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[2003:f6:5f47:db04:1edc:cd99:7084:3bb8]) by smtp.gmail.com with UTF8SMTPSA id 5b1f17b1804b1-4907e69dc39sm11042195e9.4.2026.05.26.22.55.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 May 2026 22:55:12 -0700 (PDT) Date: Wed, 27 May 2026 07:55:11 +0200 From: Uwe =?utf-8?Q?Kleine-K=C3=B6nig?= To: Chen-Yu Tsai Cc: Inki Dae , Seung-Woo Kim , Kyungmin Park , Krzysztof Kozlowski , Alim Akhtar , David Airlie , Simona Vetter , dri-devel@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel test robot Subject: Re: [PATCH] drm/exynos/gem: Fix printk specifier for gem_object.size and dma_addr Message-ID: References: <20260408064936.1342321-1-wenst@chromium.org> Precedence: bulk X-Mailing-List: linux-samsung-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="matup4lkrscj23am" Content-Disposition: inline In-Reply-To: <20260408064936.1342321-1-wenst@chromium.org> --matup4lkrscj23am Content-Type: text/plain; protected-headers=v1; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Subject: Re: [PATCH] drm/exynos/gem: Fix printk specifier for gem_object.size and dma_addr MIME-Version: 1.0 On Wed, Apr 08, 2026 at 02:49:34PM +0800, Chen-Yu Tsai wrote: > In the recent change to use the GEM base object's size field instead of > the exynos_gem object's additional field, the printk format was not > adjusted for the change to size_t type. This causes a new warning on > platforms on which size_t is not unsigned long. >=20 > Fix this by using the correct "%zx" type. >=20 > While at it, fix the specifier for dma_addr so that the cast to unsigned > long is not longer needed. >=20 > Reported-by: kernel test robot > Closes: https://lore.kernel.org/oe-kbuild-all/202604081331.jSJQSVmg-lkp@i= ntel.com/ > Fixes: 11e898373fba ("drm/exynos: Drop exynos_drm_gem.size field") > Signed-off-by: Chen-Yu Tsai > --- > This is only compile tested. Build for ARM 32-bit confirms the warning > is fixed. Sorry for the noise. >=20 > The commit hash used in the Fixes tag is the current one seen in > exynos-drm-next. > --- > drivers/gpu/drm/exynos/exynos_drm_gem.c | 8 ++++---- > 1 file changed, 4 insertions(+), 4 deletions(-) >=20 > diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/ex= ynos/exynos_drm_gem.c > index d9d42809a1a9..f264e170bc26 100644 > --- a/drivers/gpu/drm/exynos/exynos_drm_gem.c > +++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c > @@ -66,8 +66,8 @@ static int exynos_drm_alloc_buf(struct exynos_drm_gem *= exynos_gem, bool kvmap) > if (kvmap) > exynos_gem->kvaddr =3D exynos_gem->cookie; > =20 > - DRM_DEV_DEBUG_KMS(drm_dev_dma_dev(dev), "dma_addr(0x%lx), size(0x%lx)\n= ", > - (unsigned long)exynos_gem->dma_addr, exynos_gem->base.size); > + DRM_DEV_DEBUG_KMS(drm_dev_dma_dev(dev), "dma_addr(%pad), size(0x%zx)\n", > + &exynos_gem->dma_addr, exynos_gem->base.size); > return 0; > } > =20 > @@ -80,8 +80,8 @@ static void exynos_drm_free_buf(struct exynos_drm_gem *= exynos_gem) > return; > } > =20 > - DRM_DEV_DEBUG_KMS(dev->dev, "dma_addr(0x%lx), size(0x%lx)\n", > - (unsigned long)exynos_gem->dma_addr, exynos_gem->base.size); > + DRM_DEV_DEBUG_KMS(dev->dev, "dma_addr(%pad), size(0x%zx)\n", > + &exynos_gem->dma_addr, exynos_gem->base.size); > =20 > dma_free_attrs(drm_dev_dma_dev(dev), exynos_gem->base.size, exynos_gem-= >cookie, > (dma_addr_t)exynos_gem->dma_addr, Tested-by: Uwe Kleine-K=F6nig Still fixes a build warning in s390 allmodconfig builds as of next-20260527. I can haz this patch applied please? Best regards Uwe --matup4lkrscj23am Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEP4GsaTp6HlmJrf7Tj4D7WH0S/k4FAmoWhzwACgkQj4D7WH0S /k4YJAf/Sa0klbijQQ3e2afYyNHdRBpeOnuHnt7DkXbXMETQbXPOVvHKTlQXDYOk j8FttwSGQyKq70nn3di59M5IaFgKtvg4ZH+9ZdN86PBdvz1vYjE8YOKpPQo1NvaU u71+tkIZr10dm4lqwrFQOLz9wKtVpGWcwLOJOx35dE4AhqDZ2t7d4qF9aX2E+M5K nSCcuxYGYW9PQ3JOqjhP2DYAkFspPYKTF8ekZiEoPBxYQI8AQtzanH5urgTL5yPD MMLOIYjAeD1LxDUfUx6uxATzDvYTSAA0ZG8iuOIAALaYa5j3M0GlQGeOZotyr9Pi NWZH725YiRLgpEpNRqbc5hhIji3Eaw== =AuW5 -----END PGP SIGNATURE----- --matup4lkrscj23am--