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revision 3064 by kumaneko, Fri Sep 25 08:55:35 2009 UTC revision 3131 by kumaneko, Tue Nov 3 03:51:07 2009 UTC
# Line 2167  Fix 2009/09/25 Line 2167  Fix 2009/09/25
2167        The learning mode with "CONFIG::learning={ max_entry=0 }" is almost        The learning mode with "CONFIG::learning={ max_entry=0 }" is almost
2168        the same with the permissive mode, only difference is "mode=learning"        the same with the permissive mode, only difference is "mode=learning"
2169        and "mode=permissive".        and "mode=permissive".
2170    
2171    Fix 2009/10/05
2172    
2173        @ Fix size truncation bug at ccs_memcmp().
2174    
2175          ccs_memcmp() was using "u8" for size parameter by error. Therefore, when
2176          size >= 256 was passed to ccs_memcmp(), it was doing partial comarison
2177          (incorrect result) or read overrun (CPU stall).
2178    
2179          ccs_memcmp() should use "size_t" for size parameter because size of
2180          "struct ccs_condition" may exceed 256 bytes if complicated condition was
2181          given.
2182    
2183    Fix 2009/10/08
2184    
2185        @ Add CONFIG_CCSECURITY_DEFAULT_LOADER option.
2186    
2187          I made the default policy loader's pathname ( /sbin/ccs-init )
2188          configurable.
2189    
2190        @ Add CONFIG_CCSECURITY_ALTERNATIVE_TRIGGER option.
2191    
2192          Some environments do not have /sbin/init . In such environments, we need
2193          to use different program's pathname (e.g. /init or /linuxrc ) as
2194          activation trigger.
2195    
2196          Thus, I made the alternative trigger ( /sbin/ccs-start ) configurable.
2197    
2198    Fix 2009/11/02
2199    
2200        @ Fix buffer contention.
2201    
2202          A permission like
2203    
2204            allow_env PATH if exec.envp["PATH"]="/"
2205    
2206          was not working since I was using the same buffer for both environment
2207          variable's name and value.
2208    
2209    Fix 2009/11/03
2210    
2211        @ Fix memory leak in ccs_write_address_group_policy().
2212    
2213          I forgot to call kfree() if same entry was added.
2214    
2215        @ Reduce mutexes.
2216    
2217          I was using mutex_lock()/mutex_unlock() so that I can use
2218          atomic_dec_and_test() for removing an element from a list.
2219          I moved that operation to garbage collector in order to reduce frequency
2220          of mutex_lock()/mutex_unlock() calls.

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