Clarify that fixed-point.h is a new file in the reference solution.

[pintos-anon] / doc / threads.texi

diff --git a/doc/threads.texi b/doc/threads.texi
index e6e64f14532360ce098fc85670e053d3b4ebcede..fe54d77e82fd53d14c89a0ccef4b88fee8503c29 100644 (file)
--- a/doc/threads.texi
+++ b/doc/threads.texi
@@ -185,8 +185,8 @@ project 3.  For now, you can ignore it.
 
 @item flags.h
 Macros that define a few bits in the 80@var{x}86 ``flags'' register.
-Probably of no interest.  See @bibref{IA32-v1}, section 3.4.3, for more
-information.
+Probably of no interest.  See @bibref{IA32-v1}, section 3.4.3, ``EFLAGS
+Register,'' for more information.
 @end table
 
 @menu
@@ -511,7 +511,8 @@ must be active, but we must be able to choose the 4.4@acronym{BSD}
 scheduler
 with the @option{-mlfqs} kernel option.  Passing this
 option sets @code{enable_mlfqs}, declared in @file{threads/init.h}, to
-true.
+true when the options are parsed by @func{parse_options}, which happens
+midway through @func{main}.
 
 When the 4.4@acronym{BSD} scheduler is enabled, threads no longer
 directly control their own priorities.  The @var{priority} argument to
@@ -546,6 +547,8 @@ modified by the reference solution.
  5 files changed, 440 insertions(+), 29 deletions(-)
 @end verbatim
 
+@file{fixed-point.h} is a new file added by the reference solution.
+
 @item How do I update the @file{Makefile}s when I add a new source file?
 
 @anchor{Adding Source Files}
@@ -681,8 +684,8 @@ If multiple threads have the same highest priority,
 
 Priority donation only changes the priority of the donee
 thread.  The donor thread's priority is unchanged.  
-Priority donation is not additive: if thread @var{A} (with priority 5) donates
-to thread @var{B} (with priority 3), then @var{B}'s new priority is 5, not 8.
+Priority donation is not additive: if thread @var{A} (with priority 3) donates
+to thread @var{B} (with priority 5), then @var{B}'s new priority is 3, not 8.
 
 @item Can a thread's priority change while it is on the ready queue?