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Merge branch 'for-linus' of git://oss.sgi.com/xfs/xfs

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* 'for-linus' of git://oss.sgi.com/xfs/xfs:
  xfs: use proper interfaces for on-stack plugging
  xfs: fix xfs_debug warnings
  xfs: fix variable set but not used warnings
  xfs: convert log tail checking to a warning
  xfs: catch bad block numbers freeing extents.
  xfs: push the AIL from memory reclaim and periodic sync
  xfs: clean up code layout in xfs_trans_ail.c
  xfs: convert the xfsaild threads to a workqueue
  xfs: introduce background inode reclaim work
  xfs: convert ENOSPC inode flushing to use new syncd workqueue
  xfs: introduce a xfssyncd workqueue
  xfs: fix extent format buffer allocation size
  xfs: fix unreferenced var error in xfs_buf.c

Also, applied patch from Tony Luck that fixes ia64:
  xfs_destroy_workqueues() should not be tagged with__exit
in the branch before merging.
This commit is contained in:
Linus Torvalds
2011-04-11 15:48:57 -07:00
parent a97b52022a 39411f81ee
commit 1e05ff020f
17 changed files with 531 additions and 507 deletions
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fs/xfs/linux-2.6/xfs_buf.c
+9 -15
View File
@@ -293,7 +293,6 @@ xfs_buf_allocate_memory(
size_t nbytes, offset;
gfp_t gfp_mask = xb_to_gfp(flags);
unsigned short page_count, i;
pgoff_t first;
xfs_off_t end;
int error;
@@ -333,7 +332,6 @@ use_alloc_page:
return error;
offset = bp->b_offset;
first = bp->b_file_offset >> PAGE_SHIFT;
bp->b_flags |= _XBF_PAGES;
for (i = 0; i < bp->b_page_count; i++) {
@@ -657,8 +655,6 @@ xfs_buf_readahead(
xfs_off_t ioff,
size_t isize)
{
struct backing_dev_info *bdi;
if (bdi_read_congested(target->bt_bdi))
return;
@@ -919,8 +915,6 @@ xfs_buf_lock(
if (atomic_read(&bp->b_pin_count) && (bp->b_flags & XBF_STALE))
xfs_log_force(bp->b_target->bt_mount, 0);
if (atomic_read(&bp->b_io_remaining))
blk_flush_plug(current);
down(&bp->b_sema);
XB_SET_OWNER(bp);
@@ -1309,8 +1303,6 @@ xfs_buf_iowait(
{
trace_xfs_buf_iowait(bp, _RET_IP_);
if (atomic_read(&bp->b_io_remaining))
blk_flush_plug(current);
wait_for_completion(&bp->b_iowait);
trace_xfs_buf_iowait_done(bp, _RET_IP_);
@@ -1747,8 +1739,8 @@ xfsbufd(
do {
long age = xfs_buf_age_centisecs * msecs_to_jiffies(10);
long tout = xfs_buf_timer_centisecs * msecs_to_jiffies(10);
int count = 0;
struct list_head tmp;
struct blk_plug plug;
if (unlikely(freezing(current))) {
set_bit(XBT_FORCE_SLEEP, &target->bt_flags);
@@ -1764,16 +1756,15 @@ xfsbufd(
xfs_buf_delwri_split(target, &tmp, age);
list_sort(NULL, &tmp, xfs_buf_cmp);
blk_start_plug(&plug);
while (!list_empty(&tmp)) {
struct xfs_buf *bp;
bp = list_first_entry(&tmp, struct xfs_buf, b_list);
list_del_init(&bp->b_list);
xfs_bdstrat_cb(bp);
count++;
}
if (count)
blk_flush_plug(current);
blk_finish_plug(&plug);
} while (!kthread_should_stop());
return 0;
@@ -1793,6 +1784,7 @@ xfs_flush_buftarg(
int pincount = 0;
LIST_HEAD(tmp_list);
LIST_HEAD(wait_list);
struct blk_plug plug;
xfs_buf_runall_queues(xfsconvertd_workqueue);
xfs_buf_runall_queues(xfsdatad_workqueue);
@@ -1807,6 +1799,8 @@ xfs_flush_buftarg(
* we do that after issuing all the IO.
*/
list_sort(NULL, &tmp_list, xfs_buf_cmp);
blk_start_plug(&plug);
while (!list_empty(&tmp_list)) {
bp = list_first_entry(&tmp_list, struct xfs_buf, b_list);
ASSERT(target == bp->b_target);
@@ -1817,10 +1811,10 @@ xfs_flush_buftarg(
}
xfs_bdstrat_cb(bp);
}
blk_finish_plug(&plug);
if (wait) {
/* Expedite and wait for IO to complete. */
blk_flush_plug(current);
/* Wait for IO to complete. */
while (!list_empty(&wait_list)) {
bp = list_first_entry(&wait_list, struct xfs_buf, b_list);