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Peter Anvin" , Paolo Bonzini , Wanpeng Li , Vitaly Kuznetsov , "Rafael J. Wysocki" , Daniel Lezcano , Andrew Morton , Kees Cook , Peter Zijlstra , Petr Mladek , Ard Biesheuvel , Sami Tolvanen , Nicholas Piggin , Juerg Haefliger , =?utf-8?q?Micka=C3=ABl_Sal?= =?utf-8?q?a=C3=BCn?= , Arnd Bergmann , Ankur Arora , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org, linux-pm@vger.kernel.org Subject: [PATCH 5/7] arm64: Select ARCH_HAS_CPU_RELAX Date: Wed, 9 Aug 2023 14:39:39 +0300 Message-Id: <1691581193-8416-6-git-send-email-mihai.carabas@oracle.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1691581193-8416-1-git-send-email-mihai.carabas@oracle.com> References: <1691581193-8416-1-git-send-email-mihai.carabas@oracle.com> X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-08-09_10,2023-08-09_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxscore=0 malwarescore=0 spamscore=0 adultscore=0 mlxlogscore=985 bulkscore=0 phishscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2306200000 definitions=main-2308090114 X-Proofpoint-ORIG-GUID: HUfDo3ON1mHD58lOUhvjKcDv8NUVytAY X-Proofpoint-GUID: HUfDo3ON1mHD58lOUhvjKcDv8NUVytAY X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230809_055438_560459_03B7853D X-CRM114-Status: GOOD ( 15.70 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Joao Martins cpu_relax() is necessary to allow cpuidle poll-state to be used, so select it from ARM64 kconfig. Signed-off-by: Joao Martins Signed-off-by: Mihai Carabas --- arch/arm64/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 87ade6549790..7c47617b5722 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -105,6 +105,7 @@ config ARM64 select ARCH_WANT_LD_ORPHAN_WARN select ARCH_WANTS_NO_INSTR select ARCH_WANTS_THP_SWAP if ARM64_4K_PAGES + select ARCH_HAS_CPU_RELAX select ARCH_HAS_UBSAN_SANITIZE_ALL select ARM_AMBA select ARM_ARCH_TIMER