From: Conor Dooley <conor@kernel.org>
To: Andy Chiu <andy.chiu@sifive.com>
Cc: "Richard Henderson" <richard.henderson@linaro.org>,
"Vineet Gupta" <vineetg@rivosinc.com>,
"Vincent Chen" <vincent.chen@sifive.com>,
"Florian Weimer" <fweimer@redhat.com>,
"Rich Felker" <dalias@libc.org>,
"Andrew Waterman" <andrew@sifive.com>,
"Palmer Dabbelt" <palmer@rivosinc.com>,
"Kito Cheng" <kito.cheng@sifive.com>,
"Christoph Müllner" <christoph.muellner@vrull.eu>,
davidlt@rivosinc.com, "Arnd Bergmann" <arnd@arndb.de>,
"Björn Töpel" <bjorn@kernel.org>,
"Philipp Tomsich" <philipp.tomsich@vrull.eu>,
"Szabolcs Nagy" <szabolcs.nagy@arm.com>,
"Greentime Hu" <greentime.hu@sifive.com>,
"Aaron Durbin" <adurbin@rivosinc.com>,
"Andrew de los Reyes" <adlr@rivosinc.com>,
linux-riscv <linux-riscv@lists.infradead.org>,
"GNU C Library" <libc-alpha@sourceware.org>
Subject: Re: Adding V-ext regs to signal context w/o expanding kernel struct sigcontext to avoid glibc ABI break
Date: Thu, 22 Dec 2022 23:47:43 +0000 [thread overview]
Message-ID: <Y6Tsn3RZ4tt8k/2m@spud> (raw)
In-Reply-To: <CABgGipVT9L5p623Q2rbjrm=tTwcnjSr178CRKTNs+WMbm7=+-Q@mail.gmail.com>
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On Fri, Dec 23, 2022 at 02:33:26AM +0800, Andy Chiu wrote:
> I wrote a PoC patch for this and it has been pushed into the following git tree:
> https://github.com/sifive/riscv-linux/tree/dev/andyc/for-next-v13
> I tested it on a rv32 QEMU virt machine and the user space can get/set
> Vector registers normally. I haven't tested it on rv64 yet but it
> should be no difference. The patch is not the final version and maybe
> I missed some basic ideas.
> But if everyone agrees with this approach
> then I would like to start formalizing and submit the series.
Between yourself and the Rivos folk, you should probably sort out who is
doing what with the series at the very least, so that you're not both
working on "competing" v13s...
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next prev parent reply other threads:[~2022-12-22 23:49 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1631497278-29829-1-git-send-email-vincent.chen@sifive.com>
[not found] ` <1631497278-29829-3-git-send-email-vincent.chen@sifive.com>
[not found] ` <871r5sd1zq.fsf@oldenburg.str.redhat.com>
[not found] ` <20210913135247.GL13220@brightrain.aerifal.cx>
[not found] ` <CABvJ_xjGZ3S0oAkT08x4DToQFdcUH06omk2OTT1EHDZRJ-2wKg@mail.gmail.com>
[not found] ` <87sfy5ndid.fsf@oldenburg.str.redhat.com>
[not found] ` <CABvJ_xjSREsdemJkCJMGSx+09jrNoSbXCwuxF0zEQmZtHrWMvg@mail.gmail.com>
[not found] ` <d613968f-0fae-1994-3bee-fb10765167c3@rivosinc.com>
2022-12-20 20:05 ` Adding V-ext regs to signal context w/o expanding kernel struct sigcontext to avoid glibc ABI break Vineet Gupta
2022-12-21 15:53 ` Vincent Chen
2022-12-21 19:45 ` Vineet Gupta
2022-12-21 19:52 ` Vineet Gupta
2022-12-22 3:37 ` Vincent Chen
2022-12-22 19:25 ` Vineet Gupta
2022-12-23 2:27 ` Vincent Chen
2022-12-23 19:42 ` Vineet Gupta
2022-12-22 5:32 ` Richard Henderson
2022-12-22 18:33 ` Andy Chiu
2022-12-22 20:27 ` Vineet Gupta
2022-12-28 10:53 ` Andy Chiu
2023-01-03 19:17 ` Vineet Gupta
2023-01-04 16:34 ` Andy Chiu
2023-01-04 20:46 ` Vineet Gupta
2023-01-04 21:29 ` Philipp Tomsich
2023-01-04 21:37 ` Andrew Waterman
2023-01-04 22:43 ` Vineet Gupta
2023-01-09 13:33 ` Kito Cheng
2023-01-09 19:16 ` Vineet Gupta
2023-01-10 13:21 ` Kito Cheng
2023-01-10 18:07 ` Auto-enabling V unit and/or use of elf attributes (was Re: Adding V-ext regs to signal context w/o expanding kernel struct sigcontext to avoid glibc ABI break) Vineet Gupta
2023-01-11 1:22 ` Richard Henderson
2023-01-11 4:28 ` Jeff Law
2023-01-11 4:57 ` Richard Henderson
2023-01-11 5:07 ` Jeff Law
2023-01-11 6:00 ` Andy Chiu
2023-01-11 6:20 ` Jeff Law
2023-01-11 9:28 ` Andy Chiu
2023-01-11 12:13 ` Andy Chiu
2023-01-23 12:17 ` Conor Dooley
2023-01-23 13:29 ` Andy Chiu
2023-01-11 5:05 ` Anup Patel
2023-01-11 5:23 ` Richard Henderson
2022-12-22 22:33 ` Adding V-ext regs to signal context w/o expanding kernel struct sigcontext to avoid glibc ABI break Richard Henderson
2022-12-22 23:47 ` Conor Dooley [this message]
2022-12-22 23:58 ` Vineet Gupta
2022-12-22 20:30 ` Vineet Gupta
2022-12-22 21:38 ` Andrew Waterman
2022-12-22 1:50 ` Vincent Chen
2022-12-22 5:34 ` Richard Henderson
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