From: Karel Zak <kzak@redhat.com>
Date: Fri, 24 Feb 2012 20:30:22 +0000 (+0100)
Subject: libmount: optimize for paths with tailing slash
X-Git-Tag: v2.22-rc1~751
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ea371ea30e873f553bd4666f1e8f7b0620dc5345;p=thirdparty%2Futil-linux.git

libmount: optimize for paths with tailing slash

mnt_table_find_target() canonicalizes paths by libmnt cache, but it's
overkill if the difference between paths is tailing slash only.

Signed-off-by: Karel Zak <kzak@redhat.com>
---

diff --git a/libmount/src/tab.c b/libmount/src/tab.c
index f10c1de475..66a9e4dcdb 100644
--- a/libmount/src/tab.c
+++ b/libmount/src/tab.c
@@ -438,7 +438,7 @@ struct libmnt_fs *mnt_table_find_target(struct libmnt_table *tb, const char *pat
 	/* native @target */
 	mnt_reset_iter(&itr, direction);
 	while(mnt_table_next_fs(tb, &itr, &fs) == 0) {
-		if (fs->target && strcmp(fs->target, path) == 0)
+		if (fs->target && streq_except_trailing_slash(fs->target, path))
 			return fs;
 	}
 	if (!tb->cache || !(cn = mnt_resolve_path(path, tb->cache)))