From: Peter Zijlstra <peterz@infradead.org>
To: Nadav Amit <namit@vmware.com>
Cc: Christoph Hellwig <hch@infradead.org>,
Thomas Gleixner <tglx@linutronix.de>,
LKML <linux-kernel@vger.kernel.org>,
Andy Lutomirski <luto@kernel.org>,
Dave Hansen <dave.hansen@linux.intel.com>,
Rik van Riel <riel@surriel.com>,
Josh Poimboeuf <jpoimboe@redhat.com>
Subject: Re: [PATCH v5 1/8] smp: Run functions concurrently in smp_call_function_many_cond()
Date: Thu, 18 Feb 2021 12:12:28 +0100 [thread overview]
Message-ID: <20210218111228.GG4348@worktop.programming.kicks-ass.net> (raw)
In-Reply-To: <ACE814E2-5986-44AE-920C-1EA241D2E12D@vmware.com>
On Thu, Feb 18, 2021 at 09:36:09AM +0000, Nadav Amit wrote:
> I prefer to export on_each_cpu_cond_mask() and instead turn the users
> (on_each_cpu(), on_each_cpu_mask() and on_each_cpu_cond()) into inline
> functions in smp.h.
That makes it impossible (barring LTO) for the compiler to do constant
propagation on the cond and mask thingies.
next prev parent reply other threads:[~2021-02-18 13:01 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-09 22:16 [PATCH v5 0/8] x86/tlb: Concurrent TLB flushes Nadav Amit
2021-02-09 22:16 ` Nadav Amit
2021-02-09 22:16 ` [PATCH v5 1/8] smp: Run functions concurrently in smp_call_function_many_cond() Nadav Amit
2021-02-16 12:04 ` Peter Zijlstra
2021-02-16 18:49 ` Nadav Amit
2021-02-16 12:06 ` Peter Zijlstra
2021-02-16 16:32 ` Peter Zijlstra
2021-02-16 18:53 ` Nadav Amit
2021-02-16 18:59 ` Peter Zijlstra
2021-02-16 19:04 ` Nadav Amit
2021-02-17 1:02 ` Nadav Amit
2021-02-18 12:55 ` Peter Zijlstra
2021-02-18 8:09 ` Christoph Hellwig
2021-02-18 9:36 ` Nadav Amit
2021-02-18 11:12 ` Peter Zijlstra [this message]
2021-02-09 22:16 ` [PATCH v5 2/8] x86/mm/tlb: Unify flush_tlb_func_local() and flush_tlb_func_remote() Nadav Amit
2021-02-09 22:16 ` [PATCH v5 3/8] x86/mm/tlb: Open-code on_each_cpu_cond_mask() for tlb_is_not_lazy() Nadav Amit
2021-02-18 8:16 ` Christoph Hellwig
2021-02-18 8:24 ` Nadav Amit
2021-02-18 8:28 ` Christoph Hellwig
2021-02-09 22:16 ` [PATCH v5 4/8] x86/mm/tlb: Flush remote and local TLBs concurrently Nadav Amit
2021-02-09 22:16 ` Nadav Amit
2021-02-16 12:10 ` Peter Zijlstra
2021-02-16 12:10 ` Peter Zijlstra
2021-02-16 19:17 ` Nadav Amit
2021-02-16 19:17 ` Nadav Amit
2021-02-18 8:14 ` Christoph Hellwig
2021-02-18 8:14 ` Christoph Hellwig
2021-02-09 22:16 ` [PATCH v5 5/8] x86/mm/tlb: Privatize cpu_tlbstate Nadav Amit
2021-02-09 22:16 ` [PATCH v5 6/8] x86/mm/tlb: Do not make is_lazy dirty for no reason Nadav Amit
2021-02-09 22:16 ` [PATCH v5 7/8] cpumask: Mark functions as pure Nadav Amit
2021-02-16 12:14 ` Peter Zijlstra
2021-02-09 22:16 ` [PATCH v5 8/8] x86/mm/tlb: Remove unnecessary uses of the inline keyword Nadav Amit
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