Chinna

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Chinna has asked 19 questions and find answers to 14 problems.

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Chinna questions

why first part in a label should be statement? and why not declaration?
Can I call dma_unmap_single after dma_sync_single_for_cpu?
Why define a macro insted of using directly?(Please see description for what exactly i want)
Performance difference when accessing using pointer and double pointer
Which one of the following macros is safe and why?
error: aggregate value used where an integer was expected
Why printf() is printing 0 instead of 10 in following code? [duplicate]
In case of bit fields, which one is better to use, unsigned char or unsigned int and why?
How allocate memory which is page size aligned?
Why does this function cast an int argument to a volatile pointer and immediately dereferences it?

Chinna answers

Is there any difference between "&&" and "and"? [duplicate]
why clear interrput flag cause segmentation fault in C?
Need more information about Aborted (core dumped)
Data type promotion or demotion in C