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Fri, 15 Aug 2025 08:07:32 -0700 (PDT) Received: from localhost ([192.184.165.199]) by smtp.gmail.com with UTF8SMTPSA id d2e1a72fcca58-76e4558bf19sm1309791b3a.99.2025.08.15.08.07.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 15 Aug 2025 08:07:31 -0700 (PDT) Date: Fri, 15 Aug 2025 08:07:31 -0700 (PDT) X-Google-Original-Date: Fri, 15 Aug 2025 08:06:56 PDT (-0700) Subject: Re: [PATCH v4 17/24] riscv: vdso: Deduplicate CFLAGS_REMOVE_* variables In-Reply-To: <20250812-vdso-absolute-reloc-v4-17-61a8b615e5ec@linutronix.de> CC: Paul Walmsley , aou@eecs.berkeley.edu, Alexandre Ghiti , nathan@kernel.org, nick.desaulniers+lkml@gmail.com, morbo@google.com, justinstitt@google.com, luto@kernel.org, tglx@linutronix.de, vincenzo.frascino@arm.com, kees@kernel.org, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com, richard@nod.at, anton.ivanov@cambridgegreys.com, johannes@sipsolutions.net, linux@armlinux.org.uk, Catalin Marinas , Will Deacon , maddy@linux.ibm.com, mpe@ellerman.id.au, npiggin@gmail.com, christophe.leroy@csgroup.eu, chenhuacai@kernel.org, kernel@xen0n.name, hca@linux.ibm.com, gor@linux.ibm.com, agordeev@linux.ibm.com, borntraeger@linux.ibm.com, svens@linux.ibm.com, tsbogend@alpha.franken.de, ojeda@kernel.org, alex.gaynor@gmail.com, boqun.feng@gmail.com, gary@garyguo.net, bjorn3_gh@protonmail.com, lossin@kernel.org, a.hindborg@kernel.org, aliceryhl@google.com, tmgross@umich.edu, dakr@kernel.org, nicolas.schier@linux.dev, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, llvm@lists.linux.dev, linux-mm@kvack.org, linux-um@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, loongarch@lists.linux.dev, linux-s390@vger.kernel.org, linux-mips@vger.kernel.org, rust-for-linux@vger.kernel.org, linux-kbuild@vger.kernel.org, jstancek@redhat.com, acme@redhat.com, alexghiti@rivosinc.com, thomas.weissschuh@linutronix.de From: Palmer Dabbelt To: thomas.weissschuh@linutronix.de Message-ID: Mime-Version: 1.0 (MHng) Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit X-Stat-Signature: s8odzbhxo16ahqb8rhpjpi9zyao44i8o X-Rspam-User: X-Rspamd-Queue-Id: 99E4A20017 X-Rspamd-Server: rspam05 X-HE-Tag: 1755270453-634040 X-HE-Meta: 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 OspzgBP4 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, 11 Aug 2025 22:44:30 PDT (-0700), thomas.weissschuh@linutronix.de wrote: > All vDSO objects need the same treatment. > To make changes to both the list of objects and the list of removed flags > easier, introduce a helper variable. > > Signed-off-by: Thomas Weißschuh > Reviewed-by: Alexandre Ghiti > Reviewed-by: Nathan Chancellor > Tested-by: Jan Stancek > --- > arch/riscv/kernel/vdso/Makefile | 7 ++++--- > 1 file changed, 4 insertions(+), 3 deletions(-) > > diff --git a/arch/riscv/kernel/vdso/Makefile b/arch/riscv/kernel/vdso/Makefile > index 9ebb5e590f93a3228c451dca58e6d5cfbbc03ff7..c19c3c76f7c9f6b2f7523a59269de3b683656323 100644 > --- a/arch/riscv/kernel/vdso/Makefile > +++ b/arch/riscv/kernel/vdso/Makefile > @@ -49,9 +49,10 @@ CPPFLAGS_vdso.lds += -DHAS_VGETTIMEOFDAY > endif > > # Disable -pg to prevent insert call site > -CFLAGS_REMOVE_vgettimeofday.o = $(CC_FLAGS_FTRACE) $(CC_FLAGS_SCS) > -CFLAGS_REMOVE_getrandom.o = $(CC_FLAGS_FTRACE) $(CC_FLAGS_SCS) > -CFLAGS_REMOVE_hwprobe.o = $(CC_FLAGS_FTRACE) $(CC_FLAGS_SCS) > +CFLAGS_REMOVE_VDSO = $(CC_FLAGS_FTRACE) $(CC_FLAGS_SCS) > +CFLAGS_REMOVE_vgettimeofday.o = $(CFLAGS_REMOVE_VDSO) > +CFLAGS_REMOVE_getrandom.o = $(CFLAGS_REMOVE_VDSO) > +CFLAGS_REMOVE_hwprobe.o = $(CFLAGS_REMOVE_VDSO) > > # Force dependency > $(obj)/vdso.o: $(obj)/vdso.so Reviewed-by: Palmer Dabbelt Acked-by: Palmer Dabbelt Also assuming you want to take this with the others.