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authorJens Axboe <axboe@fb.com>2016-11-01 10:00:38 -0600
committerJens Axboe <axboe@fb.com>2016-11-02 10:24:03 -0600
commit7637241e651ec36e409412869f986dd5f097735f (patch)
treef91af371cfe570476ba301a33bcb4c3780c430b1 /mm/page_io.c
parent1d796d6a9641fbfcd90fcfaf6fb4894a13d0304f (diff)
downloadlinux-7637241e651ec36e409412869f986dd5f097735f.tar.bz2
writeback: add wbc_to_write_flags()
Add wbc_to_write_flags(), which returns the write modifier flags to use, based on a struct writeback_control. No functional changes in this patch, but it prepares us for factoring other wbc fields for write type. Signed-off-by: Jens Axboe <axboe@fb.com> Reviewed-by: Jan Kara <jack@suse.cz> Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'mm/page_io.c')
-rw-r--r--mm/page_io.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/mm/page_io.c b/mm/page_io.c
index a2651f58c86a..23f6d0d3470f 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -320,10 +320,7 @@ int __swap_writepage(struct page *page, struct writeback_control *wbc,
ret = -ENOMEM;
goto out;
}
- if (wbc->sync_mode == WB_SYNC_ALL)
- bio_set_op_attrs(bio, REQ_OP_WRITE, REQ_SYNC);
- else
- bio_set_op_attrs(bio, REQ_OP_WRITE, 0);
+ bio->bi_opf = REQ_OP_WRITE | wbc_to_write_flags(wbc);
count_vm_event(PSWPOUT);
set_page_writeback(page);
unlock_page(page);