Fabio Erculiani
29 lines
825 B
Diff
29 lines
825 B
Diff
--- kernel/block-io.c.orig 2011-05-20 19:03:02.570704797 -0400
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+++ kernel/block-io.c 2011-05-20 19:06:10.260395174 -0400
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@@ -56,6 +56,7 @@
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struct request_queue *bdev_q = bdev_get_queue(bio_data->bdev);
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struct tio_work *tio_work;
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struct bio *tio_bio = NULL, *bio = NULL, *biotail = NULL;
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+ struct blk_plug plug;
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u32 offset = tio->offset;
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u32 size = tio->size;
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@@ -77,6 +78,7 @@
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atomic_set(&tio_work->error, 0);
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atomic_set(&tio_work->bios_remaining, 0);
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init_completion(&tio_work->tio_complete);
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+ blk_start_plug(&plug);
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/* Main processing loop, allocate and fill all bios */
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while (tio_index < tio->pg_cnt) {
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@@ -127,8 +129,7 @@
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submit_bio(rw, bio);
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}
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- if (bdev_q && bdev_q->unplug_fn)
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- bdev_q->unplug_fn(bdev_q);
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+ blk_finish_plug(&plug);
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wait_for_completion(&tio_work->tio_complete);
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