m...@bruningsystems.com wrote: > Hi Jason, > > Jason Zhao wrote: > >> Hi, Nicolas: >> >> Nicolas Williams wrote: >> >> >>> On Wed, Dec 17, 2008 at 10:53:28PM +0800, Jason Zhao wrote: >>> >>> >>> >>> exece() normally does not return to the caller (it returns only if >>> there's an error), and ls(1) doesn't call exece(). What are you looking >>> for? >>> >>> >>> >> I am just giving it a try for dtrace to probe syscall. Because I am >> curious how dtrace probe the syscall. On sys_sysenter, I could not >> find the probe dtrace put on. >> >> What does it mean "ls(1) doesn't call exece()"? Then how the ls(1) >> call the syscall to execute? >> >> > The shell forks, and the child process calls exece. ls itself > does not use exece. > Oh, Thank you, Max. :)
Jason > max > > >> Thanks >> Jason >> >> _______________________________________________ >> dtrace-discuss mailing list >> dtrace-discuss@opensolaris.org >> >> >> > > _______________________________________________ > dtrace-discuss mailing list > dtrace-discuss@opensolaris.org > _______________________________________________ dtrace-discuss mailing list dtrace-discuss@opensolaris.org
