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authorJens Axboe <axboe@kernel.dk>2021-10-12 09:24:29 -0600
committerJens Axboe <axboe@kernel.dk>2021-10-18 14:40:40 -0600
commit5a72e899ceb465d731c413d57c6c12cdbf88303c (patch)
treeb6e745cb41973b698104f1b3b1d20684edb47395 /mm
parent013a7f95438144f4ab39a1017a0bff2765d2551a (diff)
downloadlinux-next-5a72e899ceb465d731c413d57c6c12cdbf88303c.tar.gz
block: add a struct io_comp_batch argument to fops->iopoll()
struct io_comp_batch contains a list head and a completion handler, which will allow completions to more effciently completed batches of IO. For now, no functional changes in this patch, we just define the io_comp_batch structure and add the argument to the file_operations iopoll handler. Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'mm')
-rw-r--r--mm/page_io.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/page_io.c b/mm/page_io.c
index a68faab5b310..6010fb07f231 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -424,7 +424,7 @@ int swap_readpage(struct page *page, bool synchronous)
if (!READ_ONCE(bio->bi_private))
break;
- if (!bio_poll(bio, 0))
+ if (!bio_poll(bio, NULL, 0))
blk_io_schedule();
}
__set_current_state(TASK_RUNNING);