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cas_cache: IO classification based on LBA.

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Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
This commit is contained in:
Michal Mielewczyk 2019-07-17 06:25:32 -04:00
parent 02f11db364
commit 7c4114b7bd
1 changed files with 11 additions and 0 deletions
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11
modules/cas_cache/classifier.c
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@ -477,6 +477,16 @@ static cas_cls_eval_t _cas_cls_extension_test(
return cas_cls_eval_no; return cas_cls_eval_no;
} }
/* LBA test function */
static cas_cls_eval_t _cas_cls_lba_test(
struct cas_classifier *cls, struct cas_cls_condition *c,
struct cas_cls_io *io, ocf_part_id_t part_id)
{
uint64_t lba = CAS_BIO_BISECTOR(io->bio);
return _cas_cls_numeric_test_u(c, lba);
}
/* Array of condition handlers */ /* Array of condition handlers */
static struct cas_cls_condition_handler _handlers[] = { static struct cas_cls_condition_handler _handlers[] = {
{ "done", _cas_cls_done_test, _cas_cls_generic_ctr }, { "done", _cas_cls_done_test, _cas_cls_generic_ctr },
@ -490,6 +500,7 @@ static struct cas_cls_condition_handler _handlers[] = {
_cas_cls_directory_dtr }, _cas_cls_directory_dtr },
{ "extension", _cas_cls_extension_test, _cas_cls_string_ctr, { "extension", _cas_cls_extension_test, _cas_cls_string_ctr,
_cas_cls_generic_dtr }, _cas_cls_generic_dtr },
{ "lba", _cas_cls_lba_test, _cas_cls_numeric_ctr, _cas_cls_generic_dtr },
#ifdef CAS_WLTH_SUPPORT #ifdef CAS_WLTH_SUPPORT
{ "wlth", _cas_cls_wlth_test, _cas_cls_numeric_ctr, { "wlth", _cas_cls_wlth_test, _cas_cls_numeric_ctr,
_cas_cls_generic_dtr}, _cas_cls_generic_dtr},