From: "Yinghai Lu" <yhlu.kernel@gmail.com>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: "Ingo Molnar" <mingo@elte.hu>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Eric W. Biederman" <ebiederm@xmission.com>,
"Dhaval Giani" <dhaval@linux.vnet.ibm.com>,
"Mike Travis" <travis@sgi.com>,
"Andrew Morton" <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 00/25] dyn_array and nr_irqs support v3
Date: Tue, 5 Aug 2008 16:53:51 -0700 [thread overview]
Message-ID: <86802c440808051653g2ef28df7h7615301f6db0b4f5@mail.gmail.com> (raw)
In-Reply-To: <4898E1B4.60101@zytor.com>
On Tue, Aug 5, 2008 at 4:26 PM, H. Peter Anvin <hpa@zytor.com> wrote:
> Yinghai Lu wrote:
>>
>> i am working on dyn_array + condense irq_desc/irq_cfg.
>>
>> it will use dyn_array to allocate 32 entry for irq_desc/irq_cfg, and
>> will use get_irq_desc via list to distribute it. later if need more,
>> will allocate more 32 entries....
>>
>> so will send out v4.
>>
>
> My understanding of dyn_array is that it only works at init time.
> How does that work when you hotplug MSI-X devices?
actually create irq_desc like Eric suggest, but allocate 32 entry one
time, and use it one by one. share some init work function bewteen
init stage and later.
YH
prev parent reply other threads:[~2008-08-05 23:54 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-03 2:59 Yinghai Lu
2008-08-03 2:59 ` [PATCH 01/25] x86: 64bit support more than 256 irq v2 Yinghai Lu
2008-08-03 2:59 ` [PATCH 02/25] x86: remove irq_vectors_limits Yinghai Lu
2008-08-03 2:59 ` [PATCH 03/25] add dyn_array support Yinghai Lu
2008-08-03 2:59 ` [PATCH 04/25] add per_cpu_dyn_array support Yinghai Lu
2008-08-03 2:59 ` [PATCH 05/25] x86: alloc dyn_array all alltogether Yinghai Lu
2008-08-03 2:59 ` [PATCH 06/25] x86: enable dyn_array support Yinghai Lu
2008-08-03 2:59 ` [PATCH 07/25] introduce nr_irqs Yinghai Lu
2008-08-03 2:59 ` [PATCH 08/25] x86: using nr_irqs Yinghai Lu
2008-08-03 2:59 ` [PATCH 09/25] drivers/char to use nr_irqs Yinghai Lu
2008-08-03 2:59 ` [PATCH 10/25] drivers/net " Yinghai Lu
2008-08-03 2:59 ` [PATCH 11/25] drivers intr remapping " Yinghai Lu
2008-08-03 2:59 ` [PATCH 12/25] drivers/pcmcia " Yinghai Lu
2008-08-03 2:59 ` [PATCH 13/25] drivers/rtc " Yinghai Lu
2008-08-03 2:59 ` [PATCH 14/25] drivers/scsi " Yinghai Lu
2008-08-03 2:59 ` [PATCH 15/25] drivers/serial " Yinghai Lu
2008-08-03 2:59 ` [PATCH 16/25] drivers proc " Yinghai Lu
2008-08-03 2:59 ` [PATCH 17/25] drivers xen events " Yinghai Lu
2008-08-03 2:59 ` [PATCH 18/25] make irq_timer_state to use dyn_array Yinghai Lu
2008-08-03 2:59 ` [PATCH 19/25] make irq2_iommu " Yinghai Lu
2008-08-03 2:59 ` [PATCH 20/25] make irq_desc " Yinghai Lu
2008-08-03 2:59 ` [PATCH 21/25] serial: change remove NR_IRQS in 8250.c v2 Yinghai Lu
2008-08-03 2:59 ` [PATCH 22/25] irq: make irqs in kernel stat use per_cpu_dyn_array Yinghai Lu
2008-08-03 2:59 ` [PATCH 23/25] x86: use dyn_array in io_apic_xx.c Yinghai Lu
2008-08-03 2:59 ` [PATCH 24/25] x86: get mp_irqs from madt Yinghai Lu
2008-08-03 2:59 ` [PATCH 25/25] x86: remove nr_irq_vectors Yinghai Lu
2008-08-03 13:03 ` [PATCH 21/25] serial: change remove NR_IRQS in 8250.c v2 Alan Cox
2008-08-03 15:14 ` Alan Cox
2008-08-03 19:57 ` Eric W. Biederman
2008-08-04 14:17 ` Alan Cox
2008-08-04 18:13 ` Yinghai Lu
2008-08-04 18:51 ` Eric W. Biederman
2008-08-06 13:09 ` [PATCH] serial: Remove NR_IRQS usage Alan Cox
2008-08-06 16:10 ` Eric W. Biederman
2008-08-03 13:02 ` [PATCH 15/25] drivers/serial to use nr_irqs Alan Cox
2008-08-03 17:43 ` Yinghai Lu
2008-08-03 4:16 ` [PATCH 05/25] x86: alloc dyn_array all alltogether Johannes Weiner
2008-08-03 4:03 ` [PATCH 03/25] add dyn_array support Johannes Weiner
2008-08-03 4:21 ` Yinghai Lu
2008-08-03 4:55 ` Johannes Weiner
2008-08-03 5:04 ` Yinghai Lu
2008-08-03 5:31 ` Johannes Weiner
2008-08-03 5:39 ` Yinghai Lu
2008-08-03 5:40 ` Yinghai Lu
2008-08-03 5:47 ` Johannes Weiner
2008-08-03 5:48 ` Yinghai Lu
2008-08-03 5:51 ` [PATCH 00/25] dyn_array and nr_irqs support v3 Eric W. Biederman
2008-08-03 6:04 ` Yinghai Lu
2008-08-03 6:39 ` Eric W. Biederman
2008-08-03 8:25 ` Yinghai Lu
2008-08-03 9:15 ` Eric W. Biederman
2008-08-03 17:54 ` Yinghai Lu
2008-08-03 19:20 ` Yinghai Lu
2008-08-04 1:59 ` Yinghai Lu
2008-08-04 14:31 ` Mike Travis
2008-08-05 23:01 ` H. Peter Anvin
2008-08-05 23:15 ` Yinghai Lu
2008-08-05 23:26 ` H. Peter Anvin
2008-08-05 23:53 ` Yinghai Lu [this message]
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=86802c440808051653g2ef28df7h7615301f6db0b4f5@mail.gmail.com \
--to=yhlu.kernel@gmail.com \
--cc=akpm@linux-foundation.org \
--cc=dhaval@linux.vnet.ibm.com \
--cc=ebiederm@xmission.com \
--cc=hpa@zytor.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@elte.hu \
--cc=tglx@linutronix.de \
--cc=travis@sgi.com \
/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
all inboxes | Powered by JetHome®