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Message-Id: <20250812-vdso-absolute-reloc-v4-15-61a8b615e5ec@linutronix.de> Date: Tue, 12 Aug 2025 07:44:28 +0200 From: Thomas Weißschuh <thomas.weissschuh@...utronix.de> To: Paul Walmsley <paul.walmsley@...ive.com>, Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>, Alexandre Ghiti <alex@...ti.fr>, Nathan Chancellor <nathan@...nel.org>, Nick Desaulniers <nick.desaulniers+lkml@...il.com>, Bill Wendling <morbo@...gle.com>, Justin Stitt <justinstitt@...gle.com>, Andy Lutomirski <luto@...nel.org>, Thomas Gleixner <tglx@...utronix.de>, Vincenzo Frascino <vincenzo.frascino@....com>, Kees Cook <kees@...nel.org>, Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>, Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org, "H. Peter Anvin" <hpa@...or.com>, Richard Weinberger <richard@....at>, Anton Ivanov <anton.ivanov@...bridgegreys.com>, Johannes Berg <johannes@...solutions.net>, Russell King <linux@...linux.org.uk>, Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>, Madhavan Srinivasan <maddy@...ux.ibm.com>, Michael Ellerman <mpe@...erman.id.au>, Nicholas Piggin <npiggin@...il.com>, Christophe Leroy <christophe.leroy@...roup.eu>, Huacai Chen <chenhuacai@...nel.org>, WANG Xuerui <kernel@...0n.name>, Heiko Carstens <hca@...ux.ibm.com>, Vasily Gorbik <gor@...ux.ibm.com>, Alexander Gordeev <agordeev@...ux.ibm.com>, Christian Borntraeger <borntraeger@...ux.ibm.com>, Sven Schnelle <svens@...ux.ibm.com>, Thomas Bogendoerfer <tsbogend@...ha.franken.de>, Miguel Ojeda <ojeda@...nel.org>, Alex Gaynor <alex.gaynor@...il.com>, Boqun Feng <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>, Björn Roy Baron <bjorn3_gh@...tonmail.com>, Benno Lossin <lossin@...nel.org>, Andreas Hindborg <a.hindborg@...nel.org>, Alice Ryhl <aliceryhl@...gle.com>, Trevor Gross <tmgross@...ch.edu>, Danilo Krummrich <dakr@...nel.org>, Nicolas Schier <nicolas.schier@...ux.dev> Cc: linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org, llvm@...ts.linux.dev, linux-mm@...ck.org, linux-um@...ts.infradead.org, linux-arm-kernel@...ts.infradead.org, linuxppc-dev@...ts.ozlabs.org, loongarch@...ts.linux.dev, linux-s390@...r.kernel.org, linux-mips@...r.kernel.org, rust-for-linux@...r.kernel.org, linux-kbuild@...r.kernel.org, Jan Stancek <jstancek@...hat.com>, Arnaldo Carvalho de Melo <acme@...hat.com>, Alexandre Ghiti <alexghiti@...osinc.com>, Thomas Weißschuh <thomas.weissschuh@...utronix.de> Subject: [PATCH v4 15/24] powerpc/elf: Add 32-bit REL16 relocation definitions These are used by userspace and are necessary for the vdsocheck tool. They share the numbers with their 64-bit variants. Also update the copy in tools/ so they can be used by vdsocheck. Signed-off-by: Thomas Weißschuh <thomas.weissschuh@...utronix.de> --- include/uapi/linux/elf-r.h | 7 ++++++- tools/include/uapi/linux/elf-r.h | 7 ++++++- 2 files changed, 12 insertions(+), 2 deletions(-) diff --git a/include/uapi/linux/elf-r.h b/include/uapi/linux/elf-r.h index 78085d26f4ab27a003fde65c8e981f575f411758..e750989e44e8f517d7dacf9d3a338af7a136e40f 100644 --- a/include/uapi/linux/elf-r.h +++ b/include/uapi/linux/elf-r.h @@ -182,8 +182,13 @@ #define R_PPC_GOT_DTPREL16_HI 93 /* half16* (sym+add)@got@...rel@h */ #define R_PPC_GOT_DTPREL16_HA 94 /* half16* (sym+add)@got@...rel@ha */ +#define R_PPC_REL16 249 +#define R_PPC_REL16_LO 250 +#define R_PPC_REL16_HI 251 +#define R_PPC_REL16_HA 252 + /* keep this the last entry. */ -#define R_PPC_NUM 95 +#define R_PPC_NUM 253 /* PowerPC64 relocations defined by the ABIs */ #define R_PPC64_NONE R_PPC_NONE diff --git a/tools/include/uapi/linux/elf-r.h b/tools/include/uapi/linux/elf-r.h index 78085d26f4ab27a003fde65c8e981f575f411758..e750989e44e8f517d7dacf9d3a338af7a136e40f 100644 --- a/tools/include/uapi/linux/elf-r.h +++ b/tools/include/uapi/linux/elf-r.h @@ -182,8 +182,13 @@ #define R_PPC_GOT_DTPREL16_HI 93 /* half16* (sym+add)@got@...rel@h */ #define R_PPC_GOT_DTPREL16_HA 94 /* half16* (sym+add)@got@...rel@ha */ +#define R_PPC_REL16 249 +#define R_PPC_REL16_LO 250 +#define R_PPC_REL16_HI 251 +#define R_PPC_REL16_HA 252 + /* keep this the last entry. */ -#define R_PPC_NUM 95 +#define R_PPC_NUM 253 /* PowerPC64 relocations defined by the ABIs */ #define R_PPC64_NONE R_PPC_NONE -- 2.50.1
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