diff options
| author | Dave Jiang <dave.jiang@intel.com> | 2023-04-07 23:31:34 +0300 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2023-04-12 20:48:45 +0300 |
| commit | c2f156bf168fb42cd6ecd0a8e2204dbe542b8516 (patch) | |
| tree | 6235c17693d69f6f9fd45d35a451f20def17d059 /drivers/dma/idxd/sysfs.c | |
| parent | 2f30decd2f23a376d2ed73dfe4c601421edf501a (diff) | |
| download | linux-c2f156bf168fb42cd6ecd0a8e2204dbe542b8516.tar.xz | |
dmaengine: idxd: create kmem cache for event log fault items
Add a kmem cache per device for allocating event log fault context. The
context allows an event log entry to be copied and passed to a software
workqueue to be processed. Due to each device can have different sized
event log entry depending on device type, it's not possible to have a
global kmem cache.
Tested-by: Tony Zhu <tony.zhu@intel.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Co-developed-by: Fenghua Yu <fenghua.yu@intel.com>
Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
Link: https://lore.kernel.org/r/20230407203143.2189681-8-fenghua.yu@intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/idxd/sysfs.c')
| -rw-r--r-- | drivers/dma/idxd/sysfs.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/dma/idxd/sysfs.c b/drivers/dma/idxd/sysfs.c index 163fdfaa5022..8b9dfa0d2b99 100644 --- a/drivers/dma/idxd/sysfs.c +++ b/drivers/dma/idxd/sysfs.c @@ -1718,6 +1718,7 @@ static void idxd_conf_device_release(struct device *dev) kfree(idxd->wqs); kfree(idxd->engines); kfree(idxd->evl); + kmem_cache_destroy(idxd->evl_cache); ida_free(&idxd_ida, idxd->id); bitmap_free(idxd->opcap_bmap); kfree(idxd); |