From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christian Hinkelbein Date: Fri, 21 Nov 2003 15:17:46 +0000 Subject: Re: pages already locked on ia64 Message-Id: List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org David Mosberger schrieb: >>>>>>On Fri, 14 Nov 2003 11:22:23 +0100, Christian Hinkelbein 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