From: Matthew Wilcox <willy@infradead.org>
To: Nadav Amit <nadav.amit@gmail.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Hugh Dickins <hughd@google.com>,
Andy Lutomirski <luto@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
Nadav Amit <namit@vmware.com>,
Sean Christopherson <seanjc@google.com>,
Andrew Morton <akpm@linux-foundation.org>,
x86@kernel.org
Subject: Re: [RFC 0/6] x86: prefetch_page() vDSO call
Date: Thu, 25 Feb 2021 12:16:45 +0000 [thread overview]
Message-ID: <20210225121645.GZ2858050@casper.infradead.org> (raw)
In-Reply-To: <20210225072910.2811795-1-namit@vmware.com>
On Wed, Feb 24, 2021 at 11:29:04PM -0800, Nadav Amit wrote:
> Just as applications can use prefetch instructions to overlap
> computations and memory accesses, applications may want to overlap the
> page-faults and compute or overlap the I/O accesses that are required
> for page-faults of different pages.
Isn't this madvise(MADV_WILLNEED)?
next prev parent reply other threads:[~2021-02-25 12:17 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-25 7:29 Nadav Amit
2021-02-25 7:29 ` [RFC 1/6] vdso/extable: fix calculation of base Nadav Amit
2021-02-25 21:16 ` Sean Christopherson
2021-02-26 17:24 ` Nadav Amit
2021-02-26 17:47 ` Sean Christopherson
2021-02-28 9:20 ` Nadav Amit
2021-02-25 7:29 ` [RFC 2/6] x86/vdso: add mask and flags to extable Nadav Amit
2021-02-25 7:29 ` [RFC 3/6] x86/vdso: introduce page_prefetch() Nadav Amit
2021-02-25 7:29 ` [RFC 4/6] mm/swap_state: respect FAULT_FLAG_RETRY_NOWAIT Nadav Amit
2021-02-25 7:29 ` [RFC 5/6] mm: use lightweight reclaim on FAULT_FLAG_RETRY_NOWAIT Nadav Amit
2021-02-25 7:29 ` [PATCH 6/6] testing/selftest: test vDSO prefetch_page() Nadav Amit
2021-02-25 8:40 ` [RFC 0/6] x86: prefetch_page() vDSO call Peter Zijlstra
2021-02-25 8:52 ` Nadav Amit
2021-02-25 9:32 ` Nadav Amit
2021-02-25 9:55 ` Peter Zijlstra
2021-02-25 12:16 ` Matthew Wilcox [this message]
2021-02-25 16:56 ` Nadav Amit
2021-02-25 17:32 ` Matthew Wilcox
2021-02-25 17:53 ` Nadav Amit
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