diff --git a/.gitignore b/.gitignore
index 1a9090bffc095abef71bf7a4121d69bfa4372174..5382e742719be2ca7285898d70d9bf0fd367c247 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,6 +28,7 @@ git-diff-files
 git-diff-index
 git-diff-stages
 git-diff-tree
+git-describe
 git-fetch
 git-fetch-pack
 git-findtags
diff --git a/Documentation/git-commit.txt b/Documentation/git-commit.txt
index e0ff74f648fa57bc1a6d100f886fca424051ce8a..e35984dfc7d5a5287ea8231b25c5c8256fb89011 100644
--- a/Documentation/git-commit.txt
+++ b/Documentation/git-commit.txt
@@ -25,7 +25,9 @@ information.
 OPTIONS
 -------
 -a|--all::
-	Update all paths in the index file.
+	Update all paths in the index file.  This flag notices
+	files that have been modified and deleted, but new files
+	you have not told about git are not affected.
 
 -c or -C <commit>::
 	Take existing commit object, and reuse the log message
diff --git a/Documentation/git-reset.txt b/Documentation/git-reset.txt
index c6a269b7ef56d830ad493467a63637b2afee9e83..315683a6d575bb158ec621d7677ff60bcdbce3eb 100644
--- a/Documentation/git-reset.txt
+++ b/Documentation/git-reset.txt
@@ -145,6 +145,32 @@ brings your index file and the working tree back to that state,
 and resets the tip of the branch to that commit.
 ------------
 
+Interrupted workflow::
++
+You can get interrupted by an ungent fix request while you are
+still in the middle of a large change.  The files in your
+working tree are not in any shape to be committed yet, but you
+need to get to the other branch for a quick bugfix.
++
+------------
+$ git checkout feature ;# you were working in "feature" branch and
+$ work work work       ;# got interrupted
+$ git commit -a -m 'snapshot WIP' <1>
+$ git checkout master
+$ fix fix fix
+$ git commit ;# commit with real log
+$ git checkout feature
+$ git reset --soft HEAD^ ;# go back to WIP state <2>
+$ git reset <3>
+
+<1> This commit will get blown away so a throw-away log message is OK.
+<2> This removes the 'WIP' commit from the commit history, and makes
+    your working tree in the state just before you made that snapshot.
+<3> After <2>, the index file still has all the WIP changes you
+    committed in <1>.  This sets it to the last commit you were
+    basing the WIP changes on.
+------------
+
 Author
 ------
 Written by Junio C Hamano <junkio@cox.net> and Linus Torvalds <torvalds@osdl.org>
@@ -156,4 +182,3 @@ Documentation by Junio C Hamano and the git-list <git@vger.kernel.org>.
 GIT
 ---
 Part of the gitlink:git[7] suite
-
diff --git a/Documentation/pull-fetch-param.txt b/Documentation/pull-fetch-param.txt
index b5b979242ca809d121ef10826ab083159ea2195c..4524fee6f2d18cc37efb110a3400d5130b95b742 100644
--- a/Documentation/pull-fetch-param.txt
+++ b/Documentation/pull-fetch-param.txt
@@ -134,9 +134,9 @@ is often useful.
 +
 Some short-cut notations are also supported.
 +
-* For backward compatibility, `tag` is almost ignored;
-  it just makes the following parameter <tag> to mean a
-  refspec `refs/tags/<tag>:refs/tags/<tag>`.
+* `tag <tag>` means the same as `refs/tags/<tag>:refs/tags/<tag>`; 
+  used with pull or fetch, it requests fetching everything up to
+  the given tag.
 * A parameter <ref> without a colon is equivalent to
   <ref>: when pulling/fetching, and <ref>`:`<ref> when
   pushing.  That is, do not store it locally if
diff --git a/describe.c b/describe.c
index 1e764026b1554e03eacb0915efbf9b475a6e9c84..fabadb827fb5d7852028e5d8e437e315215f90b1 100644
--- a/describe.c
+++ b/describe.c
@@ -132,10 +132,11 @@ static void describe(char *arg)
 		if (n) {
 			printf("%s-g%s\n", n->path,
 			       find_unique_abbrev(cmit->object.sha1, abbrev));
-			break;
+			clear_commit_marks(cmit, SEEN);
+			return;
 		}
 	}
-	clear_commit_marks(cmit, SEEN);
+	die("cannot describe '%s'", sha1_to_hex(cmit->object.sha1));
 }
 
