pktcdvd: stop using bio_reset
Just initialize the bios on-demand. Signed-off-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20220406061228.410163-6-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
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852ad96cb0
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@ -525,7 +525,6 @@ static struct packet_data *pkt_alloc_packet_data(int frames)
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pkt->w_bio = bio_kmalloc(frames, GFP_KERNEL);
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if (!pkt->w_bio)
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goto no_bio;
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bio_init(pkt->w_bio, NULL, pkt->w_bio->bi_inline_vecs, frames, 0);
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for (i = 0; i < frames / FRAMES_PER_PAGE; i++) {
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pkt->pages[i] = alloc_page(GFP_KERNEL|__GFP_ZERO);
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@ -537,26 +536,20 @@ static struct packet_data *pkt_alloc_packet_data(int frames)
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bio_list_init(&pkt->orig_bios);
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for (i = 0; i < frames; i++) {
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struct bio *bio = bio_kmalloc(1, GFP_KERNEL);
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if (!bio)
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pkt->r_bios[i] = bio_kmalloc(1, GFP_KERNEL);
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if (!pkt->r_bios[i])
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goto no_rd_bio;
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bio_init(bio, NULL, bio->bi_inline_vecs, 1, 0);
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pkt->r_bios[i] = bio;
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}
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return pkt;
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no_rd_bio:
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for (i = 0; i < frames; i++) {
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if (pkt->r_bios[i])
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bio_uninit(pkt->r_bios[i]);
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for (i = 0; i < frames; i++)
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kfree(pkt->r_bios[i]);
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}
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no_page:
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for (i = 0; i < frames / FRAMES_PER_PAGE; i++)
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if (pkt->pages[i])
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__free_page(pkt->pages[i]);
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bio_uninit(pkt->w_bio);
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kfree(pkt->w_bio);
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no_bio:
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kfree(pkt);
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@ -571,13 +564,10 @@ static void pkt_free_packet_data(struct packet_data *pkt)
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{
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int i;
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for (i = 0; i < pkt->frames; i++) {
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bio_uninit(pkt->r_bios[i]);
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for (i = 0; i < pkt->frames; i++)
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kfree(pkt->r_bios[i]);
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}
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for (i = 0; i < pkt->frames / FRAMES_PER_PAGE; i++)
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__free_page(pkt->pages[i]);
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bio_uninit(pkt->w_bio);
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kfree(pkt->w_bio);
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kfree(pkt);
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}
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@ -952,6 +942,7 @@ static void pkt_end_io_read(struct bio *bio)
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if (bio->bi_status)
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atomic_inc(&pkt->io_errors);
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bio_uninit(bio);
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if (atomic_dec_and_test(&pkt->io_wait)) {
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atomic_inc(&pkt->run_sm);
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wake_up(&pd->wqueue);
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@ -969,6 +960,7 @@ static void pkt_end_io_packet_write(struct bio *bio)
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pd->stats.pkt_ended++;
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bio_uninit(bio);
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pkt_bio_finished(pd);
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atomic_dec(&pkt->io_wait);
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atomic_inc(&pkt->run_sm);
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@ -1023,7 +1015,7 @@ static void pkt_gather_data(struct pktcdvd_device *pd, struct packet_data *pkt)
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continue;
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bio = pkt->r_bios[f];
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bio_reset(bio, pd->bdev, REQ_OP_READ);
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bio_init(bio, pd->bdev, bio->bi_inline_vecs, 1, REQ_OP_READ);
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bio->bi_iter.bi_sector = pkt->sector + f * (CD_FRAMESIZE >> 9);
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bio->bi_end_io = pkt_end_io_read;
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bio->bi_private = pkt;
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@ -1236,7 +1228,8 @@ static void pkt_start_write(struct pktcdvd_device *pd, struct packet_data *pkt)
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{
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int f;
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bio_reset(pkt->w_bio, pd->bdev, REQ_OP_WRITE);
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bio_init(pkt->w_bio, pd->bdev, pkt->w_bio->bi_inline_vecs, pkt->frames,
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REQ_OP_WRITE);
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pkt->w_bio->bi_iter.bi_sector = pkt->sector;
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pkt->w_bio->bi_end_io = pkt_end_io_packet_write;
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pkt->w_bio->bi_private = pkt;
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