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bh=LP0hk2FuVWMkIH2lJtKmZQH6c1LDdfDQst6rCNa4pzU=; b=uZQ0blBW9HT2ulSu6F1O3z7gz72EApU+rDi5lIMk2OHLEbZEv1p3LQYxwNCByu6BpYIV2f k0UV01jPmr6yXIBQ== Date: Thu, 10 Oct 2024 09:01:26 +0200 Subject: [PATCH 24/28] powerpc/pseries/lparcfg: Use num_possible_cpus() for potential processors X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Post: List-Subscribe: , , List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Message-Id: <20241010-vdso-generic-base-v1-24-b64f0842d512@linutronix.de> References: <20241010-vdso-generic-base-v1-0-b64f0842d512@linutronix.de> In-Reply-To: <20241010-vdso-generic-base-v1-0-b64f0842d512@linutronix.de> To: Guo Ren , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Catalin Marinas , Will Deacon , Paul Walmsley , Palmer Dabbelt , Albert Ou , Russell King , Huacai Chen , WANG Xuerui , Theodore Ts'o , "Jason A. Donenfeld" , Thomas Bogendoerfer , Dave Hansen , Andy Lutomirski , Peter Zijlstra , Thomas Gleixner , Ingo Molnar , Borislav Petkov , x86@kernel.org, "H. Peter Anvin" , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Naveen N Rao , Madhavan Srinivasan , Vincenzo Frascino Cc: Christophe Leroy , linux-csky@vger.kernel.org, linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-riscv@lists.infradead.org, loongarch@lists.linux.dev, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, =?utf-8?q?Thomas_Wei=C3=9Fschuh?= X-Developer-Signature: v=1; a=ed25519-sha256; t=1728543717; l=1399; i=thomas.weissschuh@linutronix.de; s=20240209; h=from:subject:message-id; bh=xl8NslvwmgdUlYXKqMSBkSIGo+Q6/TRE4tpTp6tPB6g=; b=i8N6VHR2dbk5BpKAW6jdHV8EjNkjT4udcZOMDwp1LfatWcSVkcJxtoTEMbI/wewMKiZ4UKRoS eQdEKwsbAlmCVbvp6A79N8+6Eo28lxI4ZbMuDyNT+01NBDCPxLLJAX4 X-Developer-Key: i=thomas.weissschuh@linutronix.de; a=ed25519; pk=pfvxvpFUDJV2h2nY0FidLUml22uGLSjByFbM6aqQQws= The systemcfg processorCount variable tracks currently online variables, not possible ones, so the stored value is wrong. The code preferably tries to use the ibm,lrdr-capacity field 4 which "represents the maximum number of processors that the guest can have." Switch from processorCount to the better matching num_possible_cpus(). Signed-off-by: Thomas Weißschuh --- arch/powerpc/platforms/pseries/lparcfg.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/powerpc/platforms/pseries/lparcfg.c b/arch/powerpc/platforms/pseries/lparcfg.c index acc640fccca17b54c42eca1a242b37ad4299f685..cc22924f159f50416130f2dcd8f9d0ba0dc0973f 100644 --- a/arch/powerpc/platforms/pseries/lparcfg.c +++ b/arch/powerpc/platforms/pseries/lparcfg.c @@ -29,7 +29,6 @@ #include #include #include -#include #include #include #include @@ -530,7 +529,7 @@ static int pseries_lparcfg_data(struct seq_file *m, void *v) lrdrp = of_get_property(rtas_node, "ibm,lrdr-capacity", NULL); if (lrdrp == NULL) { - partition_potential_processors = vdso_data->processorCount; + partition_potential_processors = num_possible_cpus(); } else { partition_potential_processors = be32_to_cpup(lrdrp + 4); } -- 2.47.0