[lkml]   [2003]   [Nov]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: DIRECT IO for ext3/ext2.
<> wrote:
> Thanks for your reply. I looked into the boundary alignment issue.
> Observed something strange happening;
> I wrote my own kernel module and then;
> 1. retrieved the block size = 4096 using block_size(struct block_device
> *bdev)
> 2. in the user application i did a lseek by 4906 (block size seek)
> 3. then found the address of the variable i wanted to read into, to be
> block
> size aligned.

O_DIRECT works - trust me ;)

Please grab

There are a number of examples in there (odread.c is one).

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:58    [from the cache]
©2003-2014 Jasper Spaans. hosted at Digital Ocean