Merge branch 'jc/doc-log-rev-list-options' into maint

"git log --help" used to show rev-list options that are irrelevant
to the "log" command.

* jc/doc-log-rev-list-options:
Documentation: what does "git log --indexed-objects" even mean?

diff --combined Documentation/rev-list-options.txt
index 2984f407a9f3084235fd0207a82ea44a424942ed,c88d5e142cc5ae9d56e51bbf4b072a2aa0d5dfd1..97ef2e8e71c1f8898453df4ed81877434097f7a1
--- 1/Documentation/rev-list-options.txt
--- 2/Documentation/rev-list-options.txt
+++ b/Documentation/rev-list-options.txt
@@@ -160,7 -160,7 +160,7 @@@ parents) and `--max-parents=-1` (negati
        consider. Repetitions of this option accumulate exclusion patterns
        up to the next `--all`, `--branches`, `--tags`, `--remotes`, or
        `--glob` option (other options or arguments do not clear
 -      accumlated patterns).
 +      accumulated patterns).
  +
  The patterns given should not begin with `refs/heads`, `refs/tags`, or
  `refs/remotes` when applied to `--branches`, `--tags`, or `--remotes`,
@@@ -172,11 -172,6 +172,6 @@@ explicitly
        Pretend as if all objects mentioned by reflogs are listed on the
        command line as `<commit>`.
  
- --indexed-objects::
-       Pretend as if all trees and blobs used by the index are listed
-       on the command line.  Note that you probably want to use
-       `--objects`, too.
- 
  --ignore-missing::
        Upon seeing an invalid object name in the input, pretend as if
        the bad input was not given.
@@@ -644,6 -639,7 +639,7 @@@ Object Traversa
  
  These options are mostly targeted for packing of Git repositories.
  
+ ifdef::git-rev-list[]
  --objects::
        Print the object IDs of any object referenced by the listed
        commits.  `--objects foo ^bar` thus means ``send me
@@@ -653,18 -649,19 +649,24 @@@
  --objects-edge::
        Similar to `--objects`, but also print the IDs of excluded
        commits prefixed with a ``-'' character.  This is used by
 -      linkgit:git-pack-objects[1] to build ``thin'' pack, which records
 +      linkgit:git-pack-objects[1] to build a ``thin'' pack, which records
        objects in deltified form based on objects contained in these
        excluded commits to reduce network traffic.
  
 +--objects-edge-aggressive::
 +      Similar to `--objects-edge`, but it tries harder to find excluded
 +      commits at the cost of increased time.  This is used instead of
 +      `--objects-edge` to build ``thin'' packs for shallow repositories.
 +
+ --indexed-objects::
+       Pretend as if all trees and blobs used by the index are listed
+       on the command line.  Note that you probably want to use
+       `--objects`, too.
+ 
  --unpacked::
        Only useful with `--objects`; print the object IDs that are not
        in packs.
+ endif::git-rev-list[]
  
  --no-walk[=(sorted|unsorted)]::
        Only show the given commits, but do not traverse their ancestors.