It needs to write node pages if checkpoint is not doing in order to avoid memory pressure.
Signed-off-by: Jaegeuk Kim <[email protected]> --- fs/f2fs/node.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c index 4ea2c47..6f514fb 100644 --- a/fs/f2fs/node.c +++ b/fs/f2fs/node.c @@ -1314,10 +1314,12 @@ static int f2fs_write_node_page(struct page *page, return 0; } - if (wbc->for_reclaim) - goto redirty_out; - - down_read(&sbi->node_write); + if (wbc->for_reclaim) { + if (!down_read_trylock(&sbi->node_write)) + goto redirty_out; + } else { + down_read(&sbi->node_write); + } set_page_writeback(page); write_node_page(sbi, page, &fio, nid, ni.blk_addr, &new_addr); set_node_addr(sbi, &ni, new_addr, is_fsync_dnode(page)); -- 2.1.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
