d/numam-spdk
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

idxd: Bump batch size to 32

Browse Source 
Increase the batch size and with it the effective queue depth per
channel to 512.

Change-Id: Ide665e92d47ee753c141f34dd6a8bc4d040fe8db
Signed-off-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/11031
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: John Kariuki <John.K.Kariuki@intel.com>
This commit is contained in:
Ben Walker 2022-01-11 13:13:42 -07:00 committed by Tomasz Zawadzki
parent 4b8a57eead
commit 86bb0df191
2 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
lib/idxd/idxd.h
View File

@ -61,8 +61,8 @@ static inline void movdir64b(void *dst, const void *src)
/* TODO: consider setting the max per batch limit via RPC. */
/* The following sets up a max desc count per batch of 16 */
#define LOG2_WQ_MAX_BATCH 4 /* 2^4 = 16 */
/* The following sets up a max desc count per batch of 32 */
#define LOG2_WQ_MAX_BATCH 5 /* 2^5 = 32 */
#define DESC_PER_BATCH (1 << LOG2_WQ_MAX_BATCH)
#define MIN_USER_DESC_COUNT 2

2
test/unit/lib/idxd/idxd_user.c/idxd_user_ut.c
View File

@ -107,7 +107,7 @@ test_idxd_wq_config(void)
struct spdk_user_idxd_device user_idxd = {};
struct spdk_idxd_device *idxd = &user_idxd.idxd;
union idxd_wqcfg wqcfg = {};
uint32_t expected[8] = {0x40, 0, 0x11, 0x9e, 0, 0, 0x40000000, 0};
uint32_t expected[8] = {0x40, 0, 0x11, 0xbe, 0, 0, 0x40000000, 0};
uint32_t wq_size;
int rc, i, j;