This is the mail archive of the systemtap@sourceware.org mailing list for the systemtap 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: [PATCH v3 2.6.39-rc1-tip 7/26] 7: x86: analyze instruction and determine fixups.


On Thu, 2011-04-21 at 23:01 +0530, Srikar Dronamraju wrote:
> 
> Sometimes, the user might try registering a probe at a valid file +
> valid offset + valid consumer; but an instruction that we cant probe.
> Then trying to figure why its failing would be very hard. 

Uhm, how about failing to create the probe to begin with?

You can even do that in userspace as you can inspect the DSO you're
going to probe (and pretty much have to, since you'll have to pass the
kernel a fd to hand it the proper inode).


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]