On Wed, May 07, 2008 at 10:07:35AM +0300, Avi Nehori wrote: > I'm using 2.4.21 kernel (and also tried 2.6.18 with the same behavior). > the memory address is being written through a kernel module . > please see below : > > [0]kdb> md 0xa0f7bc94 > 0xa0f7bc94 00000000 00000001 00000003 00000000 ................ > [0]kdb> bpha 0xa0f7bc94 dataw 4 > [0]kdb> go > > > the breakpoint is not called even though the memory address being changed: > [0]kdb> md 0xa0f7bc94 > 0xa0f7bc94 00000064 00000001 00000003 00000000 d............... >
What does the 'bl' command show? It should show the debug register that the breakpoint was assigned to. You'll want to check it on all processors if you have a SMP machine. Please also use the 'rd d' command to display the contents of the debug registers on all processors. scott --------------------------- Use http://oss.sgi.com/ecartis to modify your settings or to unsubscribe.
