Messages in this thread | | | Subject | Re: PTRACE_{READ,WRITE}{TEXT,DATA} | From | Benjamin Herrenschmidt <> | Date | Wed, 30 Apr 2008 10:06:30 +1000 |
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On Tue, 2008-04-29 at 15:07 -0700, Roland McGrath wrote: > I don't see any sense in adding that. Using /proc/pid/mem is already the > "efficient" API for this known to userland. I don't think keeping the fd > around for that is any great burden, and if you do then the one pread64 > call is just as efficient as one ptrace call to do the same thing.
Yup, I didn't know gdb used /proc/pid/mem to be honest ... as long as it goes through access_process_vm(), I'm fine anyway.
Cheers, Ben.
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