| To: | santhosh kumar <santhosh.kumar@xxxxxxxxx> |
|---|---|
| Subject: | RE: open from kernel |
| From: | Steve Lord <lord@xxxxxxx> |
| Date: | 12 Nov 2002 10:54:01 -0600 |
| Cc: | Eric Sandeen <sandeen@xxxxxxx>, Seth Mos <knuffie@xxxxxxxxx>, linux-xfs@xxxxxxxxxxx |
| In-reply-to: | <72D09F11CC09B645ADE2890F6B442FD81E6BE4@blr-m3-msg.wipro.com> |
| Organization: | |
| References: | <72D09F11CC09B645ADE2890F6B442FD81E6BE4@blr-m3-msg.wipro.com> |
| Sender: | linux-xfs-bounce@xxxxxxxxxxx |
On Tue, 2002-11-12 at 08:43, santhosh kumar wrote: > Hi Eric, > > I am getting EFAULT (14). I feel, this is because i am allocating the memory > using alloc_bootmem_pages (during boot time) and hence it not associated with > any pages and get_user_pages returns this error. > > Is there any way i can over come this. Any pointers are welcome. O_DIRECT is rather tuned for user memory, it is trying to lock down user memory. Your memory is almost certainly not in this category. Steve -- Steve Lord voice: +1-651-683-3511 Principal Engineer, Filesystem Software email: lord@xxxxxxx |
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