From: David Gibson <david@gibson.dropbear.id.au>
To: Alexey Kardashevskiy <aik@ozlabs.ru>
Cc: linuxppc-dev@lists.ozlabs.org, Paul Mackerras <paulus@samba.org>,
Alexander Graf <agraf@suse.com>,
kvm-ppc@vger.kernel.org, kvm@vger.kernel.org
Subject: Re: [PATCH kernel 4/9] KVM: PPC: Use RCU for arch.spapr_tce_tables
Date: Tue, 8 Dec 2015 13:35:55 +1100 [thread overview]
Message-ID: <20151208023555.GJ20139@voom.fritz.box> (raw)
In-Reply-To: <1442314179-9706-5-git-send-email-aik@ozlabs.ru>
[-- Attachment #1: Type: text/plain, Size: 737 bytes --]
On Tue, Sep 15, 2015 at 08:49:34PM +1000, Alexey Kardashevskiy wrote:
> At the moment spapr_tce_tables is not protected against races. This makes
> use of RCU-variants of list helpers. As some bits are executed in real
> mode, this makes use of just introduced list_for_each_entry_rcu_notrace().
>
> This converts release_spapr_tce_table() to a RCU scheduled handler.
>
> Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Looks correct on my limited knowledge of RCU
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 819 bytes --]
next prev parent reply other threads:[~2015-12-08 2:45 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-15 10:49 [PATCH kernel 0/9] KVM: PPC: Add in-kernel multitce handling Alexey Kardashevskiy
2015-09-15 10:49 ` [PATCH kernel 1/9] rcu: Define notrace version of list_for_each_entry_rcu Alexey Kardashevskiy
2015-12-08 2:05 ` David Gibson
2015-09-15 10:49 ` [PATCH kernel 2/9] KVM: PPC: Make real_vmalloc_addr() public Alexey Kardashevskiy
2015-12-08 2:08 ` David Gibson
2015-09-15 10:49 ` [PATCH kernel 3/9] KVM: PPC: Rework H_PUT_TCE/H_GET_TCE handlers Alexey Kardashevskiy
2015-12-08 2:18 ` David Gibson
2015-09-15 10:49 ` [PATCH kernel 4/9] KVM: PPC: Use RCU for arch.spapr_tce_tables Alexey Kardashevskiy
2015-12-08 2:35 ` David Gibson [this message]
2015-09-15 10:49 ` [PATCH kernel 5/9] KVM: PPC: Account TCE-containing pages in locked_vm Alexey Kardashevskiy
2015-11-30 2:06 ` Paul Mackerras
2015-11-30 5:09 ` Alexey Kardashevskiy
2015-12-08 5:18 ` David Gibson
2015-09-15 10:49 ` [PATCH kernel 6/9] KVM: PPC: Replace SPAPR_TCE_SHIFT with IOMMU_PAGE_SHIFT_4K Alexey Kardashevskiy
2015-12-08 5:19 ` David Gibson
2015-09-15 10:49 ` [PATCH kernel 7/9] KVM: PPC: Move reusable bits of H_PUT_TCE handler to helpers Alexey Kardashevskiy
2015-12-08 5:27 ` David Gibson
2015-12-22 7:24 ` Alexey Kardashevskiy
2015-09-15 10:49 ` [PATCH kernel 8/9] KVM: Fix KVM_SMI chapter number Alexey Kardashevskiy
2015-12-08 5:29 ` David Gibson
2015-09-15 10:49 ` [PATCH kernel 9/9] KVM: PPC: Add support for multiple-TCE hcalls Alexey Kardashevskiy
2015-12-08 5:48 ` David Gibson
2015-12-22 7:42 ` Alexey Kardashevskiy
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20151208023555.GJ20139@voom.fritz.box \
--to=david@gibson.dropbear.id.au \
--cc=agraf@suse.com \
--cc=aik@ozlabs.ru \
--cc=kvm-ppc@vger.kernel.org \
--cc=kvm@vger.kernel.org \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=paulus@samba.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).