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f2fs: write SSA pages under memory pressure 

Under memory pressure, we don't need to skip SSA page writes.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim 2014-11-19 11:03:34 -08:00
parent 27c6bd60ac
commit 857dc4e059
1 changed files with 4 additions and 1 deletions
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5
fs/f2fs/checkpoint.c
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@ -178,7 +178,7 @@ static int f2fs_write_meta_page(struct page *page,
if (unlikely(sbi->por_doing)) if (unlikely(sbi->por_doing))
goto redirty_out; goto redirty_out;
if (wbc->for_reclaim) if (wbc->for_reclaim && page->index < GET_SUM_BLOCK(sbi, 0))
goto redirty_out; goto redirty_out;
if (unlikely(f2fs_cp_error(sbi))) if (unlikely(f2fs_cp_error(sbi)))
goto redirty_out; goto redirty_out;
@ -187,6 +187,9 @@ static int f2fs_write_meta_page(struct page *page,
write_meta_page(sbi, page); write_meta_page(sbi, page);
dec_page_count(sbi, F2FS_DIRTY_META); dec_page_count(sbi, F2FS_DIRTY_META);
unlock_page(page); unlock_page(page);
if (wbc->for_reclaim)
f2fs_submit_merged_bio(sbi, META, WRITE);
return 0; return 0;
redirty_out: redirty_out: