From: James Hogan <james.hogan@imgtec.com>
To: Palmer Dabbelt <palmer@dabbelt.com>
Cc: peterz@infradead.org, mingo@redhat.com, mcgrof@kernel.org,
viro@zeniv.linux.org.uk, sfr@canb.auug.org.au,
nicolas.dichtel@6wind.com, rmk+kernel@armlinux.org.uk,
msalter@redhat.com, tklauser@distanz.ch, will.deacon@arm.com,
paul.gortmaker@windriver.com, linux@roeck-us.net,
linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org,
albert@sifive.com
Subject: Re: [PATCH 9/9] RISC-V: Build Infastructure
Date: Wed, 28 Jun 2017 22:25:00 +0100 [thread overview]
Message-ID: <20170628212500.GN6973@jhogan-linux.le.imgtec.org> (raw)
In-Reply-To: <20170628185538.1804-10-palmer@dabbelt.com>
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Hi Palmer,
On Wed, Jun 28, 2017 at 11:55:38AM -0700, Palmer Dabbelt wrote:
> + select SYSRISCV_ATOMIC if !ISA_A
...
> +config SYSRISCV_ATOMIC
> + bool "Include support for atomic operation syscalls"
> + default !ISA_A
> + help
> + If atomic memory instructions are present, i.e.,
> + CONFIG_ISA_A, this includes support for the syscall that
> + provides atomic accesses. This is only useful to run
> + binaries that require atomic access but were compiled with
> + -mno-atomic.
> +
> + If CONFIG_ISA_A is unset, this option is mandatory.
> +
> + If you don't know what to do here, say N.
Can this be removed now that you mentioned the atomics syscall being
mandatory? I can't find any other references to it.
Cheers
James
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next prev parent reply other threads:[~2017-06-28 21:25 UTC|newest]
Thread overview: 182+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20170523004107.536-1-palmer@dabbelt.com>
2017-06-06 22:59 ` RISC-V Linux Port v2 Palmer Dabbelt
2017-06-06 22:59 ` Palmer Dabbelt
2017-06-06 22:59 ` [PATCH 01/17] drivers: support PCIe in RISCV Palmer Dabbelt
2017-06-07 7:17 ` Geert Uytterhoeven
2017-06-07 14:25 ` Christoph Hellwig
2017-06-07 14:25 ` Christoph Hellwig
[not found] ` <CAMgXwTjXZ5dsxmJ2FyWhCRWo-3nyvKUDfhfV0nNC+oakF=AEsA@mail.gmail.com>
2017-06-07 17:40 ` Olof Johansson
2017-06-07 17:40 ` Olof Johansson
2017-06-23 21:47 ` [patches] " Palmer Dabbelt
2017-06-06 22:59 ` [PATCH 02/17] pcie-xilinx: add missing 5th legacy interrupt Palmer Dabbelt
2017-06-06 22:59 ` Palmer Dabbelt
2017-06-07 7:18 ` Geert Uytterhoeven
2017-06-07 9:24 ` Marc Zyngier
2017-06-07 19:03 ` Wesley Terpstra
2017-06-06 22:59 ` Palmer Dabbelt
2017-06-06 22:59 ` [PATCH 03/17] base: fix order of OF initialization Palmer Dabbelt
2017-06-06 22:59 ` Palmer Dabbelt
2017-06-07 7:07 ` Geert Uytterhoeven
2017-06-07 7:07 ` Geert Uytterhoeven
[not found] ` <CAMuHMdXWH5fU8YKfR37D5SMi1GpSk75Bq-OcYmm5ZuHe+XK0PQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-06-07 9:35 ` Mark Rutland
2017-06-07 9:35 ` Mark Rutland
2017-06-07 18:39 ` Wesley Terpstra
2017-06-07 18:39 ` Wesley Terpstra
2017-06-07 21:10 ` Benjamin Herrenschmidt
2017-06-08 3:49 ` Frank Rowand
2017-06-08 9:05 ` Mark Rutland
2017-06-08 9:05 ` Mark Rutland
2017-06-09 0:37 ` Frank Rowand
2017-06-06 22:59 ` [PATCH 04/17] Documentation: atomic_ops.txt is core-api/atomic_ops.rst Palmer Dabbelt
2017-06-06 22:59 ` Palmer Dabbelt
2017-06-07 7:19 ` Geert Uytterhoeven
