Date: Sat, 17 Oct 2020 00:27:26 +0000 (UTC) From: Mateusz Guzik <mjg@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r366776 - head/sys/kern Message-ID: <202010170027.09H0RQEb053794@repo.freebsd.org>
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Author: mjg Date: Sat Oct 17 00:27:26 2020 New Revision: 366776 URL: https://svnweb.freebsd.org/changeset/base/366776 Log: cache: add a probe reporting addition of duplicate entries Modified: head/sys/kern/vfs_cache.c Modified: head/sys/kern/vfs_cache.c ============================================================================== --- head/sys/kern/vfs_cache.c Sat Oct 17 00:10:13 2020 (r366775) +++ head/sys/kern/vfs_cache.c Sat Oct 17 00:27:26 2020 (r366776) @@ -82,6 +82,8 @@ __FBSDID("$FreeBSD$"); SDT_PROVIDER_DECLARE(vfs); SDT_PROBE_DEFINE3(vfs, namecache, enter, done, "struct vnode *", "char *", "struct vnode *"); +SDT_PROBE_DEFINE3(vfs, namecache, enter, duplicate, "struct vnode *", "char *", + "struct vnode *"); SDT_PROBE_DEFINE2(vfs, namecache, enter_negative, done, "struct vnode *", "char *"); SDT_PROBE_DEFINE2(vfs, namecache, fullpath_smr, hit, "struct vnode *", @@ -2001,6 +2003,8 @@ cache_enter_time(struct vnode *dvp, struct vnode *vp, } } #endif + SDT_PROBE3(vfs, namecache, enter, duplicate, dvp, ncp->nc_name, + vp); goto out_unlock_free; } }
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