From: Rasmus Villemoes <linux@rasmusvillemoes.dk>
To: Rusty Russell <rusty@rustcorp.com.au>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Oleg Nesterov <oleg@redhat.com>,
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/5] kernel/cpu.c: eliminate some indirection
Date: Mon, 28 Sep 2015 08:21:22 +0200 [thread overview]
Message-ID: <87si5zf4il.fsf@rasmusvillemoes.dk> (raw)
In-Reply-To: <87twqgpe4y.fsf@rustcorp.com.au> (Rusty Russell's message of "Sun, 27 Sep 2015 16:01:09 +0930")
On Sun, Sep 27 2015, Rusty Russell <rusty@rustcorp.com.au> wrote:
> But to be clear, it has outlived its usefulness, but it was not useless.
>
> In particular, there used to be a debug config where 'struct cpumask'
> wasn't defined, so we could catch people declaring 'struct cpumask' on
> the stack (or passing by value).
>
> There was a plan to remove CONFIG_NR_CPUS (ie. having no compile-time
> cpu limit), but it seemed overkill and was abandoned. But avoiding
> 'struct cpumask' (not struct cpumask *) in the core wherever possible
> was a step towards it.
>
> Hope that clarifies,
It does, thanks! Should some of that be edited into one of the
changelogs?
Rasmus
next prev parent reply other threads:[~2015-09-28 6:21 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-25 18:22 [PATCH 0/5] kernel/cpu.c: eliminate some indirection Rasmus Villemoes
2015-09-25 18:22 ` [PATCH 1/5] kernel/cpu.c: change type of cpu_possible_bits and friends Rasmus Villemoes
2015-09-25 18:22 ` [PATCH 2/5] kernel/cpu.c: export __cpu_*_mask Rasmus Villemoes
2015-09-25 18:22 ` [PATCH 3/5] drivers/base/cpu.c: use __cpu_*_mask directly Rasmus Villemoes
2015-10-04 19:09 ` Greg Kroah-Hartman
2015-09-25 18:22 ` [PATCH 4/5] kernel/cpu.c: eliminate cpu_*_mask Rasmus Villemoes
2015-09-28 6:02 ` kbuild test robot
2015-09-28 6:39 ` Rasmus Villemoes
2015-09-25 18:22 ` [PATCH 5/5] kernel/cpu.c: make set_cpu_* static inlines Rasmus Villemoes
2015-09-27 6:31 ` [PATCH 0/5] kernel/cpu.c: eliminate some indirection Rusty Russell
2015-09-28 6:21 ` Rasmus Villemoes [this message]
2015-09-28 21:44 ` Rusty Russell
-- strict thread matches above, loose matches on Subject: below --
2015-05-06 22:52 Rasmus Villemoes
2015-06-11 9:31 ` Rasmus Villemoes
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