jFdelobY+noiLWlDfQj++irNW1oFHP8dJBh9Q5CzE6pPfhCVIO1bYHR86CyuFDqjArlwnk3YinuICu+60/LOiTNwTZObrz+RBedIo4x0QIgGbEdXiVR1BKti7GTsWTNICOo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784720483; c=relaxed/simple; bh=0ftvktwqXd4AEIzv8ZYm6+pqNLGaFQ42ISsKWfg/iQk=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version:Content-Type; b=cqZlb2YZC+gg+7u0NaXQJ9e5vZGoKdEC/aXwTY5VqL6ae+HZ8AZXjNWqbpVEui4IHunc0yukV8OlgFpiaaSGM+PgUPU8x3sYBjVqGRtL4ciGjoWba0SZOMalzjX/DjnGNC4AU5ViW+LmSnCCD2jLrZAR2eKoa1jWAyh0+ZRccBU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Fz9OCQEH; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Fz9OCQEH" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C6EDD1F000E9; Wed, 22 Jul 2026 11:41:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1784720481; bh=guKLbL2WNEO2Bt7eXQkLJQUnQbT5pC7a1gkKMg/9oh0=; h=From:To:Cc:Subject:Date; b=Fz9OCQEHyEtFS1RnPNcsCEZlduXM+YkG2BZhb8iq1uOom4Ps1HaluGcmlbJYuMlWv q/YIFjBVwh9K2YK5CaUe2Lzu8BxUGDrd8FlWBXKtc42vGSOEuEpolYlz9Ma5rhWxDv KNdZosUN2bgKqB38DBEyGsOkXwah7kcHJmm3NKlt9lNrFV7gzdIRr3Wwbw4bJre0vf sukuwb3gXkYVB5bLrkBLGmaRaOihQJCyj1b5h9XCUqIx2eqhGXkVScjesviDh5cRi9 gMXlZezbth7WBJcVHz4L+rmXft6wiv15SLgOOniZlqXYO27V1Fo1PrGbzsJp6JJmkw DVKcKVCOXSgHQ== From: Leon Romanovsky To: Jason Gunthorpe , "Mike Rapoport (Microsoft)" Cc: linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH rdma-next] RDMA/mlx5: Make sure that UMR page is aligned to PAGE_SIZE Date: Wed, 22 Jul 2026 14:41:13 +0300 Message-ID: <20260722-fix-get-order-alignment-v1-1-ece212ddb5dc@nvidia.com> X-Mailer: git-send-email 2.55.0 Precedence: bulk X-Mailing-List: linux-rdma@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" X-Change-ID: 20260722-fix-get-order-alignment-b35d7958832d X-Mailer: b4 0.15-dev-18f8f Content-Transfer-Encoding: quoted-printable From: Leon Romanovsky =0D =0D The UMR XLT buffer needs to be aligned to PAGE_SIZE.=0D =0D Fixes: b2022068dea0 ("RDMA/mlx5: use kmalloc() for UMR translation buffers"= )=0D Signed-off-by: Leon Romanovsky =0D ---=0D drivers/infiniband/hw/mlx5/umr.c | 2 +-=0D 1 file changed, 1 insertion(+), 1 deletion(-)=0D =0D diff --git a/drivers/infiniband/hw/mlx5/umr.c b/drivers/infiniband/hw/mlx5/= umr.c=0D index 80d0d190b26c..951de1d85632 100644=0D --- a/drivers/infiniband/hw/mlx5/umr.c=0D +++ b/drivers/infiniband/hw/mlx5/umr.c=0D @@ -518,7 +518,7 @@ static void *mlx5r_umr_alloc_xlt(size_t *nents, size_t = ent_size, gfp_t gfp_mask)=0D size =3D min_t(size_t, ent_size * ALIGN(*nents, xlt_chunk_align),=0D MLX5_MAX_UMR_CHUNK);=0D *nents =3D size / ent_size;=0D - res =3D kmalloc(size, gfp_mask | __GFP_NOWARN);=0D + res =3D kmalloc(PAGE_ALIGN(size), gfp_mask | __GFP_NOWARN);=0D if (res)=0D return res;=0D =0D =0D ---=0D base-commit: 0e8e94c15091041ea8910cbfcade5a9c7cfe3f90=0D change-id: 20260722-fix-get-order-alignment-b35d7958832d=0D =0D Best regards,=0D -- =0D Leon Romanovsky =0D =0D