FIO bug

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The function static void get_file_system_type(struct fio_file *f)   (in file filesetup.c)
has a call to lstat(..) which if given a symbolic link will give information about the link 
instead of information about the target of the link.  In Solaris it is very common that the 
disk device nodes in /dev/dsk/ are symbolic links to files in /devices/... and so the call 
to lstat(..) will not properly identify a file as a block device instead of a normal file.  

A call to stat(..) on a filename that represents a block device will not return the proper 
size on Solaris.  Combined with the above-mentioned mis-identification of a link to a 
block device as a normal file, the function file_size(..) is invoked rather than a call
to bdev_size(..) and fio will not run properly.

Fix: Can the call to lstat(..) in get_file_system_type(..) be replaced by a call to stat(..)?

This happens on Open Solaris v10 x86_64.

Hal Tolley
 		 	   		  
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