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    SubjectRe: Reading page from given block device
    Hi!

    > > Well, I'm doing it during boot, and this is swap partition; it should
    > > not have been accessed previously.
    > >
    > > > > bdev = bdget(kdev_t_to_nr(dev));
    > > > > if (!bdev) {
    > > > > printk("No block device for %s\n", __bdevname(dev));
    > > > > BUG();
    > > > > }
    > > > > printk("C");
    >
    > blkdev_open(bdev, FMODE_READ, O_RDONLY, BDEV_RAW)

    blkdev_open is

    fs.h:extern int blkdev_open(struct inode *, struct file *);

    ... I can't see how to use it in this context.

    > > > > if (!bh || (!bh->b_data)) {
    > > > > return -1;
    >
    > However, I would really suggest to open the bugger once, do all IO and
    > then close it. See how raw.c and friends deal with these problems.

    Performance should not matter here.
    Pavel

    --
    Casualities in World Trade Center: ~3k dead inside the building,
    cryptography in U.S.A. and free speech in Czech Republic.
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