[PATCH/RFC 02/12] grep docs: grep accepts a <tree-ish>, not a <tree>

[Mark Lodato <lodatom@gmail.com>]

Also document that -p accepts a <commit> in the usage message.

Signed-off-by: Mark Lodato <lodatom@gmail.com>
---
 Documentation/git-grep.txt |    4 ++--
 builtin/commit-tree.c      |    2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/Documentation/git-grep.txt b/Documentation/git-grep.txt
index 4b32322..02d6306 100644
--- a/Documentation/git-grep.txt
+++ b/Documentation/git-grep.txt
@@ -21,7 +21,7 @@ SYNOPSIS
 	   [-A <post-context>] [-B <pre-context>] [-C <context>]
 	   [-f <file>] [-e] <pattern>
 	   [--and|--or|--not|(|)|-e <pattern>...]
-	   [--cached | --no-index | <tree>...]
+	   [--cached | --no-index | <tree-ish>...]
 	   [--] [<pathspec>...]
 
 DESCRIPTION
@@ -168,7 +168,7 @@ OPTIONS
 	Do not output matched lines; instead, exit with status 0 when
 	there is a match and with non-zero status when there isn't.
 
-<tree>...::
+<tree-ish>...::
 	Instead of searching tracked files in the working tree, search
 	blobs in the given trees.
 
diff --git a/builtin/commit-tree.c b/builtin/commit-tree.c
index 96a421e..770baa2 100644
--- a/builtin/commit-tree.c
+++ b/builtin/commit-tree.c
@@ -22,7 +22,7 @@ static void check_valid(unsigned char *sha1, enum object_type expect)
 		    typename(expect));
 }
 
-static const char commit_tree_usage[] = "git commit-tree <sha1> [-p <sha1>]* < changelog";
+static const char commit_tree_usage[] = "git commit-tree <tree-ish> [-p <commit>]* < changelog";
 
 static void new_parent(struct commit *parent, struct commit_list **parents_p)
 {
-- 
1.7.0.2