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Bug#1091858: [PATCH] mips/math-emu: fix emulation of the prefx instruction

From	Salvatore Bonaccorso <carnil@debian.org>
Newsgroups	linux.debian.bugs.dist, linux.debian.kernel
Subject	Bug#1091858: [PATCH] mips/math-emu: fix emulation of the prefx instruction
Date	2025-01-07 08:40 +0100
Message-ID	<K2clY-6mfd-5@gated-at.bofh.it> (permalink)
References	<K0a4V-4NjC-1@gated-at.bofh.it> <K2clY-6mfd-7@gated-at.bofh.it> <K0a4V-4NjC-1@gated-at.bofh.it> <K2clY-6mfd-7@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Cross-posted to 2 groups.

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Hi Mateusz,

On Fri, Jan 03, 2025 at 10:14:47PM +0100, Mateusz Jo??czyk wrote:
> The above patch fixes the issue for me (on 32-bit mipsel), but would need some further testing.
> 
> I wrote:
> 
> > Fixes: 51061b8876a3 ("MIPS: math-emu: Fix prefx detection and COP1X function field definition")
> 
> but I realized this has been broken by
> commit 919af8b96c89 ("MIPS: Make definitions of MIPSInst_FMA_{FUNC,FMTM} consistent with MIPS64 manual")
> in v5.12 which modified the MIPSInst_FMA_FFMT macro without updating the users.

I'm possibly bit confused. 919af8b96c89 ("MIPS: Make definitions of
MIPSInst_FMA_{FUNC,FMTM} consistent with MIPS64 manual") in 5.12-rc1
is not backported to the 6.1.y series. 

What am I missing here?

Regards,
Salvatore

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Bug#1091858: [PATCH] mips/math-emu: fix emulation of the prefx instruction Salvatore Bonaccorso <carnil@debian.org> - 2025-01-07 08:40 +0100
  Bug#1091858: [PATCH] mips/math-emu: fix emulation of the prefx instruction Salvatore Bonaccorso <carnil@debian.org> - 2025-01-07 21:30 +0100

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