Messages in this thread | | | Date | Sun, 09 Jan 2005 21:57:43 -0800 | From | "Randy.Dunlap" <> | Subject | Re: Pipefs : doubts |
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selvakumar nagendran wrote: > Hello linux-experts, > I went through the kernel source code file > /fs/pipe.c and I found that the pipe file system > configured as a module. But in lsmod I am unable to > see it. This is my first doubt.
Where do you see that? fs/pipe.o is always built into the kernel image.
> My second doubt is, in pipe.c we have lot of > symbols like > > PIPE_WAITING_READERS(*inode) > PIPE_WAIT(*inode) > PIPE_MAX_RCHUNK(*inode) > What are they? funtions or macros? What they do or > where are their implementation in the kernel source > tree?
Macros. See include/linux/pipe_fs_i.h
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