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]
VFS Tapset testcase

From: "K.Prasad" <prasad at linux dot vnet dot ibm dot com>
To: systemtap at sources dot redhat dot com
Cc: mmlnx at us dot ibm dot com
Date: Mon, 9 Jun 2008 17:10:59 +0530
Subject: VFS Tapset testcase
References: <20080528105210.GA27784@in.ibm.com> <20080528105829.GB28111@in.ibm.com> <y0mhccibe6q.fsf@ton.toronto.redhat.com>
Reply-to: prasad at linux dot vnet dot ibm dot com
#! stap -up4
probe generic.fop.llseek
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("dev = %l\n", dev);
	print("devname = %s\n", devname);
	print("ino = %l\n", ino);
	print("file = %p\n", file);
	print("offset = %ll\n", offset);
	print("origin = %d\n", origin);
	print("maxbyte = %l\n", maxbyte);
}

probe generic.fop.llseek.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}

probe generic.fop.aio_read
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("file = %p\n", file);
	print("devname = %s\n", devname);
	print("ino = %l\n", ino);
	print("pos = %ll\n", pos);
	print("size = %l\n", size);
	print("buf = %p\n", buf);
}

probe generic.fop.aio_read.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}

probe generic.fop.aio_write
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("file = %p\n", file);
	print("devname = %s\n", devname);
	print("ino = %l\n", ino);
	print("pos = %ll\n", pos);
	print("size = %l\n", size);
	print("buf = %p\n", buf);
}

probe generic.fop.aio_write.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}

%( kernel_v < "2.6.19" %?
probe generic.fop.readv
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("dev = %l\n", dev);
	print("devname = %s\n", devname);
	print("ino = %l\n", ino);
	print("size = %lu\n", size);
	print("pos = %ll\n", pos);
}

probe generic.fop.readv.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}

probe generic.fop.writev
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("dev = %l\n", dev);
	print("devname = %s\n", devname);
	print("ino = %l\n", ino);
	print("size = %lu\n", size);
	print("pos = %ll\n", pos);
}

probe generic.fop.writev.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}
%:
%)

probe generic.fop.mmap
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("file = %p\n", file);
	print("dev = %l\n", dev);
	print("devname = %s\n", devname);
	print("ino = %l\n", ino);
	print("vm_start = %lu\n", vm_start);
	print("vm_end = %lu\n", vm_end);
	print("vm_flags = %lu\n", vm_flags);
}

probe generic.fop.mmap.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}

probe generic.fop.open
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("dev = %l\n", dev);
	print("devname = %s\n", devname);
	print("ino = %l\n", ino);
	print("size = %lu\n", size);
	print("filename: %s\n", filename);
	print("flag = %u\n", flag);
}

probe generic.fop.open.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}

%( kernel_v < "2.6.23" %?
probe generic.fop.sendfile
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("file = %p\n", file);
	print("dev = %l\n", dev);
	print("devname = %s\n", devname);
	print("ino = %l\n", ino);
	print("pos = %ll\n", pos);
	print("size = %l\n", size);
}

probe generic.fop.sendfile.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}
%)


probe generic.fop.splice_read
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("file = %p\n", file);
	print("dev = %l\n", dev);
	print("devname = %s\n", devname);
	print("ino = %l\n", ino);
	print("size = %l\n", size);
	print("flags = %u\n", flags);
}

probe generic.fop.splice_read.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}

probe generic.fop.splice_write
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("file = %p\n", file);
	print("dev = %l\n", dev);
	print("devname = %s\n", devname);
	print("ino = %l\n", ino);
	print("size = %l\n", size);
	print("flags = %u\n", flags);
}

probe generic.fop.splice_write.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}

%( kernel_v < "2.6.19" %?
probe generic.fop.read
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("file = %p\n", file);
	print("dev = %l\n", dev);
	print("devname = %s\n", devname);
	print("ino = %l\n", ino);
	print("size = %l\n", size);
}

probe generic.fop.read.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}

probe generic.fop.write
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("dev = %l\n", dev);
	print("devname = %s\n", devname);
	print("ino = %l\n", ino);
	print("size = %l\n", size);
}

probe generic.fop.write.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}
%)

probe generic.aop.writepages
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("dev = %l\n", dev);
	print("devname = %s\n", devname);
	print("ino = %l\n", ino);
	print("size = %l\n", size);
}

probe generic.aop.writepages.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}

probe vfs.do_sync_read
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("dev = %l\n", dev);
	print("ino = %l\n", ino);
	print("size = %l\n", size);
	print("pos = %ll\n", pos);
	print("buf = %u\n", buf);
}

probe vfs.do_sync_read.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}

probe vfs.do_sync_write
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("dev = %l\n", dev);
	print("devname = %s\n", devname);
	print("ino = %l\n", ino);
	print("size = %l\n", size);
	print("pos = %ll\n", pos);
	print("buf = %u\n", buf);
}

