Whacky ia64: linux_proc_xfer_partial and lseek vs pread64

Sat Feb 11 16:50:00 GMT 2006

Daniel Jacobowitz <drow@false.org> writes:

> Fascinating.  That definitely seems like a kernel bug to me; why not?

Looking closer, it indeed looks like a bug.  With 2.6.5 this still did
work.  The problem is that fs/read_write.c:rw_verify_area rejects negative
offsets as well, even though fs/proc/base.c:mem_read handles them fine.

Andreas.

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Andreas Schwab, SuSE Labs, schwab@suse.de
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