John Jolly

When using the ls userspace program to list a specific device file, nothing would be displayed. This was because ls only tests for T_FILE and T_DIR. T_DEVICE files would fall...

**Please verify that the error is present in the most recent revision before reporting.** **Chapter number or note title:** Error in Chapter 2, Section 2.6 **Page number:** Error at the...

Problem: When debugging xv6, many variables could not be examined and would return the message "optimized out". For example, in the `readi` function of `kernel/fs.c` the variable `m` is optimized...

I wanted to give my students the ability to download the binary and hexadecimal files after assembling the code. The traditional LC-3 assembler creates both the binary and hexadecimal files...

fix(cmake): Fix lua lpeg library search on MacOS

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Problem: CMake is unable to find the LUA lpeg library on a MacOS system. Cause: The lua-lpeg build process installs the library as `lpeg.so`. The CMake `find_library()` API defaults to...