From: Arjan van de Ven <arjan-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
To: Alan Cox <alan-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org>
Cc: 小天 <xtfeng-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Markus <M4rkusXXL-S0/GAf8tV78@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
"Ingo Molnar" <mingo-X9Un+BFzKDI@public.gmane.org>,
"Rafael J. Wysocki" <rjw-KKrjLPT3xs0@public.gmane.org>,
"Kernel Testers List"
<kernel-testers-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [Bug #12872] pwc mmap always fails with EAGAIN
Date: Mon, 23 Mar 2009 07:12:18 -0700 [thread overview]
Message-ID: <20090323071218.286c10e0@infradead.org> (raw)
In-Reply-To: <20090323104945.0fc497e6-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org>
On Mon, 23 Mar 2009 10:49:45 +0000
Alan Cox <alan-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org> wrote:
> > > Rename the pagerange_is_ram() to pat_pagerange_is_ram() and
> > > add the "track legacy 1MB region as non RAM" condition.
>
> But the lowest 640K are most definitely RAM.
not all of it ;)
"ram" is defined as "the kernel memory allocator knows about it and
would hand it out" in this context; BIOS owned areas are not "ram" in
this context.
--
Arjan van de Ven Intel Open Source Technology Centre
For development, discussion and tips for power savings,
visit http://www.lesswatts.org
next prev parent reply other threads:[~2009-03-23 14:12 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-21 16:28 2.6.29-rc8-git5: Reported regressions from 2.6.28 Rafael J. Wysocki
2009-03-21 16:28 ` [Bug #12419] possible circular locking dependency on i915 dma Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12499] Problem with using bluetooth adaper connected to usb port Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12574] possible circular locking dependency detected Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12670] BUG: unable to handle kernel paging request at pin_to_kill+0x21 Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12668] USB flash disk surprise disconnect Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12490] ath5k related kernel panic in 2.6.29-rc1 Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12667] Badness at kernel/time/timekeeping.c:98 in pmud (timekeeping_suspended) Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12705] X200: Brightness broken since 2.6.29-rc4-58-g4c098bc Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12671] uvc_status_cleanup(): undefined reference to `input_unregister_device' Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12763] Different cpu MHz values for processor0 and processor1 Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12681] s2ram: fails to wake up on Acer Extensa 4220 (SMP disabled) Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12778] suspend regression from 29rc5 to 29rc6 Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12765] i915 VT switch with AIGLX causes X lock up Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12771] Oops in i915_gem_flush Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12809] iozone regression with 2.6.29-rc6 Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12792] 2.6.29-rc6-git4 boot failure Rafael J. Wysocki
2009-03-22 21:49 ` Benjamin Herrenschmidt
2009-03-23 5:04 ` Sachin Sant
2009-03-23 6:05 ` Benjamin Herrenschmidt
2009-03-21 16:39 ` [Bug #12800] x86 PAT invalid vm_insert_pfn assumptions Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12808] Suspend regression with 2.6.29-rc Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12846] Regression issue with kernel 2.6.29-rc6-git1: high power consumption during sleep Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12836] 2.6.29-rc breaks STD using Intel 945 Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12856] Thinkpad freezes with X.org and acpi=rsdt Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12870] 2.6.29-rc "TKIP: replay detected" regression Rafael J. Wysocki
2009-03-21 19:51 ` Hugh Dickins
2009-03-21 16:39 ` [Bug #12867] 2.6.29-rc7 broke r8169 MAC on Thecus n2100 ARM board Rafael J. Wysocki
2009-03-22 13:51 ` Mikael Pettersson
2009-03-21 16:39 ` [Bug #12861] Xorg fails to start "Failed to allocate space for kernel memory manager" Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12871] usb bluetooth crashes system Rafael J. Wysocki
2009-03-22 10:06 ` Pavel Machek
2009-03-21 16:39 ` [Bug #12909] boot/kernel init duration regression from 2.6.28 Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12908] acpi_ex_extract_from_field -- div by zero Rafael J. Wysocki
2009-03-21 16:39 ` [Bug #12872] pwc mmap always fails with EAGAIN Rafael J. Wysocki
2009-03-22 12:37 ` Markus
[not found] ` <200903221337.35237.M4rkusXXL-S0/GAf8tV78@public.gmane.org>
2009-03-22 14:28 ` Alan Cox
[not found] ` <20090322142837.2df0d93d-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org>
2009-03-22 14:45 ` Ingo Molnar
[not found] ` <20090322144516.GA13129-X9Un+BFzKDI@public.gmane.org>
2009-03-22 19:58 ` Markus
[not found] ` <200903222058.12924.M4rkusXXL-S0/GAf8tV78@public.gmane.org>
2009-03-22 20:05 ` Ingo Molnar
[not found] ` <20090322200521.GA5355-X9Un+BFzKDI@public.gmane.org>
2009-04-02 15:49 ` Markus
[not found] ` <7b6bb4a50903230341r6ab4a910l401a49d41aa289c7@mail.gmail.com>
[not found] ` <7b6bb4a50903230341r6ab4a910l401a49d41aa289c7-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-03-23 10:49 ` Alan Cox
[not found] ` <20090323104945.0fc497e6-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org>
2009-03-23 14:12 ` Arjan van de Ven [this message]
2009-03-21 16:39 ` [Bug #12910] Wierd iteractions with CPUFREQ Rafael J. Wysocki
2009-03-21 20:05 ` 2.6.29-rc8-git5: Reported regressions from 2.6.28 Ingo Molnar
2009-03-23 0:57 ` Wu Fengguang
2009-03-23 16:23 ` Linus Torvalds
-- strict thread matches above, loose matches on Subject: below --
2009-04-06 18:54 2.6.29-git13: " Rafael J. Wysocki
2009-04-06 19:05 ` [Bug #12872] pwc mmap always fails with EAGAIN Rafael J. Wysocki
2009-03-14 19:01 2.6.29-rc8: Reported regressions from 2.6.28 Rafael J. Wysocki
2009-03-14 19:05 ` [Bug #12872] pwc mmap always fails with EAGAIN Rafael J. Wysocki
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=20090323071218.286c10e0@infradead.org \
--to=arjan-wegcikhe2lqwvfeawa7xhq@public.gmane.org \
--cc=M4rkusXXL-S0/GAf8tV78@public.gmane.org \
--cc=alan-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org \
--cc=kernel-testers-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=mingo-X9Un+BFzKDI@public.gmane.org \
--cc=rjw-KKrjLPT3xs0@public.gmane.org \
--cc=xtfeng-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.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).