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Diffstat (limited to 'fs/jffs2/background.c')
-rw-r--r--fs/jffs2/background.c23
1 files changed, 14 insertions, 9 deletions
diff --git a/fs/jffs2/background.c b/fs/jffs2/background.c
index 404111b016c9..26ce06cd4d0f 100644
--- a/fs/jffs2/background.c
+++ b/fs/jffs2/background.c
@@ -47,7 +47,8 @@ int jffs2_start_garbage_collect_thread(struct jffs2_sb_info *c)
47 ret = PTR_ERR(tsk); 47 ret = PTR_ERR(tsk);
48 } else { 48 } else {
49 /* Wait for it... */ 49 /* Wait for it... */
50 D1(printk(KERN_DEBUG "JFFS2: Garbage collect thread is pid %d\n", tsk->pid)); 50 jffs2_dbg(1, "JFFS2: Garbage collect thread is pid %d\n",
51 tsk->pid);
51 wait_for_completion(&c->gc_thread_start); 52 wait_for_completion(&c->gc_thread_start);
52 ret = tsk->pid; 53 ret = tsk->pid;
53 } 54 }
@@ -60,7 +61,7 @@ void jffs2_stop_garbage_collect_thread(struct jffs2_sb_info *c)
60 int wait = 0; 61 int wait = 0;
61 spin_lock(&c->erase_completion_lock); 62 spin_lock(&c->erase_completion_lock);
62 if (c->gc_task) { 63 if (c->gc_task) {
63 D1(printk(KERN_DEBUG "jffs2: Killing GC task %d\n", c->gc_task->pid)); 64 jffs2_dbg(1, "jffs2: Killing GC task %d\n", c->gc_task->pid);
64 send_sig(SIGKILL, c->gc_task, 1); 65 send_sig(SIGKILL, c->gc_task, 1);
65 wait = 1; 66 wait = 1;
66 } 67 }
@@ -90,7 +91,7 @@ static int jffs2_garbage_collect_thread(void *_c)
90 if (!jffs2_thread_should_wake(c)) { 91 if (!jffs2_thread_should_wake(c)) {
91 set_current_state (TASK_INTERRUPTIBLE); 92 set_current_state (TASK_INTERRUPTIBLE);
92 spin_unlock(&c->erase_completion_lock); 93 spin_unlock(&c->erase_completion_lock);
93 D1(printk(KERN_DEBUG "jffs2_garbage_collect_thread sleeping...\n")); 94 jffs2_dbg(1, "%s(): sleeping...\n", __func__);
94 schedule(); 95 schedule();
95 } else 96 } else
96 spin_unlock(&c->erase_completion_lock); 97 spin_unlock(&c->erase_completion_lock);
@@ -109,7 +110,7 @@ static int jffs2_garbage_collect_thread(void *_c)
109 schedule_timeout_interruptible(msecs_to_jiffies(50)); 110 schedule_timeout_interruptible(msecs_to_jiffies(50));
110 111
111 if (kthread_should_stop()) { 112 if (kthread_should_stop()) {
112 D1(printk(KERN_DEBUG "jffs2_garbage_collect_thread(): kthread_stop() called.\n")); 113 jffs2_dbg(1, "%s(): kthread_stop() called\n", __func__);
113 goto die; 114 goto die;
114 } 115 }
115 116
@@ -126,26 +127,30 @@ static int jffs2_garbage_collect_thread(void *_c)
126 127
127 switch(signr) { 128 switch(signr) {
128 case SIGSTOP: 129 case SIGSTOP:
129 D1(printk(KERN_DEBUG "jffs2_garbage_collect_thread(): SIGSTOP received.\n")); 130 jffs2_dbg(1, "%s(): SIGSTOP received\n",
131 __func__);
130 set_current_state(TASK_STOPPED); 132 set_current_state(TASK_STOPPED);
131 schedule(); 133 schedule();
132 break; 134 break;
133 135
134 case SIGKILL: 136 case SIGKILL:
135 D1(printk(KERN_DEBUG "jffs2_garbage_collect_thread(): SIGKILL received.\n")); 137 jffs2_dbg(1, "%s(): SIGKILL received\n",
138 __func__);
136 goto die; 139 goto die;
137 140
138 case SIGHUP: 141 case SIGHUP:
139 D1(printk(KERN_DEBUG "jffs2_garbage_collect_thread(): SIGHUP received.\n")); 142 jffs2_dbg(1, "%s(): SIGHUP received\n",
143 __func__);
140 break; 144 break;
141 default: 145 default:
142 D1(printk(KERN_DEBUG "jffs2_garbage_collect_thread(): signal %ld received\n", signr)); 146 jffs2_dbg(1, "%s(): signal %ld received\n",
147 __func__, signr);
143 } 148 }
144 } 149 }
145 /* We don't want SIGHUP to interrupt us. STOP and KILL are OK though. */ 150 /* We don't want SIGHUP to interrupt us. STOP and KILL are OK though. */
146 disallow_signal(SIGHUP); 151 disallow_signal(SIGHUP);
147 152
148 D1(printk(KERN_DEBUG "jffs2_garbage_collect_thread(): pass\n")); 153 jffs2_dbg(1, "%s(): pass\n", __func__);
149 if (jffs2_garbage_collect_pass(c) == -ENOSPC) { 154 if (jffs2_garbage_collect_pass(c) == -ENOSPC) {
150 printk(KERN_NOTICE "No space for garbage collection. Aborting GC thread\n"); 155 printk(KERN_NOTICE "No space for garbage collection. Aborting GC thread\n");
151 goto die; 156 goto die;