github/ocf
4
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Dynamic I/O queue management

Browse Source 
- Queue allocation is now separated from starting cache.
- Queue can be created and destroyed in runtime.
- All queue ops accept queue handle instead of queue id.
- Cache stores queues as list instead of array.

Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
This commit is contained in:
Michal Mielewczyk
2019-02-15 08:12:00 -05:00
committed by Robert Baldyga
parent 1771228a46
commit e53944d472
38 changed files with 379 additions and 445 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
src/metadata/metadata_io.c
View File

@@ -44,7 +44,7 @@ static struct ocf_io_if meta_restart_if = {
/*
* Get max pages for IO
*/
static uint32_t metadata_io_max_page(struct ocf_cache *cache)
static uint32_t metadata_io_max_page(ocf_cache_t cache)
{
return ocf_volume_get_max_io_size(&cache->device->volume) / PAGE_SIZE;
}
@@ -65,7 +65,7 @@ static void metadata_io_read_i_atomic_end(struct ocf_io *io, int error)
/*
* Iterative read request
*/
int metadata_io_read_i_atomic(struct ocf_cache *cache,
int metadata_io_read_i_atomic(ocf_cache_t cache,
ocf_metadata_atomic_io_event_t hndl)
{
uint64_t i;
@@ -159,7 +159,7 @@ static int ocf_restart_meta_io(struct ocf_request *req)
{
struct ocf_io *io;
struct metadata_io_request *meta_io_req;
struct ocf_cache *cache;
ocf_cache_t cache;
int i;
int ret;
@@ -205,7 +205,7 @@ static void metadata_io_write_i_asynch_end(struct metadata_io_request *request,
int error)
{
struct metadata_io_request_asynch *a_req;
struct ocf_cache *cache;
ocf_cache_t cache;
OCF_CHECK_NULL(request);
@@ -247,7 +247,7 @@ static void metadata_io_write_i_asynch_end(struct metadata_io_request *request,
ocf_metadata_updater_kick(cache);
}
static void metadata_io_req_error(struct ocf_cache *cache,
static void metadata_io_req_error(ocf_cache_t cache,
struct metadata_io_request_asynch *a_req,
uint32_t i, int error)
{
@@ -262,7 +262,7 @@ static void metadata_io_req_error(struct ocf_cache *cache,
/*
* Iterative write request asynchronously
*/
int metadata_io_write_i_asynch(struct ocf_cache *cache, uint32_t queue,
int metadata_io_write_i_asynch(ocf_cache_t cache, ocf_queue_t queue,
void *context, uint32_t page, uint32_t count,
ocf_metadata_io_event_t fill_hndl,
ocf_metadata_io_hndl_on_write_t compl_hndl)
@@ -439,7 +439,7 @@ static void metadata_io_end(struct ocf_io *io, int error)
ctx_data_t *data = ocf_io_get_data(io);
uint32_t page = BYTES_TO_PAGES(io->addr);
uint32_t count = BYTES_TO_PAGES(io->bytes);
struct ocf_cache *cache = mio->cache;
ocf_cache_t cache = mio->cache;
uint32_t i = 0;
if (error) {
@@ -463,7 +463,7 @@ out:
}
static int metadata_submit_io(
struct ocf_cache *cache,
ocf_cache_t cache,
struct metadata_io *mio,
uint32_t count,
uint32_t written)
@@ -532,7 +532,7 @@ static int metadata_io(struct metadata_io *mio)
unsigned char step = 0;
int err;
struct ocf_cache *cache = mio->cache;
ocf_cache_t cache = mio->cache;
/* Check direction value correctness */
switch (mio->dir) {
@@ -572,7 +572,7 @@ static int metadata_io(struct metadata_io *mio)
/*
*
*/
int metadata_io_write_i(struct ocf_cache *cache,
int metadata_io_write_i(ocf_cache_t cache,
uint32_t page, uint32_t count,
ocf_metadata_io_event_t hndl_fn, void *hndl_cntx)
{
@@ -591,7 +591,7 @@ int metadata_io_write_i(struct ocf_cache *cache,
/*
*
*/
int metadata_io_read_i(struct ocf_cache *cache,
int metadata_io_read_i(ocf_cache_t cache,
uint32_t page, uint32_t count,
ocf_metadata_io_event_t hndl_fn, void *hndl_cntx)
{
@@ -610,7 +610,7 @@ int metadata_io_read_i(struct ocf_cache *cache,
/*
*
*/
static int metadata_io_write_fill(struct ocf_cache *cache,
static int metadata_io_write_fill(ocf_cache_t cache,
ctx_data_t *data, uint32_t page, void *context)
{
ctx_data_wr_check(cache->owner, data, context, PAGE_SIZE);
@@ -620,7 +620,7 @@ static int metadata_io_write_fill(struct ocf_cache *cache,
/*
* Write request
*/
int metadata_io_write(struct ocf_cache *cache,
int metadata_io_write(ocf_cache_t cache,
void *data, uint32_t page)
{
struct metadata_io mio = {