Messages in this thread Patch in this message | | | From | Jaegeuk Kim <> | Subject | [PATCH 3/3] f2fs: write SSA pages under memory pressure | Date | Wed, 19 Nov 2014 14:35:10 -0800 |
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Under memory pressure, we don't need to skip SSA page writes.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org> --- fs/f2fs/checkpoint.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index 838e8ed..20a917b 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -178,7 +178,7 @@ static int f2fs_write_meta_page(struct page *page, if (unlikely(sbi->por_doing)) goto redirty_out; - if (wbc->for_reclaim) + if (wbc->for_reclaim && page->index < GET_SUM_BLOCK(sbi, 0)) goto redirty_out; if (unlikely(f2fs_cp_error(sbi))) goto redirty_out; @@ -187,6 +187,9 @@ static int f2fs_write_meta_page(struct page *page, write_meta_page(sbi, page); dec_page_count(sbi, F2FS_DIRTY_META); unlock_page(page); + + if (wbc->for_reclaim) + f2fs_submit_merged_bio(sbi, META, WRITE); return 0; redirty_out: -- 2.1.1
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