klibc - Mar 2020 - [klibc:update-dash] dash: [OUTPUT] Add likely tag in outmem

Commit-ID:  47458a252e45651bcf39282172ee688073234959
Gitweb:    
http://git.kernel.org/?p=libs/klibc/klibc.git;a=commit;h=47458a252e45651bcf39282172ee688073234959
Author:     Herbert Xu <herbert at gondor.apana.org.au>
AuthorDate: Mon, 27 Oct 2014 15:42:23 +0800
Committer:  Ben Hutchings <ben at decadent.org.uk>
CommitDate: Sat, 28 Mar 2020 21:42:54 +0000

[klibc] dash: [OUTPUT] Add likely tag in outmem

[ dash commit 53151f00720d5cd2df8cf196f4523d4f5b831598 ]

The branch in outmem where the string fits in the buffer is the
common case and is now marked as likely.

Signed-off-by: Herbert Xu <herbert at gondor.apana.org.au>
Signed-off-by: Ben Hutchings <ben at decadent.org.uk>

---
 usr/dash/output.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/usr/dash/output.c b/usr/dash/output.c
index 6618cc33..f9d87a6a 100644
--- a/usr/dash/output.c
+++ b/usr/dash/output.c
@@ -144,7 +144,7 @@ outmem(const char *p, size_t len, struct output *dest)
 	size_t nleft;
 
 	nleft = dest->end - dest->nextc;
-	if (nleft >= len) {
+	if (likely(nleft >= len)) {
 buffered:
 		dest->nextc = mempcpy(dest->nextc, p, len);
 		return;