From: Peter Zijlstra <peterz@infradead.org>
To: Mel Gorman <mgorman@suse.de>
Cc: Ingo Molnar <mingo@kernel.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Alex Shi <alex.shi@linaro.org>,
Thomas Gleixner <tglx@linutronix.de>,
Andrew Morton <akpm@linux-foundation.org>,
Fengguang Wu <fengguang.wu@intel.com>,
H Peter Anvin <hpa@zytor.com>, Linux-X86 <x86@kernel.org>,
Linux-MM <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 0/4] Fix ebizzy performance regression due to X86 TLB range flush v2
Date: Tue, 17 Dec 2013 10:26:11 +0100 [thread overview]
Message-ID: <20131217092611.GD21999@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <20131217092124.GV11295@suse.de>
On Tue, Dec 17, 2013 at 09:21:25AM +0000, Mel Gorman wrote:
> if (sd) {
> id = cpumask_first(sched_domain_span(sd));
> size = cpumask_weight(sched_domain_span(sd));
> - sd = sd->parent; /* sd_busy */
> + busy_sd = sd->parent; /* sd_busy */
> }
> - rcu_assign_pointer(per_cpu(sd_busy, cpu), sd);
> + rcu_assign_pointer(per_cpu(sd_busy, cpu), busy_sd);
Argh, so much for paying attention :/
Thanks!
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
WARNING: multiple messages have this Message-ID (diff)
From: Peter Zijlstra <peterz@infradead.org>
To: Mel Gorman <mgorman@suse.de>
Cc: Ingo Molnar <mingo@kernel.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Alex Shi <alex.shi@linaro.org>,
Thomas Gleixner <tglx@linutronix.de>,
Andrew Morton <akpm@linux-foundation.org>,
Fengguang Wu <fengguang.wu@intel.com>,
H Peter Anvin <hpa@zytor.com>, Linux-X86 <x86@kernel.org>,
Linux-MM <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 0/4] Fix ebizzy performance regression due to X86 TLB range flush v2
Date: Tue, 17 Dec 2013 10:26:11 +0100 [thread overview]
Message-ID: <20131217092611.GD21999@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <20131217092124.GV11295@suse.de>
On Tue, Dec 17, 2013 at 09:21:25AM +0000, Mel Gorman wrote:
> if (sd) {
> id = cpumask_first(sched_domain_span(sd));
> size = cpumask_weight(sched_domain_span(sd));
> - sd = sd->parent; /* sd_busy */
> + busy_sd = sd->parent; /* sd_busy */
> }
> - rcu_assign_pointer(per_cpu(sd_busy, cpu), sd);
> + rcu_assign_pointer(per_cpu(sd_busy, cpu), busy_sd);
Argh, so much for paying attention :/
Thanks!
next prev parent reply other threads:[~2013-12-17 9:26 UTC|newest]
Thread overview: 71+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-13 20:01 [PATCH 0/4] Fix ebizzy performance regression due to X86 TLB range flush v2 Mel Gorman
2013-12-13 20:01 ` Mel Gorman
2013-12-13 20:01 ` [PATCH 1/4] x86: mm: Clean up inconsistencies when flushing TLB ranges Mel Gorman
2013-12-13 20:01 ` Mel Gorman
2013-12-13 20:01 ` [PATCH 2/4] x86: mm: Account for TLB flushes only when debugging Mel Gorman
2013-12-13 20:01 ` Mel Gorman
