diff options
| author | mjg <mjg@ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f> | 2020-10-30 14:02:56 +0000 |
|---|---|---|
| committer | mjg <mjg@ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f> | 2020-10-30 14:02:56 +0000 |
| commit | 3ca960425a8b504cf44652a54c179609097db000 (patch) | |
| tree | 240c5b4f6bb6a2a4335de4efa653786ee1833d8a | |
| parent | f732276de5f1ab4e2190957e7ab8f86c2e8303a3 (diff) | |
| download | freebsd-3ca960425a8b504cf44652a54c179609097db000.tar.gz freebsd-3ca960425a8b504cf44652a54c179609097db000.tar.bz2 | |
vfs: change vnode poll to just a malloc type
The size is 120, close fit for 128 and rarely used. The infrequent use
avoidably populates per-CPU caches and ends up with more memory.
git-svn-id: http://svn.freebsd.org/base/head@367164 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
| -rw-r--r-- | sys/kern/vfs_subr.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/sys/kern/vfs_subr.c b/sys/kern/vfs_subr.c index d9814fc23bd..1a6536faa64 100644 --- a/sys/kern/vfs_subr.c +++ b/sys/kern/vfs_subr.c @@ -228,7 +228,7 @@ static smr_t buf_trie_smr; /* Zone for allocation of new vnodes - used exclusively by getnewvnode() */ static uma_zone_t vnode_zone; -static uma_zone_t vnodepoll_zone; +MALLOC_DEFINE(M_VNODEPOLL, "VN POLL", "vnode poll"); __read_frequently smr_t vfs_smr; @@ -660,8 +660,6 @@ vntblinit(void *dummy __unused) vnode_zone = uma_zcreate("VNODE", sizeof (struct vnode), NULL, NULL, vnode_init, vnode_fini, UMA_ALIGN_PTR, 0); uma_zone_set_smr(vnode_zone, vfs_smr); - vnodepoll_zone = uma_zcreate("VNODEPOLL", sizeof (struct vpollinfo), - NULL, NULL, NULL, NULL, UMA_ALIGN_PTR, 0); /* * Preallocate enough nodes to support one-per buf so that * we can not fail an insert. reassignbuf() callers can not @@ -4788,7 +4786,7 @@ destroy_vpollinfo_free(struct vpollinfo *vi) knlist_destroy(&vi->vpi_selinfo.si_note); mtx_destroy(&vi->vpi_lock); - uma_zfree(vnodepoll_zone, vi); + free(vi, M_VNODEPOLL); } static void @@ -4810,7 +4808,7 @@ v_addpollinfo(struct vnode *vp) if (vp->v_pollinfo != NULL) return; - vi = uma_zalloc(vnodepoll_zone, M_WAITOK | M_ZERO); + vi = malloc(sizeof(*vi), M_VNODEPOLL, M_WAITOK | M_ZERO); mtx_init(&vi->vpi_lock, "vnode pollinfo", NULL, MTX_DEF); knlist_init(&vi->vpi_selinfo.si_note, vp, vfs_knllock, vfs_knlunlock, vfs_knl_assert_locked, vfs_knl_assert_unlocked); |