From: Michael Haggerty <mhagger@alum.mit.edu>
Date: Mon, 17 Oct 2011 02:38:10 +0000 (+0200)
Subject: write_ref_sha1(): only invalidate the loose ref cache
X-Git-Tag: v1.7.8-rc0~20^2~1
X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=8bf90dc9bdf3fb1d2b1b2eb46293a719a3638acb;p=git.git

write_ref_sha1(): only invalidate the loose ref cache

Since write_ref_sha1() can only write loose refs and cannot write
symbolic refs, there is no need for it to invalidate the packed ref
cache.

Suggested by: Martin Fick <mfick@codeaurora.org>
Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---

diff --git a/refs.c b/refs.c
index 2a21dc344..a888cea56 100644
--- a/refs.c
+++ b/refs.c
@@ -1534,7 +1534,7 @@ int write_ref_sha1(struct ref_lock *lock,
 		unlock_ref(lock);
 		return -1;
 	}
-	invalidate_ref_cache(NULL);
+	clear_loose_ref_cache(get_ref_cache(NULL));
 	if (log_ref_write(lock->ref_name, lock->old_sha1, sha1, logmsg) < 0 ||
 	    (strcmp(lock->ref_name, lock->orig_ref_name) &&
 	     log_ref_write(lock->orig_ref_name, lock->old_sha1, sha1, logmsg) < 0)) {