PAL.C.T MINI SHELL
#!/usr/bin/stap
global ATTR_MODE = 1
probe kernel.function("setattr_copy")!,
kernel.function("generic_setattr")!,
kernel.function("inode_setattr") {
dev_nr = $inode->i_sb->s_dev
inode_nr = $inode->i_ino
if (dev_nr == MKDEV($1,$2) # major/minor device
&& inode_nr == $3
&& $attr->ia_valid & ATTR_MODE)
printf ("%s(%d) %s 0x%x/%u %o %d\n",
execname(), pid(), ppfunc(), dev_nr, inode_nr, $attr->ia_mode, uid())
}
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