system/linux
system/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux synced 2024-10-17 16:58:15 +00:00
Code Issues Packages Projects Releases Wiki Activity

habanalabs: trace MMU map/unmap page

Browse source 
This patch utilize the defined tracepoint to trace the MMU's pages
map/unmap operations.

Signed-off-by: Ohad Sharabi <osharabi@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Reviewed-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
This commit is contained in:
Ohad Sharabi 2022-06-08 10:27:59 +03:00 committed by Oded Gabbay
parent 191a4443c3
commit 4eb87df3d0
1 changed files with 7 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
drivers/misc/habanalabs/common/mmu/mmu.c
View file

@ -9,6 +9,8 @@
#include "../habanalabs.h"
#include <trace/events/habanalabs.h>
/**
* hl_mmu_get_funcs() - get MMU functions structure
* @hdev: habanalabs device structure.
@ -259,6 +261,9 @@ int hl_mmu_unmap_page(struct hl_ctx *ctx, u64 virt_addr, u32 page_size, bool flu
if (flush_pte)
mmu_funcs->flush(ctx);
if (trace_habanalabs_mmu_unmap_enabled() && !rc)
trace_habanalabs_mmu_unmap(hdev->dev, virt_addr, 0, page_size, flush_pte);
return rc;
}
@ -344,6 +349,8 @@ int hl_mmu_map_page(struct hl_ctx *ctx, u64 virt_addr, u64 phys_addr, u32 page_s
if (flush_pte)
mmu_funcs->flush(ctx);
trace_habanalabs_mmu_map(hdev->dev, virt_addr, phys_addr, page_size, flush_pte);
return 0;
err: