From: Glauber Costa <gcosta@redhat.com>
To: kvm-devel@lists.sourceforge.net
Cc: chrisw@sous-sol.org, avi@qumranet.com, Glauber Costa <gcosta@redhat.com>
Subject: [PATCH 2/4] [PATCH] cacheline-align kvmclock structures
Date: Wed, 5 Mar 2008 15:41:30 -0300 [thread overview]
Message-ID: <1204742492-20738-3-git-send-email-gcosta@redhat.com> (raw)
In-Reply-To: <1204742492-20738-2-git-send-email-gcosta@redhat.com>
Align the kvm_vcpu_time array to the size of a cacheline.
Signed-off-by: Glauber Costa <gcosta@redhat.com>
---
arch/x86/kernel/kvmclock.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kernel/kvmclock.c b/arch/x86/kernel/kvmclock.c
index b8da3bf..d82406a 100644
--- a/arch/x86/kernel/kvmclock.c
+++ b/arch/x86/kernel/kvmclock.c
@@ -36,7 +36,7 @@ early_param("no-kvmclock", parse_no_kvmc
struct shared_info shared_info __attribute__((__aligned__(PAGE_SIZE)));
/* The hypervisor will put information about time periodically here */
-static struct kvm_vcpu_time_info hv_clock[NR_CPUS];
+static struct kvm_vcpu_time_info hv_clock[NR_CPUS] __cacheline_aligned;
#define get_clock(cpu, field) hv_clock[cpu].field
static inline u64 kvm_get_delta(u64 last_tsc)
--
1.4.2
-------------------------------------------------------------------------
This SF.net email is sponsored by: Microsoft
Defy all challenges. Microsoft(R) Visual Studio 2008.
http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/
next prev parent reply other threads:[~2008-03-05 18:41 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-05 18:41 [PATCH 0/4] kvmclock fixes Glauber Costa
2008-03-05 18:41 ` [PATCH 1/4] [PATCH] kvmclock: release time_page if msr is rewritten Glauber Costa
2008-03-05 18:41 ` Glauber Costa [this message]
2008-03-05 18:41 ` [PATCH 3/4] [PATCH] kvmclock: allow it to be turned off Glauber Costa
2008-03-05 18:41 ` [PATCH 4/4] [PATCH] cleanup leftovers Glauber Costa
2008-03-06 6:49 ` Avi Kivity
2008-03-06 6:47 ` [PATCH 3/4] [PATCH] kvmclock: allow it to be turned off Avi Kivity
2008-03-06 12:01 ` Glauber Costa
2008-03-06 12:11 ` Avi Kivity
2008-03-06 12:15 ` Glauber Costa
2008-03-06 6:45 ` [PATCH 2/4] [PATCH] cacheline-align kvmclock structures Avi Kivity
2008-03-06 6:42 ` [PATCH 1/4] [PATCH] kvmclock: release time_page if msr is rewritten Avi Kivity
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=1204742492-20738-3-git-send-email-gcosta@redhat.com \
--to=gcosta@redhat.com \
--cc=avi@qumranet.com \
--cc=chrisw@sous-sol.org \
--cc=kvm-devel@lists.sourceforge.net \
/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