From: Frederic Weisbecker <frederic@kernel.org>
To: Nicholas Piggin <npiggin@gmail.com>
Cc: Arnd Bergmann <arnd@arndb.de>,
linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org,
Vineet Gupta <vgupta@kernel.org>,
linux-snps-arc@lists.infradead.org,
Brian Cain <bcain@quicinc.com>,
linux-hexagon@vger.kernel.org,
Huacai Chen <chenhuacai@kernel.org>,
loongarch@lists.linux.dev,
Geert Uytterhoeven <geert@linux-m68k.org>,
linux-m68k@lists.linux-m68k.org, Michal Simek <monstr@monstr.eu>,
Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
linux-mips@vger.kernel.org, Dinh Nguyen <dinguyen@kernel.org>,
Jonas Bonn <jonas@southpole.se>,
Stefan Kristiansson <stefan.kristiansson@saunalahti.fi>,
Stafford Horne <shorne@gmail.com>,
linux-openrisc@vger.kernel.org,
"James E.J. Bottomley" <James.Bottomley@hansenpartnership.com>,
Helge Deller <deller@gmx.de>,
linux-parisc@vger.kernel.o
Subject: Re: [PATCH] Remove HAVE_VIRT_CPU_ACCOUNTING_GEN option
Date: Wed, 3 May 2023 13:06:44 +0200 [thread overview]
Message-ID: <ZFJARBDqWPLSy7Ge@localhost.localdomain> (raw)
In-Reply-To: <20230429063348.125544-1-npiggin@gmail.com>
Le Sat, Apr 29, 2023 at 04:33:48PM +1000, Nicholas Piggin a écrit :
> This option was created in commit 554b0004d0ec4 ("vtime: Add
> HAVE_VIRT_CPU_ACCOUNTING_GEN Kconfig") for architectures to indicate
> they support the 64-bit cputime_t required for VIRT_CPU_ACCOUNTING_GEN.
>
> The cputime_t type has since been removed, so this doesn't have any
> meaning. Remove it.
Well, cputime_t has disappeared but not the u64 type used
for task/cpu time accounting.
But now we have the vtime seqcount. Though we already had it
when we introduced that Kconfig switch so I can't remember why
this was necessary :-(
It _looks_ OK but I might be missing something...
Thanks.
prev parent reply other threads:[~2023-05-03 11:06 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-29 6:33 [PATCH] Remove HAVE_VIRT_CPU_ACCOUNTING_GEN option Nicholas Piggin
2023-04-29 20:14 ` Palmer Dabbelt
2023-05-02 14:24 ` Nicholas Piggin
2023-05-03 11:06 ` Frederic Weisbecker [this message]
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