On Jun 2, 11:48am, hrishi.go...@gmail.com (HRISHIKESH GOYAL) wrote: -- Subject: Re: GSoC-2016
| Alright sir. I will send you queries on Email. :) | At present I am able to read files having extents based files. | But I need to call bmap routine for extents based files explicitly. I want | to invoke it automatically according the value of field i_flags in inode. | I see i_flag value should be different for files supporting extents from | the files which dont support. but It is same in my case. | | another generic problem that will help me considerably is I want to | disable/clear cache memory. I want corresponding to each command in | userland, there is lower level disk read. Which will help me in tracing fs | routines. What do you mean by "cache memory"? The disk buffer cache? If you want this kind of control I suggest that you switch developing using rump... Then you can use a debugger and treat the whole kernel and filesystem as a userland program. christos