This is the mail archive of the gdb@sourceware.org mailing list for the GDB project.

Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: Whacky ia64: linux_proc_xfer_partial and lseek vs pread64

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.

-- 
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
PGP key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."
Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]