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Fri, 6 Feb 2026 14:43:35 +0000 (GMT) Content-Type: text/plain; charset=utf-8 X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3864.300.41.1.7\)) Subject: Re: [PATCH] powerpc/pseries: plpks: export plpks_wrapping_is_supported From: Venkat In-Reply-To: <20260201165344.950870-1-ssrish@linux.ibm.com> Date: Fri, 6 Feb 2026 20:13:22 +0530 Cc: linuxppc-dev@lists.ozlabs.org, maddy@linux.ibm.com, mpe@ellerman.id.au, npiggin@gmail.com, christophe.leroy@csgroup.eu, nayna@linux.ibm.com, zohar@linux.ibm.com, rnsastry@linux.ibm.com, linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Message-Id: <8798DBE0-4A30-44E8-9DAA-39F5BB896286@linux.ibm.com> References: <20260201165344.950870-1-ssrish@linux.ibm.com> To: Srish Srinivasan X-Mailer: Apple Mail (2.3864.300.41.1.7) X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: DQQ8FoPb_52wGv0rjeoY64PT6l88kqSL X-Authority-Analysis: v=2.4 cv=VcX6/Vp9 c=1 sm=1 tr=0 ts=6985fe1e cx=c_pps a=GFwsV6G8L6GxiO2Y/PsHdQ==:117 a=GFwsV6G8L6GxiO2Y/PsHdQ==:17 a=IkcTkHD0fZMA:10 a=HzLeVaNsDn8A:10 a=VkNPw1HP01LnGYTKEx00:22 a=Mpw57Om8IfrbqaoTuvik:22 a=GgsMoib0sEa3-_RKJdDe:22 a=VwQbUJbxAAAA:8 a=VnNF1IyMAAAA:8 a=QyXUC8HyAAAA:8 a=UCwz8Agq20yTxG7mFaMA:9 a=QEXdDO2ut3YA:10 X-Proofpoint-GUID: xcw7fAzu84bjuCAra8NVY15vtFMhwJTS X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjA2MDEwMyBTYWx0ZWRfXwr1ycHhTtYV/ WxU+pRaZLA17yLICVjpvsPSGBdDEkIc51Ng0W8dGiEm2SPSIxvOL0KPWY7FEbw5ALBvAvbbwHHn SSUOeCQe3EVNrzpdjIsFHNUj7iE6lso62+zD2Xt6uMVzjJKOo892YHt7wuPiNFjEhrbdx6AWzi0 eAYj1Xb4+99ShyyiHO1Xz25fTU+eUnzhSuwJTX6y0Z4qK7/EfJLjFa/KDpl2lsIHCx5KDaDV1wO C66pUdLNBzjJKdmGOT/Yow2ZV6f+awIpDwiEhbc+J+t11iz2Bq+iHmMRGUkASdscwEnM2Y9jF9Z DCP0JeVPQiVJUNXKMh2RAVgjbWgVPyfsQeDnul4whnH1RmNkUcAenvWWBMnfgRRGjcnGQP3z8HE I27mr2812AATrMPYIq6yqcJaWuB+3X1buuxGVUEjSTRSchpFOlPnlTBffyJM3w6REAAp7BckBZV 7BKIkihPjngDJgOqsww== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-02-06_04,2026-02-05_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 spamscore=0 adultscore=0 bulkscore=0 phishscore=0 lowpriorityscore=0 impostorscore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2601150000 definitions=main-2602060103 > On 1 Feb 2026, at 10:23=E2=80=AFPM, Srish Srinivasan = wrote: >=20 > Building trusted-keys as a module fails modpost with: >=20 > ERROR: modpost: "plpks_wrapping_is_supported" = [security/keys/trusted-keys/ > trusted.ko] undefined! >=20 > Export plpks_wrapping_is_supported() so trusted-keys links cleanly >=20 > This patch is intended to be applied on top of the earlier "Extend = "trusted > " keys to support a new trust source named the PowerVM Key Wrapping = Module > (PKWM)" series (v5). > Link: = https://lore.kernel.org/all/20260127145228.48320-1-ssrish@linux.ibm.com/ >=20 > Reported-by: kernel test robot > Closes: = https://lore.kernel.org/oe-kbuild-all/202602010724.1g9hbLKv-lkp@intel.com/= > Signed-off-by: Srish Srinivasan > --- > arch/powerpc/platforms/pseries/plpks.c | 1 + > 1 file changed, 1 insertion(+) >=20 > diff --git a/arch/powerpc/platforms/pseries/plpks.c = b/arch/powerpc/platforms/pseries/plpks.c > index 038ecf8f6d6b..23e4e2a922fc 100644 > --- a/arch/powerpc/platforms/pseries/plpks.c > +++ b/arch/powerpc/platforms/pseries/plpks.c > @@ -896,6 +896,7 @@ bool plpks_wrapping_is_supported(void) > { > return wrapsupport; > } > +EXPORT_SYMBOL_GPL(plpks_wrapping_is_supported); >=20 > /** > * plpks_gen_wrapping_key() - Generate a new random key with the = 'wrapping key' > --=20 > 2.47.3 >=20 Tested this patch, and with this, build is successful. With out this patch: ERROR: modpost: "plpks_wrapping_is_supported" = [security/keys/trusted-keys/trusted.ko] undefined! make[2]: *** [scripts/Makefile.modpost:147: Module.symvers] Error 1 make[1]: *** [/root/linux/Makefile:2004: modpost] Error 2 make: *** [Makefile:248: __sub-make] Error 2 With this build is successful. Please add below tag. Tested-by: Venkat Rao Bagalkote Regards, Venkat.