From 03dd4cb26d967f9588437b0fc9cc0e8353322bb7 Mon Sep 17 00:00:00 2001
From: André Fabian Silva Delgado <emulatorman@parabola.nu>
Date: Fri, 25 Mar 2016 03:53:42 -0300
Subject: Linux-libre 4.5-gnu

---
 fs/gfs2/glock.c | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

(limited to 'fs/gfs2/glock.c')

diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
index 32e74710b..a4ff7b56f 100644
--- a/fs/gfs2/glock.c
+++ b/fs/gfs2/glock.c
@@ -446,7 +446,7 @@ __acquires(&gl->gl_lockref.lock)
 {
 	const struct gfs2_glock_operations *glops = gl->gl_ops;
 	struct gfs2_sbd *sdp = gl->gl_name.ln_sbd;
-	unsigned int lck_flags = gh ? gh->gh_flags : 0;
+	unsigned int lck_flags = (unsigned int)(gh ? gh->gh_flags : 0);
 	int ret;
 
 	lck_flags &= (LM_FLAG_TRY | LM_FLAG_TRY_1CB | LM_FLAG_NOEXP |
@@ -750,7 +750,7 @@ again:
  *
  */
 
-void gfs2_holder_init(struct gfs2_glock *gl, unsigned int state, unsigned flags,
+void gfs2_holder_init(struct gfs2_glock *gl, unsigned int state, u16 flags,
 		      struct gfs2_holder *gh)
 {
 	INIT_LIST_HEAD(&gh->gh_list);
@@ -774,7 +774,7 @@ void gfs2_holder_init(struct gfs2_glock *gl, unsigned int state, unsigned flags,
  *
  */
 
-void gfs2_holder_reinit(unsigned int state, unsigned flags, struct gfs2_holder *gh)
+void gfs2_holder_reinit(unsigned int state, u16 flags, struct gfs2_holder *gh)
 {
 	gh->gh_state = state;
 	gh->gh_flags = flags;
@@ -1080,7 +1080,7 @@ void gfs2_glock_dq_uninit(struct gfs2_holder *gh)
 
 int gfs2_glock_nq_num(struct gfs2_sbd *sdp, u64 number,
 		      const struct gfs2_glock_operations *glops,
-		      unsigned int state, int flags, struct gfs2_holder *gh)
+		      unsigned int state, u16 flags, struct gfs2_holder *gh)
 {
 	struct gfs2_glock *gl;
 	int error;
@@ -1417,14 +1417,14 @@ static struct shrinker glock_shrinker = {
 static void glock_hash_walk(glock_examiner examiner, const struct gfs2_sbd *sdp)
 {
 	struct gfs2_glock *gl;
-	struct rhash_head *pos, *next;
+	struct rhash_head *pos;
 	const struct bucket_table *tbl;
 	int i;
 
 	rcu_read_lock();
 	tbl = rht_dereference_rcu(gl_hash_table.tbl, &gl_hash_table);
 	for (i = 0; i < tbl->size; i++) {
-		rht_for_each_entry_safe(gl, pos, next, tbl, i, gl_node) {
+		rht_for_each_entry_rcu(gl, pos, tbl, i, gl_node) {
 			if ((gl->gl_name.ln_sbd == sdp) &&
 			    lockref_get_not_dead(&gl->gl_lockref))
 				examiner(gl);
@@ -1506,7 +1506,9 @@ void gfs2_gl_hash_clear(struct gfs2_sbd *sdp)
 	flush_workqueue(glock_workqueue);
 	glock_hash_walk(clear_glock, sdp);
 	flush_workqueue(glock_workqueue);
-	wait_event(sdp->sd_glock_wait, atomic_read(&sdp->sd_glock_disposal) == 0);
+	wait_event_timeout(sdp->sd_glock_wait,
+			   atomic_read(&sdp->sd_glock_disposal) == 0,
+			   HZ * 600);
 	glock_hash_walk(dump_glock_func, sdp);
 }
 
@@ -1539,7 +1541,7 @@ static const char *state2str(unsigned state)
 	return "??";
 }
 
-static const char *hflags2str(char *buf, unsigned flags, unsigned long iflags)
+static const char *hflags2str(char *buf, u16 flags, unsigned long iflags)
 {
 	char *p = buf;
 	if (flags & LM_FLAG_TRY)
-- 
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