login
Login
/
Register
Search
Forums
News
Blogs
Features
Site
Home
»
Mailing list archives
»
linux-kernel
»
2008
»
April
»
16
Re: [PATCH -mm] relayfs: support larger relay buffer
view
thread
!MAILaRCHIVE_VOTE_RePLACE
Previous message: [
thread
] [
date
] [
author
]
Next message: [
thread
] [
date
] [
author
]
[view in full thread]
From:
Pekka Enberg <penberg@...>
To: Masami Hiramatsu <mhiramat@...>
Cc: David Wilder <dwilder@...>, Tom Zanussi <zanussi@...>, Andrew Morton <akpm@...>, systemtap-ml <systemtap@...>, LKML <linux-kernel@...>
Subject:
Re: [PATCH -mm] relayfs: support larger relay buffer
Date: Wednesday, April 16, 2008 - 4:33 am
On Tue, Apr 15, 2008 at 6:27 PM, Masami Hiramatsu <mhiramat@redhat.com> wrote:
quoted text
> Use vmalloc() and memset() instead of kcalloc() to allocate a page* array > when the array size is bigger than one page. This enables relayfs to support > bigger relay buffers than 64MB on 4k-page system, 512MB on 16k-page system. > > Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com> > --- > @@ -130,7 +138,10 @@ static void *relay_alloc_buf(struct rcha > depopulate: > for (j = 0; j < i; j++) > __free_page(buf->page_array[j]); > - kfree(buf->page_array); > + if (pa_size > PAGE_SIZE)
You can use is_vmalloc_addr() here.
quoted text
> + vfree(buf->page_array); > + else > + kfree(buf->page_array); > return NULL; > } >
--
unsubscribe notice
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to
majordomo@vger.kernel.org
More majordomo info at
http://vger.kernel.org/majordomo-info.html
Please read the FAQ at
http://www.tux.org/lkml/
Previous message: [
thread
] [
date
] [
author
]
Next message: [
thread
] [
date
] [
author
]
Messages in current thread:
[PATCH -mm] relayfs: support larger relay buffer
, Masami Hiramatsu
, (Tue Apr 15, 11:27 am)
Re: [PATCH -mm] relayfs: support larger relay buffer
, Pekka Enberg
, (Wed Apr 16, 4:33 am)
Re: [PATCH -mm] relayfs: support larger relay buffer
, Masami Hiramatsu
, (Wed Apr 16, 10:36 am)
Re: [PATCH -mm] relayfs: support larger relay buffer
, Tom Zanussi
, (Wed Apr 16, 12:22 am)
[PATCH -mm] relayfs: support larger relay buffer take 2
, Masami Hiramatsu
, (Wed Apr 16, 2:03 pm)
Re: [PATCH -mm] relayfs: support larger relay buffer take 2
, Pekka J Enberg
, (Wed Apr 16, 2:21 pm)
Re: [PATCH -mm] relayfs: support larger relay buffer take 2
, Masami Hiramatsu
, (Wed Apr 16, 2:34 pm)
[PATCH -mm] relayfs: support larger relay buffer take 3
, Masami Hiramatsu
, (Wed Apr 16, 3:51 pm)
Re: [PATCH -mm] relayfs: support larger relay buffer take 3
, Tom Zanussi
, (Thu Apr 17, 12:05 am)
Re: [PATCH -mm] relayfs: support larger relay buffer take 3
, Andrew Morton
, (Wed Apr 16, 4:48 pm)
Re: [PATCH -mm] relayfs: support larger relay buffer take 3
, Masami Hiramatsu
, (Wed Apr 16, 5:00 pm)
Re: [PATCH -mm] relayfs: support larger relay buffer take 3
, Pekka Enberg
, (Wed Apr 16, 3:54 pm)
Re: [PATCH -mm] relayfs: support larger relay buffer
, Masami Hiramatsu
, (Wed Apr 16, 12:19 pm)
Navigation
Create content
Mailing list archives
Recent posts
Popular discussions
linux-kernel
:
Greg Kroah-Hartman
[PATCH 002/196] Chinese: rephrase English introduction in HOWTO
Tarkan Erimer
Re: Dual-Licensing Linux Kernel with GPL V2 and GPL V3
Amit K. Arora
[RFC] Heads up on sys_fallocate()
Linus Torvalds
Re: 2.6.25-rc2 System no longer powers off after suspend-to-disk. Screen becomes g...
git
:
linux-netdev
:
David Miller
[GIT]: Networking
Jarek Poplawski
Re: [PATCH] pkt_sched: Destroy gen estimators under rtnl_lock().
Gerrit Renker
[PATCH 27/37] dccp: Integration of dynamic feature activation - part 2 (server side)
Ray Lee
Re: [BUG] New Kernel Bugs
openbsd-misc
:
Colocation donated by:
Who's online
There are currently
1 user
and
558 guests
online.
Online users
hotpicks
Syndicate