 int main(int argc, char **argv)
diff --git a/name-rev.c b/name-rev.c
index 65333d4166da845d8594d2dc397c0026eebe2421..bbadb91aa0f51fe1ef7135866912d806c70fc457 100644
--- a/name-rev.c
+++ b/name-rev.c
@@ -93,10 +93,11 @@ static int name_ref(const char *path, const unsigned char *sha1)
 	}
 	if (o && o->type == commit_type) {
 		struct commit *commit = (struct commit *)o;
-		const char *p;
 
-		while ((p = strchr(path, '/')))
-			path = p+1;
+		if (!strncmp(path, "refs/heads/", 11))
+			path = path + 11;
+		else if (!strncmp(path, "refs/", 5))
+			path = path + 5;
 
 		name_rev(commit, strdup(path), 0, 0, deref);
 	}
diff --git a/show-branch.c b/show-branch.c
index f43c4064699fb86e31dba2737d232e70330944d0..f1bce499baeb780fbea77e84b6bc14633c178180 100644
--- a/show-branch.c
+++ b/show-branch.c
@@ -496,7 +496,7 @@ static void append_one_rev(const char *av)
 		append_ref(av, revkey);
 		return;
 	}
-	if (strchr(av, '*') || strchr(av, '?')) {
+	if (strchr(av, '*') || strchr(av, '?') || strchr(av, '[')) {
 		/* glob style match */
 		int saved_matches = ref_name_cnt;
 		match_ref_pattern = av;
diff --git a/t/t6010-merge-base.sh b/t/t6010-merge-base.sh
index c3a9680e2efe632f6e7cc46c828a393eef959d44..1dce123aecd0baa4bbcf122b9a91c478d6e2ef53 100755
--- a/t/t6010-merge-base.sh
+++ b/t/t6010-merge-base.sh
@@ -46,14 +46,14 @@ H=$(doit 8 H $A $F)
 
 test_expect_success 'compute merge-base (single)' \
     'MB=$(git-merge-base G H) &&
-     expr "$(git-name-rev "$MB")" : "[0-9a-f]* B"'
+     expr "$(git-name-rev "$MB")" : "[0-9a-f]* tags/B"'
 
 test_expect_success 'compute merge-base (all)' \
     'MB=$(git-merge-base --all G H) &&
-     expr "$(git-name-rev "$MB")" : "[0-9a-f]* B"'
+     expr "$(git-name-rev "$MB")" : "[0-9a-f]* tags/B"'
 
 test_expect_success 'compute merge-base with show-branch' \
     'MB=$(git-show-branch --merge-base G H) &&
-     expr "$(git-name-rev "$MB")" : "[0-9a-f]* B"'
+     expr "$(git-name-rev "$MB")" : "[0-9a-f]* tags/B"'
 
 test_done
diff --git a/update-index.c b/update-index.c
index be87b99808355b8ada23df4a04edf5078d87d06f..a84a04f91855f1953f33cfa7573b7656e7c116b9 100644
--- a/update-index.c
+++ b/update-index.c
@@ -534,10 +534,17 @@ int main(int argc, const char **argv)
 		struct strbuf buf;
 		strbuf_init(&buf);
 		while (1) {
+			char *path_name;
 			read_line(&buf, stdin, line_termination);
 			if (buf.eof)
 				break;
-			update_one(buf.buf, prefix, prefix_length);
+			if (line_termination && buf.buf[0] == '"')
+				path_name = unquote_c_style(buf.buf, NULL);
+			else
+				path_name = buf.buf;
+			update_one(path_name, prefix, prefix_length);
+			if (path_name != buf.buf)
+				free(path_name);
 		}
 	}
 	if (active_cache_changed) {