Instead of importing an external _minix_kerninfo variable, any code
using the shared kernel page should now call get_minix_kerninfo(3).
Since this is the only logical name for such a function, rename the
previous get_minix_kerninfo call to ipc_minix_kerninfo.
Change-Id: I2e424b6fb55aa55d3da850187f1f7a0b7cbbf910
- report correct number of bytes written;
- correctly return partial writes on failure;
- do not overwrite result if there is a pending read.
Change-Id: I92aeeaee1eccb47c2aa2b6666a2f560c3cb17f42
