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authorNathan Scott <nathans@sgi.com>2005-05-05 16:30:13 -0400
committerChristoph Hellwig <hch@melbourne.sgi.com>2005-05-05 16:30:13 -0400
commitabd0cf7aeaaf8a15d9777e65606b6076868b6186 (patch)
tree6ee2f3ee4fb4bcb6f922b80e03f69488254a469e /fs/xfs
parent764433b7f1cf5d7b5e27ceb4f5546042e1f4acc7 (diff)
[XFS] Resolve an issue with xfsbufd not getting along with swsusp.
SGI Modid: xfs-linux:xfs-kern:22342a Signed-off-by: Nathan Scott <nathans@sgi.com> Signed-off-by: Christoph Hellwig <hch@sgi.com>
Diffstat (limited to 'fs/xfs')
-rw-r--r--fs/xfs/linux-2.6/xfs_buf.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/fs/xfs/linux-2.6/xfs_buf.c b/fs/xfs/linux-2.6/xfs_buf.c
index 23e0eb67fc25..997963e53622 100644
--- a/fs/xfs/linux-2.6/xfs_buf.c
+++ b/fs/xfs/linux-2.6/xfs_buf.c
@@ -1746,13 +1746,15 @@ STATIC DECLARE_COMPLETION(pagebuf_daemon_done);
1746STATIC struct task_struct *pagebuf_daemon_task; 1746STATIC struct task_struct *pagebuf_daemon_task;
1747STATIC int pagebuf_daemon_active; 1747STATIC int pagebuf_daemon_active;
1748STATIC int force_flush; 1748STATIC int force_flush;
1749 1749STATIC int force_sleep;
1750 1750
1751STATIC int 1751STATIC int
1752pagebuf_daemon_wakeup( 1752pagebuf_daemon_wakeup(
1753 int priority, 1753 int priority,
1754 unsigned int mask) 1754 unsigned int mask)
1755{ 1755{
1756 if (force_sleep)
1757 return 0;
1756 force_flush = 1; 1758 force_flush = 1;
1757 barrier(); 1759 barrier();
1758 wake_up_process(pagebuf_daemon_task); 1760 wake_up_process(pagebuf_daemon_task);
@@ -1778,7 +1780,12 @@ pagebuf_daemon(
1778 1780
1779 INIT_LIST_HEAD(&tmp); 1781 INIT_LIST_HEAD(&tmp);
1780 do { 1782 do {
1781 try_to_freeze(PF_FREEZE); 1783 if (unlikely(current->flags & PF_FREEZE)) {
1784 force_sleep = 1;
1785 refrigerator(PF_FREEZE);
1786 } else {
1787 force_sleep = 0;
1788 }
1782 1789
1783 set_current_state(TASK_INTERRUPTIBLE); 1790 set_current_state(TASK_INTERRUPTIBLE);
1784 schedule_timeout((xfs_buf_timer_centisecs * HZ) / 100); 1791 schedule_timeout((xfs_buf_timer_centisecs * HZ) / 100);