From: Paolo Bonzini <pbonzini@redhat.com>
To: "Sergey Fedorov" <serge.fdrv@gmail.com>,
"Alex Bennée" <alex.bennee@linaro.org>,
mttcg@greensocs.com, qemu-devel@nongnu.org,
fred.konrad@greensocs.com, a.rigo@virtualopensystems.com,
cota@braap.org, bobby.prani@gmail.com
Cc: peter.maydell@linaro.org, jan.kiszka@siemens.com,
mark.burton@greensocs.com, claudio.fontana@huawei.com,
rth@twiddle.net
Subject: Re: [Qemu-devel] [RFC 0/7] Safe watch and breakpoint manipulation
Date: Mon, 20 Jun 2016 16:25:49 +0200 [thread overview]
Message-ID: <d485d1b7-de5f-251d-fec4-47c5195b180d@redhat.com> (raw)
In-Reply-To: <5767F5CA.2020200@gmail.com>
On 20/06/2016 15:55, Sergey Fedorov wrote:
>> > I'm not sure why you say that arrays are more amenable than QTAILQ
>> > (though indeed include/qemu/rcu_queue.h only includes QLIST for now),
>> > but I feel bad asking you to redo all the work...
> Is there any realistic way to manage *doubly* linked lists in RCU?
Linux does that fine with circular linked list, but off the top of my
head I cannot think of any reason why QTAILQ would not work.
Paolo
next prev parent reply other threads:[~2016-06-20 14:26 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-17 16:33 [Qemu-devel] [RFC 0/7] Safe watch and breakpoint manipulation Alex Bennée
2016-06-17 16:33 ` [Qemu-devel] [RFC 1/7] cpu: move break/watchpoints into arrays Alex Bennée
2016-06-17 17:03 ` Paolo Bonzini
2016-06-17 16:33 ` [Qemu-devel] [RFC 2/7] exec: keep CPUWatchpoint references internal Alex Bennée
2016-06-17 17:17 ` Paolo Bonzini
2016-06-17 16:33 ` [Qemu-devel] [RFC 3/7] exec: keep CPUBreakpoint " Alex Bennée
2016-06-17 16:33 ` [Qemu-devel] [RFC 4/7] break/watchpoints: store inside array Alex Bennée
2016-06-17 17:15 ` Paolo Bonzini
2016-06-17 16:33 ` [Qemu-devel] [RFC 5/7] breakpoints: put breakpoints under RCU control Alex Bennée
2016-06-17 16:59 ` Paolo Bonzini
2016-06-17 16:33 ` [Qemu-devel] [RFC 6/7] linux-user: don't clone watchpoints Alex Bennée
2016-06-17 17:18 ` Paolo Bonzini
2016-06-17 16:33 ` [Qemu-devel] [RFC 7/7] watchpoints: put watchpoints under RCU control Alex Bennée
2016-06-17 17:10 ` Paolo Bonzini
2016-06-17 17:01 ` [Qemu-devel] [RFC 0/7] Safe watch and breakpoint manipulation Paolo Bonzini
2016-06-20 13:55 ` Sergey Fedorov
2016-06-20 14:25 ` Paolo Bonzini [this message]
2016-06-20 15:23 ` Sergey Fedorov
2016-06-20 15:49 ` Sergey Fedorov
2016-06-20 16:08 ` Paolo Bonzini
2016-06-20 16:27 ` Alex Bennée
2016-06-20 18:16 ` Sergey Fedorov
2016-06-20 18:19 ` Sergey Fedorov
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