svn commit: r357128 - head/sys/kern

Mateusz Guzik mjg at FreeBSD.org
Sun Jan 26 00:34:58 UTC 2020


Author: mjg
Date: Sun Jan 26 00:34:57 2020
New Revision: 357128
URL: https://svnweb.freebsd.org/changeset/base/357128

Log:
  vfs: predict vn_lock failure as unlikely in vget

Modified:
  head/sys/kern/vfs_subr.c

Modified: head/sys/kern/vfs_subr.c
==============================================================================
--- head/sys/kern/vfs_subr.c	Sun Jan 26 00:21:30 2020	(r357127)
+++ head/sys/kern/vfs_subr.c	Sun Jan 26 00:34:57 2020	(r357128)
@@ -2911,7 +2911,8 @@ vget_finish(struct vnode *vp, int flags, enum vgetstat
 		    __func__));
 	}
 
-	if ((error = vn_lock(vp, flags)) != 0) {
+	error = vn_lock(vp, flags);
+	if (__predict_false(error != 0)) {
 		if (vs == VGET_USECOUNT)
 			vrele(vp);
 		else


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