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Linux 4.8 compat: submit_bio()

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The rw argument has been removed from submit_bio/submit_bio_wait.
Callers are now expected to set bio->bi_rw instead of passing it
in.  See https://github.com/torvalds/linux/commit/4e49ea4a for
complete details.

Signed-off-by: Tim Chase <tim@chase2k.com>
Signed-off-by: Chunwei Chen <david.chen@osnexus.com>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Issue #4892
Issue #4899
This commit is contained in:
Brian Behlendorf
2016-07-27 02:23:53 +00:00
parent f26b4b3c8a
commit bbb1b6cea7
3 changed files with 34 additions and 2 deletions
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module/zfs/vdev_disk.c
+13 -2
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@@ -484,18 +484,29 @@ bio_map(struct bio *bio, void *bio_ptr, unsigned int bio_size)
return (bio_size);
}
static inline void
vdev_submit_bio_impl(int rw, struct bio *bio)
{
#ifdef HAVE_1ARG_SUBMIT_BIO
bio->bi_rw |= rw;
submit_bio(bio);
#else
submit_bio(rw, bio);
#endif
}
static inline void
vdev_submit_bio(int rw, struct bio *bio)
{
#ifdef HAVE_CURRENT_BIO_TAIL
struct bio **bio_tail = current->bio_tail;
current->bio_tail = NULL;
submit_bio(rw, bio);
vdev_submit_bio_impl(rw, bio);
current->bio_tail = bio_tail;
#else
struct bio_list *bio_list = current->bio_list;
current->bio_list = NULL;
submit_bio(rw, bio);
vdev_submit_bio_impl(rw, bio);
current->bio_list = bio_list;
#endif
}