2017-06-07 7:19 ` Geert Uytterhoeven
2017-06-07 9:20 ` Will Deacon
2017-06-06 22:59 ` [PATCH 05/17] MAINTAINERS: Add RISC-V Palmer Dabbelt
2017-06-06 22:59 ` Palmer Dabbelt
2017-06-06 22:59 ` [PATCH 06/17] pci: Add generic pcibios_{fixup_bus,align_resource} Palmer Dabbelt
2017-06-06 22:59 ` Palmer Dabbelt
2017-06-07 7:19 ` Geert Uytterhoeven
2017-06-07 8:01 ` Arnd Bergmann
2017-06-07 8:01 ` Arnd Bergmann
2017-06-24 2:01 ` Palmer Dabbelt
2017-06-24 2:01 ` Palmer Dabbelt
2017-06-08 8:12 ` Christoph Hellwig
2017-06-08 8:35 ` Arnd Bergmann
2017-06-08 8:35 ` Arnd Bergmann
2017-06-24 2:01 ` Palmer Dabbelt
2017-06-06 22:59 ` [PATCH 07/17] lib: Add shared copies of some GCC library routines Palmer Dabbelt
2017-06-06 22:59 ` Palmer Dabbelt
2017-06-06 22:59 ` Palmer Dabbelt
2017-06-06 22:59 ` [PATCH 08/17] dts: include documentation for the RISC-V interrupt controllers Palmer Dabbelt
2017-06-06 22:59 ` Palmer Dabbelt
2017-06-07 7:11 ` Geert Uytterhoeven
2017-06-07 10:13 ` Mark Rutland
2017-06-07 18:57 ` Wesley Terpstra
2017-06-07 18:57 ` Wesley Terpstra
2017-06-07 19:57 ` Rob Herring
2017-06-07 20:31 ` Wesley Terpstra
2017-06-08 10:52 ` Mark Rutland
2017-06-09 21:46 ` Wesley Terpstra
2017-06-09 21:46 ` Wesley Terpstra
2017-06-09 21:58 ` Wesley Terpstra
2017-06-19 14:30 ` Mark Rutland
2017-06-19 14:30 ` Mark Rutland
2017-06-07 22:27 ` Luis R. Rodriguez
2017-06-06 22:59 ` Palmer Dabbelt
2017-06-06 22:59 ` [PATCH 09/17] clocksource/timer-riscv: New RISC-V Clocksource Palmer Dabbelt
2017-06-07 7:12 ` Geert Uytterhoeven
2017-06-07 7:25 ` Arnd Bergmann
2017-06-23 23:24 ` Palmer Dabbelt
2017-06-23 23:24 ` Palmer Dabbelt
2017-06-07 9:43 ` Marc Zyngier
2017-06-24 2:02 ` Palmer Dabbelt
2017-06-24 2:02 ` Palmer Dabbelt
2017-06-06 23:00 ` [PATCH 10/17] irqchip: New RISC-V PLIC Driver Palmer Dabbelt
2017-06-06 23:00 ` Palmer Dabbelt
2017-06-06 23:00 ` Palmer Dabbelt
2017-06-07 7:13 ` Geert Uytterhoeven
2017-06-07 7:55 ` Arnd Bergmann
2017-06-24 0:45 ` Palmer Dabbelt
2017-06-07 10:52 ` Marc Zyngier
2017-06-09 13:47 ` Will Deacon
2017-06-27 1:09 ` Palmer Dabbelt
2017-06-25 20:49 ` Palmer Dabbelt
2017-06-06 23:00 ` [PATCH 11/17] irqchip: RISC-V Local Interrupt Controller Driver Palmer Dabbelt
2017-06-07 7:14 ` Geert Uytterhoeven
2017-06-06 23:00 ` [PATCH 12/17] tty: New RISC-V SBI Console Driver Palmer Dabbelt
2017-06-06 23:00 ` Palmer Dabbelt
2017-06-06 23:00 ` Palmer Dabbelt
2017-06-07 7:15 ` Geert Uytterhoeven
2017-06-07 7:58 ` Arnd Bergmann
2017-06-24 0:45 ` Palmer Dabbelt
2017-06-24 0:45 ` Palmer Dabbelt
2017-06-06 23:00 ` [PATCH 13/17] RISC-V: Add include subdirectory Palmer Dabbelt
2017-06-07 8:12 ` Arnd Bergmann
2017-06-24 2:01 ` Palmer Dabbelt
2017-06-24 2:01 ` Palmer Dabbelt
2017-06-24 15:42 ` Benjamin Herrenschmidt
2017-06-24 21:32 ` [patches] " Palmer Dabbelt
2017-06-25 3:01 ` Benjamin Herrenschmidt
2017-06-07 11:54 ` Peter Zijlstra
2017-06-07 12:25 ` Peter Zijlstra
2017-06-07 12:25 ` Peter Zijlstra
2017-06-07 12:06 ` Peter Zijlstra
2017-06-07 12:18 ` Peter Zijlstra
2017-06-07 12:18 ` Peter Zijlstra
2017-06-07 12:36 ` Peter Zijlstra
2017-06-07 12:36 ` Peter Zijlstra
2017-06-07 12:58 ` Peter Zijlstra
2017-06-07 13:16 ` Will Deacon
2017-06-07 13:16 ` Will Deacon
