From: Conor Dooley <conor@kernel.org>
To: Conor Dooley <conor.dooley@microchip.com>, jszhang@kernel.org
Cc: Jisheng Zhang <jszhang@kernel.org>,
Paul Walmsley <paul.walmsley@sifive.com>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>,
Anup Patel <anup@brainfault.org>,
Atish Patra <atishp@atishpatra.org>,
Heiko Stuebner <heiko@sntech.de>,
linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org,
kvm@vger.kernel.org, kvm-riscv@lists.infradead.org,
Guo Ren <guoren@kernel.org>,
Andrew Jones <ajones@ventanamicro.com>
Subject: Re: [PATCH v3 10/13] riscv: alternative: patch alternatives in the vDSO
Date: Thu, 12 Jan 2023 21:55:52 +0000 [thread overview]
Message-ID: <Y8CB6Cy5ZrTMIkFL@spud> (raw)
In-Reply-To: <Y7+7TRv7+V0nKNiZ@wendy>
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On Thu, Jan 12, 2023 at 07:48:29AM +0000, Conor Dooley wrote:
> Hey Jisheng,
>
> On Thu, Jan 12, 2023 at 01:10:24AM +0800, Jisheng Zhang wrote:
> > Make it possible to use alternatives in the vDSO, so that better
> > implementations can be used if possible.
> >
> > Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
> > Reviewed-by: Guo Ren <guoren@kernel.org>
> > Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
>
> FYI, from this patch onwards the rv32 build is broken.
> Should be reproduceable with the in-tree rv32_defconfig.
>
> Unfortunately no logs for you, I've got a CI bug to fix!
Here's the error:
../arch/riscv/kernel/alternative.c:174:21: error: incompatible pointer types passing 'const struct elf64_hdr *' to parameter of type 'const Elf32_Ehdr *' (aka 'const struct elf32_hdr *') [-Werror,-Wincompatible-pointer-types]
alt = find_section(hdr, shdr, ".alternative");
^~~
../arch/riscv/include/asm/module.h:115:60: note: passing argument to parameter 'hdr' here
static inline const Elf_Shdr *find_section(const Elf_Ehdr *hdr,
^
../arch/riscv/kernel/alternative.c:174:26: error: incompatible pointer types passing 'const struct elf64_shdr *' to parameter of type 'const Elf32_Shdr *' (aka 'const struct elf32_shdr *') [-Werror,-Wincompatible-pointer-types]
alt = find_section(hdr, shdr, ".alternative");
^~~~
../arch/riscv/include/asm/module.h:116:25: note: passing argument to parameter 'sechdrs' here
const Elf_Shdr *sechdrs,
^
../arch/riscv/kernel/alternative.c:174:6: error: incompatible pointer types assigning to 'const struct elf64_shdr *' from 'const Elf32_Shdr *' (aka 'const struct elf32_shdr *') [-Werror,-Wincompatible-pointer-types]
alt = find_section(hdr, shdr, ".alternative");
^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
3 errors generated.
Thanks,
Conor.
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next prev parent reply other threads:[~2023-01-12 22:07 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-11 17:10 [PATCH v3 00/13] riscv: improve boot time isa extensions handling Jisheng Zhang
2023-01-11 17:10 ` [PATCH v3 01/13] riscv: fix jal offsets in patched alternatives Jisheng Zhang
2023-01-11 17:56 ` Andrew Jones
2023-01-11 23:31 ` Heiko Stübner
2023-01-12 20:25 ` Conor Dooley
2023-01-11 17:10 ` [PATCH v3 02/13] riscv: move riscv_noncoherent_supported() out of ZICBOM probe Jisheng Zhang
2023-01-11 17:10 ` [PATCH v3 03/13] riscv: cpufeature: detect RISCV_ALTERNATIVES_EARLY_BOOT earlier Jisheng Zhang
2023-01-12 21:11 ` Conor Dooley
2023-01-11 17:10 ` [PATCH v3 04/13] riscv: hwcap: make ISA extension ids can be used in asm Jisheng Zhang
2023-01-12 21:28 ` Conor Dooley
2023-01-15 13:13 ` Jisheng Zhang
2023-01-11 17:10 ` [PATCH v3 05/13] riscv: cpufeature: extend riscv_cpufeature_patch_func to all ISA extensions Jisheng Zhang
2023-01-11 23:29 ` Heiko Stübner
2023-01-12 9:21 ` Andrew Jones
2023-01-13 15:18 ` Conor Dooley
2023-01-14 20:32 ` Conor Dooley
2023-01-18 21:54 ` Conor Dooley
2023-01-19 8:29 ` Andrew Jones
2023-01-19 22:13 ` Conor Dooley
2023-01-15 13:59 ` Jisheng Zhang
2023-01-15 14:19 ` Jisheng Zhang
2023-01-11 17:10 ` [PATCH v3 06/13] riscv: introduce riscv_has_extension_[un]likely() Jisheng Zhang
2023-01-11 17:10 ` [PATCH v3 07/13] riscv: fpu: switch has_fpu() to riscv_has_extension_likely() Jisheng Zhang
2023-01-12 21:58 ` Conor Dooley
2023-01-11 17:10 ` [PATCH v3 08/13] riscv: module: move find_section to module.h Jisheng Zhang
2023-01-11 17:10 ` [PATCH v3 09/13] riscv: switch to relative alternative entries Jisheng Zhang
2023-01-11 18:11 ` Andrew Jones
2023-01-12 21:49 ` Conor Dooley
2023-01-11 17:10 ` [PATCH v3 10/13] riscv: alternative: patch alternatives in the vDSO Jisheng Zhang
2023-01-11 23:55 ` kernel test robot
2023-01-12 7:48 ` Conor Dooley
2023-01-12 21:55 ` Conor Dooley [this message]
2023-01-11 17:10 ` [PATCH v3 11/13] riscv: cpu_relax: switch to riscv_has_extension_likely() Jisheng Zhang
2023-01-12 21:59 ` Conor Dooley
2023-01-11 17:10 ` [PATCH v3 12/13] riscv: KVM: Switch has_svinval() to riscv_has_extension_unlikely() Jisheng Zhang
2023-01-11 17:10 ` [PATCH v3 13/13] riscv: remove riscv_isa_ext_keys[] array and related usage Jisheng Zhang
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