diff options
| author | Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> | 2023-10-18 15:28:12 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-01-26 02:35:53 +0300 |
| commit | bd4f6f1f8948bda35cdb119689b2021cf610591b (patch) | |
| tree | 58ceb4c4cf0c2d395f2746b374d591043c129b0a /include/linux | |
| parent | 23bab2b8e099f564eb14485514041e3327a5404f (diff) | |
| download | linux-bd4f6f1f8948bda35cdb119689b2021cf610591b.tar.xz | |
bus: mhi: ep: Use slab allocator where applicable
[ Upstream commit 62210a26cd4f8ad52683a71c0226dfe85de1144d ]
Use slab allocator for allocating the memory for objects used frequently
and are of fixed size. This reduces the overheard associated with
kmalloc().
Suggested-by: Alex Elder <elder@linaro.org>
Link: https://lore.kernel.org/r/20231018122812.47261-1-manivannan.sadhasivam@linaro.org
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Stable-dep-of: 327ec5f70609 ("PCI: epf-mhi: Fix the DMA data direction of dma_unmap_single()")
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/mhi_ep.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/mhi_ep.h b/include/linux/mhi_ep.h index f198a8ac7ee7..ce85d42b685d 100644 --- a/include/linux/mhi_ep.h +++ b/include/linux/mhi_ep.h @@ -128,6 +128,9 @@ struct mhi_ep_cntrl { struct work_struct reset_work; struct work_struct cmd_ring_work; struct work_struct ch_ring_work; + struct kmem_cache *ring_item_cache; + struct kmem_cache *ev_ring_el_cache; + struct kmem_cache *tre_buf_cache; void (*raise_irq)(struct mhi_ep_cntrl *mhi_cntrl, u32 vector); int (*alloc_map)(struct mhi_ep_cntrl *mhi_cntrl, u64 pci_addr, phys_addr_t *phys_ptr, |