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Merge branch 'writeback' of git://git.kernel.dk/linux-2.6-block

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* 'writeback' of git://git.kernel.dk/linux-2.6-block:
  writeback: writeback_inodes_sb() should use bdi_start_writeback()
  writeback: don't delay inodes redirtied by a fast dirtier
  writeback: make the super_block pinning more efficient
  writeback: don't resort for a single super_block in move_expired_inodes()
  writeback: move inodes from one super_block together
  writeback: get rid to incorrect references to pdflush in comments
  writeback: improve readability of the wb_writeback() continue/break logic
  writeback: cleanup writeback_single_inode()
  writeback: kupdate writeback shall not stop when more io is possible
  writeback: stop background writeback when below background threshold
  writeback: balance_dirty_pages() shall write more than dirtied pages
  fs: Fix busyloop in wb_writeback()
This commit is contained in:
Linus Torvalds
2009-09-25 09:27:30 -07:00
parent 53cddfcc0e 56a131dcf7
commit 6d7f18f6ea
5 changed files with 142 additions and 72 deletions
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5
mm/shmem.c
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@@ -1046,8 +1046,9 @@ static int shmem_writepage(struct page *page, struct writeback_control *wbc)
* sync from ever calling shmem_writepage; but a stacking filesystem
* may use the ->writepage of its underlying filesystem, in which case
* tmpfs should write out to swap only in response to memory pressure,
* and not for pdflush or sync. However, in those cases, we do still
* want to check if there's a redundant swappage to be discarded.
* and not for the writeback threads or sync. However, in those cases,
* we do still want to check if there's a redundant swappage to be
* discarded.
*/
if (wbc->for_reclaim)
swap = get_swap_page();