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Thu, 5 Feb 2026 07:46:45 +0000 (GMT) Date: Thu, 5 Feb 2026 08:46:43 +0100 From: Heiko Carstens To: Randy Dunlap , Peter Zijlstra Cc: linux-kernel@vger.kernel.org, Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , linux-s390@vger.kernel.org Subject: Re: [PATCH] s390: remove kvm_types.h from Kbuild Message-ID: <20260205074643.7870A22-hca@linux.ibm.com> References: <20260203184204.1329414-1-rdunlap@infradead.org> Precedence: bulk X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260203184204.1329414-1-rdunlap@infradead.org> X-TM-AS-GCONF: 00 X-Proofpoint-GUID: F0CIZpINk2qDP_L5XkpmeGCSXahZnAWe X-Authority-Analysis: v=2.4 cv=drTWylg4 c=1 sm=1 tr=0 ts=69844aea cx=c_pps a=bLidbwmWQ0KltjZqbj+ezA==:117 a=bLidbwmWQ0KltjZqbj+ezA==:17 a=kj9zAlcOel0A:10 a=HzLeVaNsDn8A:10 a=VkNPw1HP01LnGYTKEx00:22 a=JfrnYn6hAAAA:8 a=8U5ieTTLXTJNdKsuqekA:9 a=CjuIK1q_8ugA:10 a=1CNFftbPRP8L7MoqJWF3:22 X-Proofpoint-ORIG-GUID: F0CIZpINk2qDP_L5XkpmeGCSXahZnAWe X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjA1MDA1MSBTYWx0ZWRfX2S+MiMqM5Tdb J0Nx1+y49i0Y1tLwtbZxbmVStKLgb+hZbo4TYKodrP8PuBD28EI/cw+EU+m5Ih2QuSC4ZS9zBhD WSpR2pJjqO87+WuIDtiG0NcXmcaFWmG4SQUe6TKhYUDUw2uotd09kZB45w0k7GoGyqgmhsrYXNg 2bA0pNKxCJzMTi7r9gdoYHvV2m5TV8GqJFQyy7BwX2DBRYrFzbsfpN0UqBpzCr1I5Ls8PHi4Poi yAGqR6xLFW4F8qyPdBLfDEFcD0bH2joSVPSPQgV7Gq3025MOSjleVmMpXDSYDQ17C5GIx6bsAnu tab6tHEPV2FBYr2hEFdPSOh/NxVOK4Acm+JL+oxDXKc2H4qsXysP5SQaWzq53vZxB9cbJl1SFNr bq8eH1/QpH6yu8TgWpAd49whraqLzmKGtuY5xyDvIr4FdZZpbxcdRTBO9doujxgYjxurL7OL8zP fW6aaZY7A7oJeWQpAVA== 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=2026-02-05_01,2026-02-04_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 clxscore=1015 spamscore=0 malwarescore=0 bulkscore=0 phishscore=0 adultscore=0 lowpriorityscore=0 impostorscore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2601150000 definitions=main-2602050051 On Tue, Feb 03, 2026 at 10:42:04AM -0800, Randy Dunlap wrote: > kvm_types.h is mandatory in include/asm-generic/Kbuild so having it > in another Kbuild file causes a warning. Remove it from the arch/ > Kbuild file to fix the warning. > > ../scripts/Makefile.asm-headers:39: redundant generic-y found in ../arch/s390/include/asm/Kbuild: kvm_types.h > > Signed-off-by: Randy Dunlap > --- > arch/s390/include/asm/Kbuild | 1 - > 1 file changed, 1 deletion(-) > > --- linux-next-20260202.orig/arch/s390/include/asm/Kbuild > +++ linux-next-20260202/arch/s390/include/asm/Kbuild > @@ -5,6 +5,5 @@ generated-y += syscall_table.h > generated-y += unistd_nr.h > > generic-y += asm-offsets.h > -generic-y += kvm_types.h > generic-y += mcs_spinlock.h > generic-y += mmzone.h This should go via perf/core from the tip tree, since Peter's not-yet upstream commit 01122b89361e ("perf: Use EXPORT_SYMBOL_FOR_KVM() for the mediated APIs") adds the mandatory-y statement to include/asm-generic/Kbuild. Peter?