From: Christian Hinkelbein <hinkelbein@ti.uni-mannheim.de>
To: linux-ia64@vger.kernel.org
Subject: Re: pages already locked on ia64
Date: Fri, 21 Nov 2003 15:17:46 +0000 [thread overview]
Message-ID: <marc-linux-ia64-106942903506471@msgid-missing> (raw)
In-Reply-To: <marc-linux-ia64-106881037208683@msgid-missing>
David Mosberger schrieb:
>>>>>>On Fri, 14 Nov 2003 11:22:23 +0100, Christian Hinkelbein <hinkelbein@ti.uni-mannheim.de> said:
>
> Christian> On ia32 i succesfully do a lock_page() on every page
> Christian> returned by get_user_pages(), lateron i do unlock_page().
> Christian> On ia64 sometimes (on ia32 seemingly never) the first
> Christian> page is already locked, just after malloc(). For a quick
> Christian> hack ......
>
> Umh, what page-size did you use?
>
> In any case, a minimal test-program that reproduces the problem would
> probably help you get an answer much faster.
Uuuh, thanks for the hint. It was the bigger page-size (16k) that
triggered an old bug in my driver.
christian
next prev parent reply other threads:[~2003-11-21 15:17 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-11-14 10:22 pages already locked on ia64 Christian Hinkelbein
2003-11-17 23:40 ` David Mosberger
2003-11-21 15:17 ` Christian Hinkelbein [this message]
2003-11-24 4:58 ` Andrew Morton
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