Messages in this thread | | | Date | Thu, 7 Dec 2000 17:34:28 +0100 | From | Andries Brouwer <> | Subject | Re: attempt to access beyond end of device |
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On Thu, Dec 07, 2000 at 04:56:59PM +0100, Jan Niehusmann wrote: > ll_rw_blk.c: generic_make_request() contains the following code: > > if (maxsector < count || maxsector - count < sector) { > bh->b_state &= (1 << BH_Lock) | (1 << BH_Mapped); > if (blk_size[major][MINOR(bh->b_rdev)]) { > > /* This may well happen - the kernel calls bread() > without checking the size of the device, e.g., > when mounting a device. */ > printk(KERN_INFO > "attempt to access beyond end of device\n"); > printk(KERN_INFO "%s: rw=%d, want=%d, limit=%d\n", > kdevname(bh->b_rdev), rw, > (sector + count)>>1, > blk_size[major][MINOR(bh->b_rdev)]); > } > bh->b_end_io(bh, 0); > return; > } > > > That means that if blk_size[major][MINOR(bh->b_rdev)] == 0, the request > is canceled but no message is printed. Shouldn't there be a warning message?
Maybe that code fragment is mine. If so, then at some point in time I decided that the answer to your question is no.
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