Re: Fwd: vdso

Jan Kratochvil <[email protected]> Fri, 5 Jul 2013 20:42:38 +0200

Newsgroups	gmane.comp.gdb.devel
Message-ID	<[email protected]>

On Fri, 05 Jul 2013 08:12:29 +0200, vijay nag wrote:
> The function linux_proc_xfer_partial() is returning result zero when
> trying to pread64 /proc/<pid>/mem and errno is set to -EIO.

And what is 'offset' (and 'len') that time and what is in /proc/PID/maps that
time?
Isn't there also some incorrect signed extension of 32-bit address to 64-bit
address, for example?

> Does that mean kernel doesn't support pread64 on /proc/xxx/mem files ?

I do not think so.

Jan