2017-06-26 20:07 ` Palmer Dabbelt
2017-06-27 0:07 ` Daniel Lustig
2017-06-27 8:48 ` Will Deacon
2017-06-27 8:48 ` Will Deacon
2017-06-07 16:35 ` Peter Zijlstra
2017-06-07 16:35 ` Peter Zijlstra
2017-06-26 20:07 ` Palmer Dabbelt
2017-06-07 12:42 ` Peter Zijlstra
2017-06-07 13:17 ` Peter Zijlstra
2017-06-09 8:16 ` Peter Zijlstra
2017-06-26 20:07 ` Palmer Dabbelt
2017-06-06 23:00 ` [PATCH 14/17] RISC-V: lib files Palmer Dabbelt
2017-06-06 23:00 ` Palmer Dabbelt
2017-06-06 23:00 ` [PATCH 15/17] RISC-V: Add mm subdirectory Palmer Dabbelt
2017-06-06 23:00 ` [PATCH 16/17] RISC-V: Add kernel subdirectory Palmer Dabbelt
2017-06-06 23:00 ` Palmer Dabbelt
2017-06-06 23:00 ` [PATCH 17/17] RISC-V: Makefile and Kconfig Palmer Dabbelt
2017-06-06 23:00 ` Palmer Dabbelt
2017-06-07 9:23 ` RISC-V Linux Port v2 Will Deacon
2017-06-07 21:54 ` Palmer Dabbelt
2017-06-07 21:54 ` Palmer Dabbelt
2017-06-08 10:26 ` Will Deacon
2017-06-08 18:16 ` Palmer Dabbelt
2017-06-28 18:55 ` RISC-V Linux Port v3 Palmer Dabbelt
2017-06-28 18:55 ` [PATCH 1/9] RISC-V: Init and Halt Code Palmer Dabbelt
2017-06-29 9:44 ` Geert Uytterhoeven
2017-06-29 9:44 ` Geert Uytterhoeven
2017-06-29 22:52 ` Palmer Dabbelt
2017-06-28 18:55 ` Palmer Dabbelt
2017-06-28 18:55 ` [PATCH 2/9] RISC-V: Atomic and Locking Code Palmer Dabbelt
2017-06-28 18:55 ` Palmer Dabbelt
2017-06-28 18:55 ` [PATCH 3/9] RISC-V: Generic library routines and assembly Palmer Dabbelt
2017-06-28 18:55 ` [PATCH 4/9] RISC-V: ELF and module implementation Palmer Dabbelt
2017-06-28 18:55 ` Palmer Dabbelt
2017-06-28 18:55 ` [PATCH 5/9] RISC-V: Task implementation Palmer Dabbelt
2017-06-28 18:55 ` Palmer Dabbelt
2017-06-28 23:32 ` James Hogan
2017-06-29 22:52 ` Palmer Dabbelt
2017-06-29 8:22 ` Tobias Klauser
2017-06-29 22:52 ` Palmer Dabbelt
2017-06-28 18:55 ` [PATCH 6/9] RISC-V: Device, timer, IRQs, and the SBI Palmer Dabbelt
2017-06-29 8:39 ` Tobias Klauser
2017-06-29 22:52 ` Palmer Dabbelt
2017-06-29 22:52 ` Palmer Dabbelt
2017-06-30 7:57 ` Tobias Klauser
2017-06-28 18:55 ` [PATCH 7/9] RISC-V: Paging and MMU Palmer Dabbelt
2017-06-28 18:55 ` Palmer Dabbelt
2017-06-28 23:09 ` James Hogan
2017-06-29 22:11 ` Palmer Dabbelt
2017-06-28 18:55 ` Palmer Dabbelt
2017-06-28 18:55 ` [PATCH 8/9] RISC-V: User-facing API Palmer Dabbelt
2017-06-28 21:49 ` Thomas Gleixner
2017-06-28 21:52 ` Thomas Gleixner
2017-06-29 17:22 ` Palmer Dabbelt
2017-06-28 22:42 ` James Hogan
2017-06-29 21:42 ` Palmer Dabbelt
2017-07-03 23:06 ` James Hogan
2017-07-05 16:49 ` Palmer Dabbelt
2017-06-28 18:55 ` [PATCH 9/9] RISC-V: Build Infastructure Palmer Dabbelt
2017-06-28 18:55 ` Palmer Dabbelt
2017-06-28 21:05 ` Karsten Merker
2017-06-28 21:13 ` Palmer Dabbelt
2017-06-28 21:25 ` James Hogan [this message]
2017-06-29 16:29 ` Palmer Dabbelt
2017-06-28 22:54 ` James Hogan
2017-06-29 22:11 ` Palmer Dabbelt
2017-06-29 22:11 ` Palmer Dabbelt
2017-06-07 7:29 ` RISC-V Linux Port v2 David Howells
2017-06-07 21:54 ` Palmer Dabbelt
2017-06-07 21:54 ` Palmer Dabbelt
2017-07-04 19:50 RISC-V Linux Port v4 Palmer Dabbelt
2017-07-04 19:51 ` [PATCH 9/9] RISC-V: Build Infastructure Palmer Dabbelt
2017-07-04 19:51 ` Palmer Dabbelt
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