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Extending 'configure' script

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Functions and macros dependent on different kernel versions are now generated
before compilation basing on current kernel capabilities instead of hardcoding
them for specific kernels.

Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
This commit is contained in:
Michal Mielewczyk
2019-05-24 09:23:13 -04:00
parent f88d78f603
commit 1e5355eba1
50 changed files with 1079 additions and 742 deletions
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20
modules/cas_disk/exp_obj.c
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@@ -120,25 +120,25 @@ static inline void _casdsk_exp_obj_handle_bio_att(struct casdsk_disk *dsk,
dsk->exp_obj->mk_rq_fn(q, bio);
}
DECLARE_BLOCK_CALLBACK(_casdsk_exp_obj_bio_pt_io, struct bio *bio,
CAS_DECLARE_BLOCK_CALLBACK(_casdsk_exp_obj_bio_pt_io, struct bio *bio,
unsigned int bytes_done, int error)
{
struct casdsk_exp_obj_pt_io_ctx *io;
BUG_ON(!bio);
BLOCK_CALLBACK_INIT(bio);
CAS_BLOCK_CALLBACK_INIT(bio);
io = bio->bi_private;
BUG_ON(!io);
BIO_ENDIO(io->bio, BIO_BISIZE(io->bio),
BLOCK_CALLBACK_ERROR(bio, error));
CAS_BIO_ENDIO(io->bio, CAS_BIO_BISIZE(io->bio),
CAS_BLOCK_CALLBACK_ERROR(bio, error));
if (atomic_dec_return(&io->dsk->exp_obj->pt_ios) < 0)
BUG();
bio_put(bio);
kmem_cache_free(casdsk_module->pt_io_ctx_cache, io);
BLOCK_CALLBACK_RETURN();
CAS_BLOCK_CALLBACK_RETURN();
}
static inline void _casdsk_exp_obj_handle_bio_pt(struct casdsk_disk *dsk,
@@ -150,14 +150,14 @@ static inline void _casdsk_exp_obj_handle_bio_pt(struct casdsk_disk *dsk,
io = kmem_cache_zalloc(casdsk_module->pt_io_ctx_cache, GFP_ATOMIC);
if (!io) {
BIO_ENDIO(bio, BIO_BISIZE(bio), -ENOMEM);
CAS_BIO_ENDIO(bio, CAS_BIO_BISIZE(bio), -ENOMEM);
return;
}
cloned_bio = cas_bio_clone(bio, GFP_ATOMIC);
if (!cloned_bio) {
kmem_cache_free(casdsk_module->pt_io_ctx_cache, io);
BIO_ENDIO(bio, BIO_BISIZE(bio), -ENOMEM);
CAS_BIO_ENDIO(bio, CAS_BIO_BISIZE(bio), -ENOMEM);
return;
}
@@ -168,8 +168,8 @@ static inline void _casdsk_exp_obj_handle_bio_pt(struct casdsk_disk *dsk,
CAS_BIO_SET_DEV(cloned_bio, casdsk_disk_get_blkdev(dsk));
cloned_bio->bi_private = io;
cloned_bio->bi_end_io = REFER_BLOCK_CALLBACK(_casdsk_exp_obj_bio_pt_io);
cas_submit_bio(BIO_OP_FLAGS(cloned_bio), cloned_bio);
cloned_bio->bi_end_io = CAS_REFER_BLOCK_CALLBACK(_casdsk_exp_obj_bio_pt_io);
cas_submit_bio(CAS_BIO_OP_FLAGS(cloned_bio), cloned_bio);
}
static inline void _casdsk_exp_obj_handle_bio(struct casdsk_disk *dsk,
@@ -181,7 +181,7 @@ static inline void _casdsk_exp_obj_handle_bio(struct casdsk_disk *dsk,
else if (casdsk_disk_is_pt(dsk))
_casdsk_exp_obj_handle_bio_pt(dsk, q, bio);
else if (casdsk_disk_is_shutdown(dsk))
BIO_ENDIO(bio, BIO_BISIZE(bio), -EIO);
CAS_BIO_ENDIO(bio, CAS_BIO_BISIZE(bio), -EIO);
else
BUG();
}