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On Sunday 22 January 2006 14:09, Deepak Madhusudan wrote: > Hi All, > I am writing a serialdriver in FED 3 (2.6.9 kernel) which acts as a > serial interface between the codec and the application. We have > written an Interrupt Service Routine to handle the interrupts of the > hardware.The problem what I am facing is: by default FED3(2.6.9) comes > with the following option enabled in its kernel configuration. > > Processor type and features ------------> > [* ] 4GB kernel-space and 4GB user-space virtual memory support. > > If this option is enabled my driver will get hanged and again I have > to reboot my system.when I checked the flow of my diver it isgoing up > to ISR and when the interrupt occurs it is hanging. When I disabled > the above option and I recompiled the kernel my driver was able to > work without any problem. > [snip] > > Since by default in FED3 and FED4 the specified options will come > enabled I cannot ask the user of my driver to disable the above option > and to recompile the kernel to use my driver.Please can you help me in > this regard. I think the problem may be with the kernel stack size. > please give me the suggestions. waiting for the reply. Please send us the source of your driver -- vda - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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