2013-12-13 20:01 ` [PATCH 3/4] x86: mm: Change tlb_flushall_shift for IvyBridge Mel Gorman
2013-12-13 20:01 ` Mel Gorman
2013-12-13 20:01 ` [PATCH 4/4] x86: mm: Eliminate redundant page table walk during TLB range flushing Mel Gorman
2013-12-13 20:01 ` Mel Gorman
2013-12-13 21:16 ` [PATCH 0/4] Fix ebizzy performance regression due to X86 TLB range flush v2 Linus Torvalds
2013-12-13 21:16 ` Linus Torvalds
2013-12-13 22:38 ` H. Peter Anvin
2013-12-13 22:38 ` H. Peter Anvin
2013-12-16 10:39 ` Mel Gorman
2013-12-16 10:39 ` Mel Gorman
2013-12-16 17:17 ` Linus Torvalds
2013-12-16 17:17 ` Linus Torvalds
2013-12-17 9:55 ` Mel Gorman
2013-12-17 9:55 ` Mel Gorman
2013-12-15 15:55 ` Mel Gorman
2013-12-15 15:55 ` Mel Gorman
2013-12-15 16:17 ` Mel Gorman
2013-12-15 16:17 ` Mel Gorman
2013-12-15 18:34 ` Linus Torvalds
2013-12-15 18:34 ` Linus Torvalds
2013-12-16 11:16 ` Mel Gorman
2013-12-16 11:16 ` Mel Gorman
2013-12-16 10:24 ` Ingo Molnar
2013-12-16 10:24 ` Ingo Molnar
2013-12-16 12:59 ` Mel Gorman
2013-12-16 12:59 ` Mel Gorman
2013-12-16 13:44 ` Ingo Molnar
2013-12-16 13:44 ` Ingo Molnar
2013-12-17 9:21 ` Mel Gorman
2013-12-17 9:21 ` Mel Gorman
2013-12-17 9:26 ` Peter Zijlstra [this message]
2013-12-17 9:26 ` Peter Zijlstra
2013-12-17 11:00 ` Ingo Molnar
2013-12-17 11:00 ` Ingo Molnar
2013-12-17 14:32 ` Mel Gorman
2013-12-17 14:32 ` Mel Gorman
2013-12-17 14:42 ` Ingo Molnar
2013-12-17 14:42 ` Ingo Molnar
2013-12-17 17:54 ` Mel Gorman
2013-12-17 17:54 ` Mel Gorman
2013-12-18 10:24 ` Ingo Molnar
2013-12-18 10:24 ` Ingo Molnar
2013-12-19 14:24 ` Mel Gorman
2013-12-19 14:24 ` Mel Gorman
2013-12-19 16:49 ` Ingo Molnar
2013-12-19 16:49 ` Ingo Molnar
2013-12-20 11:13 ` Mel Gorman
2013-12-20 11:13 ` Mel Gorman
2013-12-20 11:18 ` Ingo Molnar
2013-12-20 11:18 ` Ingo Molnar
2013-12-20 12:00 ` Mel Gorman
2013-12-20 12:00 ` Mel Gorman
2013-12-20 12:20 ` Ingo Molnar
2013-12-20 12:20 ` Ingo Molnar
2013-12-20 13:55 ` Mel Gorman
2013-12-20 13:55 ` Mel Gorman
2013-12-18 10:32 ` [tip:sched/core] sched: Assign correct scheduling domain to ' sd_llc' tip-bot for Mel Gorman
2013-12-18 7:28 ` [PATCH 0/4] Fix ebizzy performance regression due to X86 TLB range flush v2 Fengguang Wu
2013-12-18 7:28 ` Fengguang Wu
2013-12-19 14:34 ` Mel Gorman
2013-12-19 14:34 ` Mel Gorman
2013-12-20 15:51 ` Fengguang Wu
2013-12-20 16:44 ` Mel Gorman
2013-12-20 16:44 ` Mel Gorman
2013-12-21 15:49 ` Fengguang Wu
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=20131217092611.GD21999@twins.programming.kicks-ass.net \
--to=peterz@infradead.org \
--cc=akpm@linux-foundation.org \
--cc=alex.shi@linaro.org \
--cc=fengguang.wu@intel.com \
--cc=hpa@zytor.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=mgorman@suse.de \
--cc=mingo@kernel.org \
--cc=tglx@linutronix.de \
--cc=torvalds@linux-foundation.org \
--cc=x86@kernel.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.