From 709fde54c8c296d537e58af4bc619b18c654f6a2 Mon Sep 17 00:00:00 2001 From: ddomingo Date: Mon, 27 Oct 2008 13:24:21 +1000 Subject: added inodewatch from warstories --- testsuite/systemtap.examples/general/inodewatch-simple.stp | 11 +++++++++++ 1 file changed, 11 insertions(+) create mode 100644 testsuite/systemtap.examples/general/inodewatch-simple.stp (limited to 'testsuite/systemtap.examples/general/inodewatch-simple.stp') diff --git a/testsuite/systemtap.examples/general/inodewatch-simple.stp b/testsuite/systemtap.examples/general/inodewatch-simple.stp new file mode 100644 index 00000000..5f81008d --- /dev/null +++ b/testsuite/systemtap.examples/general/inodewatch-simple.stp @@ -0,0 +1,11 @@ +probe kernel.function ("vfs_write"), + kernel.function ("vfs_read") +{ + dev_nr = $file->f_dentry->d_inode->i_sb->s_dev + inode_nr = $file->f_dentry->d_inode->i_ino + if (dev_nr == ($1 << 20 | $2) # major/minor device + && inode_nr == $3) + printf ("%s(%d) %s 0x%x/%u\n", + execname(), pid(), probefunc(), dev_nr, inode_nr) +} + stap -p4 para-callgraph.stp sys_read '*@fs/*.c' -- cgit