probe vfs.do_sync_write.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}

probe vfs.block_sync_page
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("dev = %l\n", dev);
	print("devname = %s\n", devname);
	print("ino = %l\n", ino);
	print("size = %l\n", size);
	print("page_index = %l\n", page_index);
}

probe vfs.block_sync_page.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}


probe vfs.__set_page_dirty_buffers
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("dev = %l\n", dev);
	print("devname = %s\n", devname);
	print("ino = %l\n", ino);
	print("size = %l\n", size);
	print("index = %l\n", index);
}

probe vfs.__set_page_dirty_buffers.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}

probe vfs.do_mpage_readpage
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("dev = %l\n", dev);
	print("devname = %s\n", devname);
	print("ino = %l\n", ino);
	print("size = %l\n", size);
	print("index = %l\n", index);
}

probe vfs.do_mpage_readpage.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}

probe vfs.add_to_page_cache
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("dev = %l\n", dev);
	print("devname = %s\n", devname);
	print("ino = %l\n", ino);
	print("index = %ll\n", index);
	print("nrpages = %lu\n", nrpages);
}

probe vfs.add_to_page_cache.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}

probe vfs.remove_from_page_cache
{
	print("Probe hit the function: %s\n", name);
	print("Probe function argstr: %s\n", argstr);
	print("dev = %l\n", dev);
	print("devname = %s\n", devname);
	print("ino = %l\n", ino);
	print("index = %ll\n", index);
}

probe vfs.remove_from_page_cache.return
{
	print("Probe return from function: %s with return value = %s\n", name, retstr);
}

probe vfs.read
{
	print("Probe hit the function: %s\n", probefunc());
	print("file = %p\n", file);
	print("pos = %p\n", pos);
	print("buf = %p\n", buf);
}

probe vfs.read.return
{
	print("Probe return from function: %s with return value = %s\n", probefunc(), ret);
}

probe vfs.readv
{
	print("Probe hit the function: %s\n", probefunc());
	print("file = %p\n", file);
	print("pos = %p\n", pos);
	print("vec = %p\n", vec);
	print("vlen = %lu\n", vlen);
}

probe vfs.readv.return
{
	print("Probe return from function: %s with return value = %s\n", probefunc(), ret);
}

probe vfs.write
{
	print("Probe hit the function: %s\n", probefunc());
	print("file = %p\n", file);
	print("pos = %p\n", pos);
	print("buf = %p\n", buf);
}

probe vfs.write.return
{
	print("Probe return from function: %s with return value = %s\n", probefunc(), ret);
}

probe vfs.writev
{
	print("Probe hit the function: %s\n", probefunc());
	print("file = %p\n", file);
	print("pos = %p\n", pos);
	print("vec = %p\n", vec);
	print("vlen = %lu\n", vlen);
}

probe vfs.writev.return
{
	print("Probe return from function: %s with return value = %s\n", probefunc(), ret);
}

probe _vfs.generic_file_readonly_mmap
{
	print("Probe hit the function: %s\n", probefunc());
	print("file = %p\n", file);
	print("vma = %p\n", vma);
}

probe _vfs.generic_file_readonly_mmap.return
{
	print("Probe return from function: %s with return value = %s\n", probefunc(), ret);
}

probe _vfs.generic_block_bmap
{
	print("Probe hit the function: %s\n", probefunc());
	print("mapping = %p\n", mapping);
	print("block = %llu\n", block);
	print("get_block = %p\n", get_block);
}

probe _vfs.generic_commit_write
{
	print("Probe hit the function: %s\n", probefunc());
	print("file = %p\n", file);
	print("page = %p\n", page);
	print("from = %u to=%u\n", from, to);
}

probe _vfs.block_prepare_write
{
	print("Probe hit the function: %s\n", probefunc());
	print("_inode = %p\n", _inode);
	print("page = %p\n", page);
	print("write_from = %u write_upto=%u\n", write_from, write_upto);
}
probe _vfs.block_prepare_write.return
{
	print("Probe return from function: %s with return value = %s\n", probefunc(), ret);
}

probe _vfs.block_write_begin
{
	print("Probe hit the function: %s\n", probefunc());
	print("file = %p\n", file);
	print("pos = %llu\n", pos);
	print("len = %u\n", len);
	print("flags = %u\n", flags);
	print("_inode = %l\n", _inode);
}
probe _vfs.block_write_begin.return
{
	print("Probe return from function: %s with return value = %s\n", probefunc(), ret);
}

probe _vfs.block_write_end
{
	print("Probe hit the function: %s\n", probefunc());
	print("file = %p\n", file);
	print("pos = %llu\n", pos);
	print("len = %u\n", len);
	print("page = %p\n", page);
	print("_inode = %l\n", _inode);
}

probe _vfs.block_write_end.return
{
	print("Probe return from function: %s with return value = %s\n", probefunc(), ret);
}
References:
- [RFC Patch 0/2] VFS tapset patches
  - From: K.Prasad
- [RFC Patch 2/2] Enhancements to vfs.stp
  - From: K.Prasad
- Re: [RFC Patch 2/2] Enhancements to vfs.stp
  - From: Frank Ch. Eigler
Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]