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author | Christoph Hellwig <hch@lst.de> | 2022-04-06 08:12:27 +0200 |
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committer | Jens Axboe <axboe@kernel.dk> | 2022-04-17 19:30:41 -0600 |
commit | 066ff571011d8416e903d3d4f1f41e0b5eb91e1d (patch) | |
tree | 749f3f28b12204c02e223ec27318d5a231eede0f /drivers/target | |
parent | 7655db80932d95f501a0811544d9520ec720e38d (diff) | |
download | linux-066ff571011d8416e903d3d4f1f41e0b5eb91e1d.tar.gz linux-066ff571011d8416e903d3d4f1f41e0b5eb91e1d.tar.bz2 linux-066ff571011d8416e903d3d4f1f41e0b5eb91e1d.zip |
block: turn bio_kmalloc into a simple kmalloc wrapper
Remove the magic autofree semantics and require the callers to explicitly
call bio_init to initialize the bio.
This allows bio_free to catch accidental bio_put calls on bio_init()ed
bios as well.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Coly Li <colyli@suse.de>
Acked-by: Mike Snitzer <snitzer@kernel.org>
Link: https://lore.kernel.org/r/20220406061228.410163-5-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/target')
-rw-r--r-- | drivers/target/target_core_pscsi.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c index 77bd3af4b2bf..dc3007a13357 100644 --- a/drivers/target/target_core_pscsi.c +++ b/drivers/target/target_core_pscsi.c @@ -818,7 +818,8 @@ static ssize_t pscsi_show_configfs_dev_params(struct se_device *dev, char *b) static void pscsi_bi_endio(struct bio *bio) { - bio_put(bio); + bio_uninit(bio); + kfree(bio); } static sense_reason_t @@ -861,14 +862,13 @@ pscsi_map_sg(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, if (!bio) { new_bio: nr_vecs = bio_max_segs(nr_pages); - bio = bio_kmalloc(GFP_KERNEL, nr_vecs); + bio = bio_kmalloc(nr_vecs, GFP_KERNEL); if (!bio) goto fail; + bio_init(bio, NULL, bio->bi_inline_vecs, nr_vecs, + rw ? REQ_OP_WRITE : REQ_OP_READ); bio->bi_end_io = pscsi_bi_endio; - if (rw) - bio_set_op_attrs(bio, REQ_OP_WRITE, 0); - pr_debug("PSCSI: Allocated bio: %p," " dir: %s nr_vecs: %d\n", bio, (rw) ? "rw" : "r", nr_vecs); |