On Wed, Jan 12, 2011 at 5:08 PM, prabhu <[email protected]> wrote:
> mohit verma wrote: > > hi folks, > > i am confused with the functions starting from vfs_ . i think they show > the significance of VFS model i mean if something could be done without > touching the disk stuff then why not to do that > but i am not quite sure. so please help me understand what does these > actually mean?? > > thanks in advance guysss > > well by something i mean , that some process needs to access the offset of file for next read or dup that file discriptor so why each time to go for inode . (check me if i am wrong) m sorry for not being clear in textual work. but i got it now . thank u for noticing this query. > > I am not sure that I understand the above question correctly, you mean "what > is the use of VFS file system if doing operation without touching the disk . > That means doing operation on cd rom, keyboard,mouse ?" > > VFS is a upper layer of all the filesystem and all the module register its > file operation into this layer. > So Whenever you doing operation on any file, VFS layer receive the request > and redirect into corresponding > registered module operation. > > I don't think we can do the operation without vfs. > > Please correct me if i am wrong. > > Thanks , > Skm prabhu > > > ------------------------------ > > _______________________________________________ > Kernelnewbies mailing > [email protected]http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies > > > -- ........................ *MOHIT VERMA*
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